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Factory Authorized Parts EF33CW188 OEM Furnace Gas Valve – HVAC Heating Gas Control Replacement

Factory Authorized Parts EF33CW188 OEM Furnace Gas Valve – HVAC Heating Gas Control Replacement

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Regular price $371.70 USD
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Factory Authorized Parts EF33CW188 OEM Gas Valve

  • Genuine Factory Authorized Parts replacement

  • OEM gas valve for compatible HVAC heating equipment

  • Controls fuel flow to the furnace burner assembly

  • Designed to operate with compatible furnace ignition and safety controls

  • Factory service replacement part EF33CW188

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Specifications

Product Details & Key Specifications

Specification

Details

Brand

Factory Authorized Parts™

Item Number

EF33CW188

Manufacturer Part Number

EF33CW188

Product Type

Furnace Gas Valve

Component Type

Gas Control Valve

Primary Function

Burner Gas Flow Regulation

Application

Gas-Fired HVAC Heating Equipment

Replacement Type

Factory Authorized Service Part

Fuel Type

Verify against original valve

Control Voltage

Verify against original valve

Inlet / Outlet Size

Verify against original valve

Heating Stages

Verify against equipment specifications

OEM Component

Yes

 

description

The Factory Authorized Parts™ EF33CW188 is an OEM furnace gas valve designed for compatible gas-fired HVAC heating equipment requiring this specific factory replacement component.

This gas valve controls fuel flow to the burner assembly during the furnace ignition and heating cycle. Proper gas-valve operation is essential for reliable ignition, consistent heating performance, and safe operation of compatible gas-fired heating systems.

The EF33CW188 is intended for HVAC repairs where the original equipment specifically requires this factory-authorized gas control valve.

Key Features & Function

  • Genuine Factory Authorized Parts™ replacement component
  • Item #: EF33CW188
  • MFR #: EF33CW188
  • OEM furnace gas control valve
  • Regulates fuel flow to the burner assembly
  • Operates during the furnace ignition and heating sequence
  • Works with compatible furnace safety controls
  • Designed for gas-fired HVAC heating equipment
  • Factory-authorized service replacement
  • Exact manufacturer part number for replacement identification

Product Details & Key Specifications

Specification

Details

Brand

Factory Authorized Parts™

Item Number

EF33CW188

Manufacturer Part Number

EF33CW188

Product Type

Furnace Gas Valve

Component Type

Gas Control Valve

Primary Function

Burner Gas Flow Regulation

Application

Gas-Fired HVAC Heating Equipment

Replacement Type

Factory Authorized Service Part

Fuel Type

Verify against original valve

Control Voltage

Verify against original valve

Inlet / Outlet Size

Verify against original valve

Heating Stages

Verify against equipment specifications

OEM Component

Yes

🛠️ HVAC Depot Pro Tip

When replacing the Factory Authorized Parts EF33CW188, verify the complete OEM part number and equipment application before ordering.

Manufacturer Part Number: EF33CW188

Gas valves that look nearly identical can have different operating specifications. Always confirm the fuel type, control voltage, inlet and outlet connection sizes, ignition configuration, number of heating stages, and regulator pressure requirements.

Important: Gas valve replacement should be performed by a qualified HVAC technician. Installation requires gas leak testing, inlet and manifold pressure verification, ignition testing, and combustion checks according to manufacturer instructions and applicable codes.

Equipment / Model Compatibility

The Factory Authorized Parts EF33CW188 is intended for compatible gas-fired HVAC equipment specifically requiring this factory gas valve.

Before ordering, verify:

  • Complete furnace or packaged-unit model number
  • Equipment serial number
  • Original gas valve part number
  • Factory part number EF33CW188
  • Fuel type (natural gas or LP, as applicable)
  • Control voltage
  • Gas inlet and outlet connection sizes
  • Single-stage, two-stage, or modulating operation
  • Ignition system configuration
  • Required manifold gas pressure

Compatibility Note: Exact equipment model compatibility and detailed valve ratings have not been independently confirmed. Match the original factory part number before purchasing.

 

Specification

Refund policy

Refund & Return Policy

Last Updated: June 2026

At HVAC Parts & Equipment Depot, customer satisfaction is important to us. This Refund & Return Policy explains how returns, exchanges, and refunds are handled for purchases made through TopHVACParts.com.

Return Eligibility

We accept returns within 30 days of delivery.

To qualify for a return:

  • The item must be unused, uninstalled, and in its original condition.
  • The item must be returned in its original packaging.
  • Model numbers and serial numbers must match the original purchase records.
  • Proof of purchase or order confirmation is required.

Non-Returnable Items

The following items are not eligible for return or refund:

  • Installed or used parts.
  • Products showing signs of installation, modification, or damage caused after delivery.
  • Items missing original packaging.
  • Sale or clearance items.
  • Special-order or custom-order products.
  • Returns requested more than 30 days after delivery.

Restocking Fee

Approved returns may be subject to a 20% restocking fee.

The restocking fee will be deducted from the refund amount after the returned item has been inspected and approved.

Damaged, Defective, or Incorrect Items

If you receive a damaged, defective, or incorrect item, please contact us within 7 days of delivery.

Email: support@tophvacparts.com
Phone: (214) 734-5222

We may request photographs and additional information to help process your claim.

If the claim is approved, we will provide a replacement, exchange, or refund at no additional cost to you.

Exchanges

We replace items only if they are defective, damaged upon arrival, or incorrectly shipped.

To request an exchange, contact us at:

support@tophvacparts.com

Refund Process

Once your return is received and inspected, we will notify you by email regarding approval or rejection of your refund request.

If approved:

  • Refunds will be issued to the original payment method.
  • Processing typically takes 7–14 business days after approval.
  • Your financial institution may require additional time before the refund appears in your account.

Return Shipping

Customers are responsible for return shipping costs unless the return is the result of:

  • Our shipping error,
  • A defective product,
  • A damaged product received upon delivery.

Original shipping charges are non-refundable.

We recommend using a trackable shipping service and purchasing shipping insurance for higher-value items.

Return Address

HVAC Parts & Equipment Depot
1135 E Plano Parkway, Suite 8
Plano, TX 75074
United States

Professional Installation Notice

Many HVAC products require installation by a licensed HVAC professional.

HVAC Parts & Equipment Depot is not responsible for damages resulting from improper installation, misuse, unauthorized modifications, or failure to follow manufacturer instructions.

Special Orders

Special-order products must be picked up within 30 days of purchase unless other arrangements have been approved.

Unclaimed special-order products may be returned to the manufacturer and may be subject to applicable restocking fees.

Contact Us

If you have questions regarding returns, refunds, or exchanges, please contact us:

HVAC Parts & Equipment Depot

Phone: (214) 734-5222
Email: support@tophvacparts.com

Michel & Siso are very knowledgeable and explain everything to where I could understand! Amazing experience! Thank you will always come here for any AC needs. Trustworthy and excellent customer service.

Celest G.
Verified Customer
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