CARRIER Integrated Furnace Control: Mfr Part # LH33WP003
SKU 3G-OTH-101594
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Frequently Asked Questions
What is the CARRIER LH33WP003 integrated furnace control used for?
The CARRIER LH33WP003 integrated furnace control is a replacement HVACR control board that manages ignition, blower, and safety functions in Carrier gas furnaces. It is commonly used in residential and light commercial heating systems to regulate burner operation and airflow.
What are the specifications of the CARRIER LH33WP003 integrated furnace control?
The CARRIER LH33WP003 is an integrated furnace control with manufacturer part number LH33WP003. It is designed as a direct replacement control board for Carrier gas furnaces, handling ignition sequencing, blower timing, and limit circuit monitoring. No additional voltage or dimensional specs are listed.
Where to buy the CARRIER LH33WP003 integrated furnace control worldwide?
You can source the CARRIER LH33WP003 integrated furnace control through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time.
How to install the CARRIER LH33WP003 integrated furnace control?
To install the CARRIER LH33WP003, first disconnect power to the furnace. Remove the old control board, noting wire connections. Mount the new board, reconnect wires per the furnace wiring diagram, and restore power. Test operation. Always follow OEM guidelines and local codes.
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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.















