Whether you are troubleshooting a draft failure or upgrading an existing draft management system

Engineered for normally closed operation

and RP/RPB series unit heaters

The 4-8 PSI range is fixed by the internal spring calibration

eliminating the need for extensive rewiring or bracket modifications

Carrier 51771U Ignitor 318423-701 Whether you are troubleshooting aThe Carrier 51771U Ignitor is a high performance Beckett PowerLight electronic oil igniter designed for direct field replacement on Beckett A, AF, AFG, and NX burners. This solid state 120VAC unit provides a robust 20kV peak output to ensure reliable ignition of the fuel air mixture, effectively replacing older, bulkier iron core transformers. The 51771U igniter features a vacuum encapsulation process using synthetic resin, which delivers superior