Tjernlund Products HSJ Power Venter 320074-702 Housed in a NEMA 4

Housed in a NEMA 4 rated enclosure

Simplified Installation: Integrated mounting plate and 1/4" OD sizing allow for rapid field deployment and secure 4-screw mounting

This brushless DC motor controller replaces failed 1/2 HP and 3/4 HP modules in specific Lennox and Allied Air configurations

Critical Safety: Supports the Low Water Cut-Off function to prevent dry firing

it withstands the intense thermal cycling required for commercial heating applications

Tjernlund Products HSJ Power Venter 320074-702 Housed in a NEMA 4The Tjernlund Products HSJ Power Venter is a professional grade solution for sidewall venting of natural gas, LP, or oil fired appliances. Designed to handle flue gas temperatures up to 600F, this unit is engineered for reliability in residential and light commercial settings where vertical chimneys are impractical or deteriorated. It features a high performance 115V, 3000 RPM motor with internal fan cooling and thermal protection, ensuring stable