Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

CARRIER Ignition Module: Mfr Part # LH33EP040 - Replacement HVACR Controls, Switches & Thermostats
CARRIERReplacement HVACR Controls, Switches & Thermostats

CARRIER Ignition Module: Mfr Part # LH33EP040

CARRIER Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Ignition Module.

SKU 3G-OTH-113322

Brand
CARRIER
Item
Ignition Module: Mfr Part # LH33EP040
Category
Replacement HVACR Controls, Switches & Thermostats
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

CARRIER
Manufacturer Part Number
LH33EP040
Product Type
Ignition Module

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

CARRIER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

CARRIER Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Ignition Module.

Frequently Asked Questions

What is the CARRIER LH33EP040 ignition module used for?

The CARRIER LH33EP040 ignition module is used in HVAC systems to control the ignition sequence for gas burners. It ensures safe and reliable burner startup by monitoring flame presence and shutting off gas if no flame is detected. Common in residential and commercial furnaces, boilers, and rooftop units.

What are the specifications of the CARRIER LH33EP040 ignition module?

The CARRIER LH33EP040 is an ignition module with manufacturer part number LH33EP040. It is a replacement HVACR control designed for gas-fired heating equipment. Key specs include its role in flame sensing and ignition control. For exact electrical ratings, consult the original equipment manual or contact 3G Electric.

Where to buy the CARRIER LH33EP040 ignition module worldwide?

You can source the CARRIER LH33EP040 ignition module through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact our team for pricing and lead time. We supply genuine replacement parts for HVAC systems.

How to install the CARRIER LH33EP040 ignition module?

To install the CARRIER LH33EP040 ignition module, first disconnect power to the HVAC system. Remove the old module, noting wire connections. Mount the new module and reconnect wires per the wiring diagram. Restore power and test ignition sequence. Always follow local codes and the manufacturer's instructions. For complex installations, consult a licensed HVAC technician.

Used in

Common applications for CARRIER
Commercial rooftop HVAC maintenance — Carrier heat exchanger kit 48GS660004 for replacing failed heat exchangers in packaged units.
Refrigeration system servicing — Carrier synthetic oil P903-2301 for lubricating compressors in HFC-based commercial refrigeration.
HVAC control system repair — Carrier blower control board HH84AA017 for restoring fan operation in air handlers.
Gas furnace safety inspection — Carrier rollout switch HH18HA449 for replacing faulty safety switches in heating systems.
Condenser unit overhaul — Carrier condenser fan blade 30GX660017 for replacing damaged blades in outdoor condensing units.
Compressor protection — Carrier crankcase heater HT31AZ121 for preventing liquid slugging in compressors during off-cycles.

CARRIER Products

3G Electric supplies CARRIER replacement hvacr controls, switches & thermostats. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
CARRIER Ignition Module: Mfr Part # LH33WP001
CARRIER
CARRIER Ignition Module: Mfr Part # LH33WP001
CARRIER Ignition Module: Mfr Part # LH33CZ007
CARRIER
CARRIER Ignition Module: Mfr Part # LH33CZ007
CARRIER Ignition Module: Mfr Part # LH33CZ010
CARRIER
CARRIER Ignition Module: Mfr Part # LH33CZ010
CARRIER Ignition Module: Mfr Part # LH33WZ512
CARRIER
CARRIER Ignition Module: Mfr Part # LH33WZ512
CARRIER Spark Ignitor: Mfr Part # LH33WZ510
CARRIER
CARRIER Spark Ignitor: Mfr Part # LH33WZ510
CARRIER Ignition Control: Mfr Part # LH33WP002A
CARRIER
CARRIER Ignition Control: Mfr Part # LH33WP002A

More from CARRIER

View all CARRIER parts
CARRIER School Program Thermostat,3 Heat/2 Cool: Mfr Part # VST2900SCH
CARRIER
CARRIER School Program Thermostat,3 Heat/2 Cool: Mfr Part # VST2900SCH
CARRIER Pressure Switch: Mfr Part # HK02ZA442
CARRIER
CARRIER Pressure Switch: Mfr Part # HK02ZA442
CARRIER Circuit Board: Mfr Part # HK61EA020
CARRIER
CARRIER Circuit Board: Mfr Part # HK61EA020
CARRIER Rollout Switch: Mfr Part # HH18HA211
CARRIER
CARRIER Rollout Switch: Mfr Part # HH18HA211
CARRIER Blower Circuit Board: Mfr Part # HH84AA017
CARRIER
CARRIER Blower Circuit Board: Mfr Part # HH84AA017
CARRIER Electrode Assembly: Mfr Part # LH680512
CARRIER
CARRIER Electrode Assembly: Mfr Part # LH680512
CARRIER Ignition Module: Mfr Part # LH33WZ513
CARRIER
CARRIER Ignition Module: Mfr Part # LH33WZ513
CARRIER Programmable Thermostat, 7,5,2 or 1 Days: Mfr Part # 33CS2PP2S-03
CARRIER
CARRIER Programmable Thermostat, 7,5,2 or 1 Days: Mfr Part # 33CS2PP2S-03