Introduction

Self-contained drinking water coolers are widely used in offices, schools, hospitals, factories, commercial buildings, public facilities and other locations where cooled drinking water is required. Since these appliances combine refrigeration, water storage or dispensing and electrical components, their cooling performance, energy consumption, electrical safety and construction need to meet specified requirements.

In India, IS 1475 (Part 1):2001 – Self-Contained Drinking Water Coolers – Part 1: Energy Consumption and Performance specifies requirements for self-contained drinking water coolers. The BIS Product Manual provides certification guidance under Scheme-I of the BIS Conformity Assessment Regulations, 2018 and is also intended for prospective manufacturers seeking a BIS certification licence.

Self-Contained Drinking Water Coolers are covered under the Self-Contained Drinking Water Cooler (Quality Control) Order, 2024. The QCO identifies IS 1475 (Part 1):2001 as the applicable Indian Standard and specifies implementation dates of 1 October 2024 for enterprises other than Micro and Small Enterprises, 1 January 2025 for Small Enterprises and 1 April 2025 for Micro Enterprises.

Qualitance India provides end-to-end BIS Certification Consultancy for Self-Contained Drinking Water Coolers as per IS 1475 (Part 1):2001, including product scope assessment, product grouping, documentation, testing coordination, BIS application support and factory inspection preparation.

What is IS 1475 (Part 1):2001?

IS 1475 (Part 1):2001 is titled:

“Self-Contained Drinking Water Coolers – Part 1: Energy Consumption and Performance”

The BIS Product Manual confirms that certification under this standard is operated under Scheme-I.

The standard and Product Manual cover important areas relating to:

Classification
Construction
Components and their materials
Cooling capacity
Maximum operating conditions
Electrical insulation
High-voltage safety
Performance
Energy consumption
Water storage capacity
Functional performance
Marking

BIS laboratory listings currently show testing entries covering cooling capacity, maximum operating conditions, pull-down/performance-related testing, maximum power consumption, annual energy consumption, storage capacity and electrical-safety requirements for water coolers.

What are Self-Contained Drinking Water Coolers?

A self-contained drinking water cooler is an electrically operated appliance designed to cool drinking water using an integrated cooling system.

Depending on the design, a water cooler may include:

Refrigeration system
Water tank or storage section
Cooling coil or associated cooling arrangement
Water dispensing mechanism
Electrical controls
Compressor and related components
Insulation
Wiring and electrical components
Thermostat or temperature-control arrangement

The exact construction depends on whether the cooler is a pressure type or storage type.

Types of Water Coolers Covered Under IS 1475 (Part 1):2001

The BIS Product Manual identifies two main categories.

Pressure Type Water Coolers

Pressure type coolers are divided into:

Bubbler Type
Faucet Type

For pressure type water coolers, grouping is based on cooling capacity.

Group 1

Cooling capacity up to and including 30 litres per hour

Group 2

Cooling capacity above 30 litres per hour

The BIS Product Manual states that the sample with the highest cooling-capacity rating within a group can be tested to cover the corresponding varieties up to the tested cooling capacity.

Storage Type Water Coolers

Storage type water coolers may:

Store or cool water in the same container
Use a bottle or container for storing the supply of water to be cooled

For storage type coolers, grouping considers the highest cooling capacity and highest storage capacity intended to be covered.

Scope of BIS Licence for Water Coolers

The BIS Product Manual states that the licence scope can include the following parameters:

Pressure Type and/or Storage Type
Cooling Capacity Rating in litres per hour
Water Storage Capacity in litres, where applicable
Single Phase / Three Phase
Voltage Rating in volts

This makes accurate product-scope planning very important before testing.

The Product Manual also states that single-phase and three-phase water coolers are to be tested separately and that the licence scope can be restricted according to the manufacturer's manufacturing capability and available testing facilities.

Is BIS Certification Mandatory for Drinking Water Coolers?

Yes. Self-Contained Drinking Water Coolers are covered under the applicable BIS compulsory certification framework.

The Self-Contained Drinking Water Cooler (Quality Control) Order, 2024 specifically lists:

Self-Contained Drinking Water Cooler – IS 1475 (Part 1):2001

and states the implementation dates for different enterprise categories.

The earlier QCO notification also identifies BIS as the certifying and enforcing authority for the listed product.

Manufacturers should always verify the latest QCO, amendments and applicable exemptions before making a final compliance decision.

Self-Contained Drinking Water Cooler QCO 2024

The 2024 Quality Control Order establishes compulsory conformity requirements for self-contained drinking water coolers.

The implementation schedule is:

Enterprise Category	Implementation Date
Enterprises other than Micro & Small Enterprises	1 October 2024
Small Enterprises	1 January 2025
Micro Enterprises	1 April 2025

The QCO also specifies that the latest version of the applicable Indian Standard, including amendments notified by BIS, shall apply. Goods manufactured domestically for export are excluded from the scope of the Order, subject to its provisions.

Who Needs BIS Certification for Drinking Water Coolers?

BIS certification is relevant to manufacturers producing self-contained drinking water coolers covered by IS 1475 (Part 1):2001.

This can include:

Drinking Water Cooler Manufacturers
Water Cooler Manufacturers
Commercial Water Cooler Manufacturers
Industrial Water Cooler Manufacturers
Office Water Cooler Manufacturers
School and Institutional Water Cooler Manufacturers
Refrigeration Appliance Manufacturers
Electrical Appliance Manufacturers
OEM Manufacturers
Contract Manufacturers

Importers and businesses dealing with covered water coolers should separately verify their obligations under the applicable QCO and BIS framework.

BIS Certification Eligibility Requirements

A manufacturer seeking BIS certification should generally have suitable manufacturing, testing and quality-control arrangements.

These may include:

Manufacturing premises
Water cooler manufacturing facilities
Refrigeration assembly facilities
Electrical assembly facilities
Product drawings
Technical specifications
Raw-material control
Manufacturing process controls
Testing equipment
Calibration system
Quality-control personnel
Inspection procedures
Production records
Test records
Product identification system
Packing and marking arrangements

The exact requirements depend on the product type, cooling capacity, storage capacity, phase and proposed BIS licence scope.

BIS Certification Process for Drinking Water Coolers

Step 1 – Product Applicability Assessment

The water cooler is first reviewed against IS 1475 (Part 1):2001.

The assessment may include:

Pressure or storage type
Cooling capacity
Storage capacity
Single-phase or three-phase
Voltage rating
Construction
Electrical system
Manufacturing process

Step 2 – Product Scope Finalisation

The intended BIS licence scope is finalised according to the applicable grouping provisions.

The scope can cover pressure type, storage type, cooling capacity, water storage capacity, phase and voltage rating.

Step 3 – Documentation Preparation

Technical, factory and quality-control documentation is prepared.

Step 4 – Sample Preparation

The BIS Product Manual specifies a sample size of:

2 water coolers.

Representative samples should be selected according to the proposed licence scope.

Step 5 – Laboratory Testing

The samples are tested against the applicable requirements of IS 1475 (Part 1):2001.

Step 6 – BIS Application

The manufacturer submits the BIS application along with the required documentation and supporting information.

Step 7 – Factory Assessment

BIS assesses the manufacturing facility, testing arrangements and quality-control system.

Step 8 – Observation Closure

If observations or deficiencies are identified, corrective action is taken and the required evidence is submitted.

Step 9 – BIS Licence Grant

After successful conformity assessment, BIS grants the licence for the approved product scope.

Step 10 – ISI Marking

The manufacturer can mark conforming water coolers according to applicable BIS Standard Mark requirements and licence conditions.

Testing Requirements for Self-Contained Drinking Water Coolers

Testing is a critical part of BIS certification because water coolers combine cooling, electrical and performance functions.

The BIS Product Manual identifies applicable tests and equipment, while current BIS LIMS listings show testing facilities for IS 1475 (Part 1):2001.

Components and Materials

Components and their materials are checked against the applicable requirements of the standard.

The Product Manual specifically states that cables should conform to IS 9968 (Part 1) or IS 694, as applicable, while other components are controlled according to Clause 6 of IS 1475 (Part 1).

Electrical Insulation Test

Electrical insulation is tested to verify the required insulation performance.

High Voltage Test

A high-voltage test is carried out to assess electrical safety.

Cooling Capacity Test

Cooling capacity is evaluated against the declared rating.

Maximum Operating Conditions

The cooler is tested under the applicable maximum operating conditions.

Performance Test

Overall operating performance is evaluated according to the requirements of the standard.

Maximum Power Consumption

Maximum power consumption is evaluated.

Annual Energy Consumption

Energy consumption is assessed as specified by the standard.

Storage Capacity

For storage type water coolers, the storage capacity is evaluated.

Functional Test

The functional operation of the appliance is checked.

Current BIS LIMS entries for the standard identify tests including components and materials, insulation resistance, high-voltage testing, cooling capacity, maximum operating conditions, performance, maximum power consumption, annual energy consumption, storage capacity and applicable electrical-safety parameters.

Maximum Power Consumption and Energy Performance

Energy performance is particularly important because IS 1475 (Part 1):2001 specifically covers energy consumption and performance.

The testing framework includes:

Maximum power consumption
Annual energy consumption
Cooling capacity
Operating performance

Manufacturers should ensure that the declared product specifications are supported by actual test results and that production remains consistent with the tested design.

Raw Material and Component Requirements

The BIS Product Manual requires control over components and their materials.

For cables, the Product Manual specifically refers to:

IS 9968 (Part 1)
IS 694

as applicable.

It also states that no further testing is required for applicable components where they are accompanied by a suitable test certificate or are ISI marked, subject to the specified conditions. Cables used are required to be ISI marked.

Manufacturers should maintain records for:

Component specifications
Supplier details
Purchase records
Test certificates
Incoming inspection
Batch identification
Traceability

Manufacturing Process for Drinking Water Coolers

A typical manufacturing process may include:

Raw-material and component receiving
Incoming inspection
Cabinet or body fabrication
Water tank preparation
Refrigeration system assembly
Compressor installation
Electrical wiring and control assembly
Insulation installation
Water dispensing assembly
Thermostat/control installation
Leak and functional checks
Electrical safety checks
Cooling performance testing
Energy-performance testing
Final inspection
Packing
Marking

The actual production process may vary according to the cooler design and manufacturing technology.

BIS Factory Inspection for Drinking Water Coolers

Factory assessment is an important part of BIS certification under Scheme-I.

During factory inspection, BIS may examine:

Manufacturing Facilities

Machinery and facilities used for cabinet, tank, refrigeration and electrical assembly.

Refrigeration System

Control over compressors, cooling systems and related components.

Electrical Assembly

Wiring, electrical connections, insulation and protective arrangements.

Component Control

Incoming inspection and traceability of important components.

Testing Facilities

Availability of suitable test equipment for applicable performance and electrical tests.

Calibration

Applicable measuring and testing equipment should be covered by a calibration plan.

Quality Control

Incoming, in-process and final inspection systems should be implemented.

Test Records

The manufacturer should maintain records demonstrating conformity.

Product Identification

Products should be identifiable according to type, capacity, phase and voltage as applicable.

Testing Equipment for IS 1475 (Part 1):2001

The BIS Product Manual identifies major equipment such as:

Voltmeter
DBT indicator
Digital temperature indicator with sensors
Liquid flow meter
Mercury thermometer
Measuring jars/cylinders
Energy meter
Hour meter
Measuring tape
Micrometer
IR tester
HV tester
Megger
Ammeter
Stopwatch/timer
Performance panel

The Product Manual states that the list is indicative and should not be treated as exhaustive.

Product Grouping for Water Coolers

Product grouping is particularly important because the licence scope can include several varieties.

Pressure Type

Pressure type water coolers are grouped according to cooling capacity:

Group	Cooling Capacity
Group 1	Up to and including 30 L/h
Group 2	Above 30 L/h

For each group, the highest cooling-capacity model tested can cover the corresponding varieties up to the tested capacity, subject to the Product Manual's grouping conditions.

Storage Type

For storage type water coolers, the sample with the highest cooling capacity and highest storage capacity is tested to cover corresponding varieties up to the tested capacities.

Single-Phase and Three-Phase

Single-phase and three-phase water coolers are required to be tested separately.

Correct product grouping can help manufacturers avoid unnecessary testing and reduce certification delays.

Scheme of Inspection and Testing

The BIS Product Manual requires the manufacturer to maintain a suitably equipped laboratory and a calibration plan for test equipment. Test records must also be maintained.

The Product Manual defines the control unit as:

Self-contained Water Coolers of the same type, cooling capacity and storage capacity, as applicable, manufactured in a day.

Routine controls include:

Electrical insulation test
Performance test
High-voltage test
Cooling capacity test
Maximum operating conditions

The Product Manual specifies cooling-capacity testing once in a month for each type, cooling capacity and storage capacity, as applicable, while insulation, performance and high-voltage tests are specified for each water cooler.

The Product Manual also states that production conforming to the Indian Standard and covered by the licence should bear the Standard Mark.

Documents Required for BIS Certification

Typical documents may include:

Company registration documents
Factory address proof
Factory layout
Manufacturing process flow chart
Machinery list
Product drawings
Technical specifications
Cooling capacity details
Water storage capacity details
Voltage and phase details
Refrigeration system details
Electrical component details
Raw-material and component specifications
Supplier details
Material/component test certificates
Testing equipment list
Calibration certificates
Quality-control plan
Inspection records
Production records
Test reports
Product photographs
Packing details
Marking details
Authorised signatory documents
Trademark documents, where applicable

The final document list depends on the manufacturer, product configuration and proposed BIS licence scope.

Packing and Marking Requirements

Marking is an important part of BIS compliance.

The manufacturer should ensure that the product and its packaging carry the applicable information according to IS 1475 (Part 1):2001 and BIS licence conditions.

The BIS Product Manual requires all production conforming to the Indian Standard and covered by the licence to carry the BIS Standard Mark.

Product identification should allow traceability of the relevant type, capacity, storage capacity, phase and voltage rating.

Common Reasons for BIS Certification Delays

Manufacturers may face delays because of:

Incorrect product classification
Incorrect pressure/storage type
Incorrect cooling-capacity declaration
Incorrect storage-capacity declaration
Incorrect phase or voltage specification
Incomplete technical drawings
Component non-conformity
Cable non-conformity
Cooling-capacity failure
Maximum operating-condition failure
Electrical insulation failure
High-voltage test failure
Performance-test failure
Energy-consumption non-conformity
Inadequate testing facilities
Missing calibration records
Incorrect product grouping
Factory not ready for assessment
Documentation deficiencies
Incorrect BIS marking

A technical product assessment before submitting the BIS application can help reduce avoidable delays.

BIS Certification Cost for Drinking Water Coolers

There is no single fixed BIS certification cost applicable to every manufacturer.

The total cost may depend on:

BIS application fees
Laboratory testing charges
Water cooler type
Cooling capacity
Storage capacity
Single/three-phase configuration
Number of samples
Factory assessment
Testing equipment
Calibration
Documentation
Retesting, if required
Consultancy charges

Current BIS LIMS listings show laboratory testing charges for IS 1475 (Part 1):2001. For example, the current database shows testing entries including ₹16,500, ₹24,000, ₹24,750, ₹24,700 and ₹30,000, depending on the laboratory and testing scope.

These laboratory charges should not be considered the complete BIS certification cost because the overall project can also include application, factory, equipment, calibration, documentation and consultancy expenses.

For an accurate quotation, the manufacturer's water cooler type, capacity, phase, voltage and intended licence scope should be reviewed first.

BIS Certification Timeline

The certification timeline can vary depending on:

Product type
Cooling capacity
Storage capacity
Phase and voltage
Product grouping
Documentation readiness
Sample availability
Laboratory testing
Test results
BIS application scrutiny
Factory readiness
Factory assessment
Observation closure

Manufacturers can reduce unnecessary delays by finalising product scope, testing arrangements and technical documents before starting the BIS application.

Benefits of BIS Certification for Drinking Water Coolers

Regulatory Compliance

Helps manufacturers meet applicable BIS and QCO requirements.

ISI Mark

Allows eligible manufacturers to use the BIS Standard Mark on products covered by the approved licence.

Product Performance

Testing verifies important cooling and functional performance requirements.

Electrical Safety

Electrical insulation and high-voltage testing support conformity with applicable safety requirements.

Energy Performance

Testing of power consumption and energy consumption helps assess the appliance against the applicable energy-performance requirements.

Customer Confidence

BIS certification can increase confidence among institutional, commercial and industrial buyers.

Market Acceptance

Certification supports legal market access where BIS certification is mandatory.

Better Quality Control

The BIS inspection and testing framework encourages systematic production controls.

Business Credibility

A valid BIS licence can strengthen the manufacturer's position in the water-cooler and commercial appliance market.

Why Choose Qualitance India?

Qualitance India provides professional BIS Certification Consultancy for manufacturers seeking BIS and ISI Mark certification.

For Self-Contained Drinking Water Coolers as per IS 1475 (Part 1):2001, our consultancy support can include:

Product applicability assessment
IS 1475 (Part 1):2001 requirement review
Pressure/storage type assessment
Cooling-capacity assessment
Storage-capacity assessment
Single/three-phase assessment
Voltage rating assessment
Product grouping guidance
Documentation preparation
Sample selection guidance
Laboratory testing coordination
BIS application assistance
Factory inspection preparation
Testing equipment guidance
Quality-control documentation
Observation closure support
BIS licence assistance

Our support is designed to help manufacturers manage the certification process from product assessment and scope finalisation through testing, BIS application, factory assessment and licence approval.

Contact Qualitance India

Phone: +91 93106 15170
Email: info@qualitanceindia.com
Website: qualitanceindia.com

BIS Certification Process – Quick Flow

Product Identification
↓
IS 1475 (Part 1):2001 Requirement Review
↓
Pressure / Storage Type Assessment
↓
Cooling & Storage Capacity Assessment
↓
Phase & Voltage Assessment
↓
Product Grouping & Scope Finalisation
↓
Documentation Preparation
↓
Sample Preparation – 2 Water Coolers
↓
Laboratory Testing
↓
BIS Application
↓
Application Scrutiny
↓
Factory Assessment
↓
Observation Closure
↓
BIS Licence Grant
↓
ISI Mark on Approved Water Coolers

Frequently Asked Questions

1. What is IS 1475 (Part 1):2001?

IS 1475 (Part 1):2001 is the Indian Standard titled Self-Contained Drinking Water Coolers – Part 1: Energy Consumption and Performance.

2. Is BIS certification mandatory for drinking water coolers?

Yes. Self-Contained Drinking Water Coolers are covered under the Self-Contained Drinking Water Cooler (Quality Control) Order, 2024.

3. What is the applicable BIS certification scheme?

Certification is operated under Scheme-I / ISI Mark Scheme.

4. What types of water coolers are covered?

The BIS Product Manual identifies Pressure Type and Storage Type water coolers. Pressure type includes Bubbler Type and Faucet Type.

5. What is the pressure-type grouping?

Pressure type water coolers are grouped into up to and including 30 L/h and above 30 L/h.

6. What is the sample size for BIS certification?

The Product Manual specifies 2 water coolers.

7. What are the main tests for drinking water coolers?

Important tests include cooling capacity, maximum operating conditions, performance, maximum power consumption, annual energy consumption, storage capacity where applicable, electrical insulation, high-voltage testing and other applicable electrical-safety requirements.

8. Are single-phase and three-phase water coolers tested separately?

Yes. The BIS Product Manual states that single-phase and three-phase water coolers shall be tested separately.

9. What cable standards are referenced?

The Product Manual refers to IS 9968 (Part 1) or IS 694, as applicable, and states that cables used shall be ISI marked.

10. Is factory inspection required?

Yes. Factory assessment forms part of the BIS Scheme-I certification process.

11. What testing equipment is required?

The Product Manual identifies equipment such as voltmeters, temperature indicators, liquid flow meters, energy meters, hour meters, IR testers, HV testers, ammeters and performance-panel arrangements.

12. What are the implementation dates under the 2024 QCO?

The implementation dates are 1 October 2024 for enterprises other than Micro & Small Enterprises, 1 January 2025 for Small Enterprises and 1 April 2025 for Micro Enterprises.

13. How much does BIS certification for water coolers cost?

The total cost depends on product type, capacity, testing, BIS application, factory assessment, equipment and documentation. Current BIS LIMS listings show different laboratory charges depending on the laboratory and scope.

14. How long does BIS certification take?

The timeline depends on documentation, product grouping, testing, BIS application scrutiny, factory assessment and closure of observations.

15. Can Qualitance India help with IS 1475 certification?

Yes. Qualitance India provides support for product assessment, scope and grouping, documentation, testing coordination, BIS application and factory inspection preparation.

Related BIS Certification Services

BIS Certification for Drinking Water Coolers
BIS Certification for Electrical Appliances
BIS Certification for Refrigeration Appliances
BIS Certification for Commercial Appliances
BIS Certification for Water Dispensers
BIS Certification for Water Storage and Cooling Equipment
BIS & ISI Mark Certification
BIS Factory Inspection Assistance
BIS Testing Coordination
BIS Certification Consultancy

Conclusion

IS 1475 (Part 1):2001 – Self-Contained Drinking Water Coolers – Part 1: Energy Consumption and Performance establishes requirements relating to the construction, cooling performance, energy consumption, electrical safety and functional performance of self-contained drinking water coolers. The BIS Product Manual identifies Pressure Type and Storage Type coolers and provides grouping based on cooling capacity and storage capacity.

The standard is covered under the Self-Contained Drinking Water Cooler (Quality Control) Order, 2024, which specifies compulsory BIS conformity requirements and phased implementation dates for different enterprise categories.

For manufacturers, correct identification of the cooler type, cooling capacity, storage capacity, phase, voltage and product grouping is important before laboratory testing and BIS application. The manufacturer should also maintain suitable electrical-safety testing facilities, performance-testing arrangements, calibration records and quality-control documentation.

Qualitance India provides end-to-end BIS Certification Consultancy for Self-Contained Drinking Water Coolers as per IS 1475 (Part 1):2001, including product assessment, scope and grouping guidance, documentation, sample preparation, laboratory testing coordination, BIS application support and factory inspection preparation.

For BIS Certification and ISI Mark Consultancy for Self-Contained Drinking Water Coolers, contact Qualitance India today.