Tjernlund HSJ Power Venter

The Tjernlund HSJ Power Venter is a compact, reliable power venter designed for residential and light commercial applications. This side-wall unit supports natural gas, LP, or oil-fired furnaces, boilers, water heaters, and unit heaters, delivering efficient venting and improved system performance.

Powered by 115 Volt AC at 60 Hz, it delivers 25–100 MBTU/hour input and supports vent runs up to 100 feet for gas or oil-fired installations. Built from sintered iron with a sleeve bearing, the HSJ includes thermal protection and a shaded pole for durable, maintenance-friendly operation.

Its compact footprint measures 10-1/4 inches wide, 7 inches deep, and 7-7/8 inches high, with a 4 inch inlet/outlet, making it a versatile choice for retrofit and new builds.

• Inlet/Outlet diameter: 4 inches
• Maximum vent length: 100 feet (Gas/Oil Fired) at 300/400/500°F
• Input capacity: 25–100 MBTU/hour
• Electrical: 115 V AC, 60 Hz; current 1.26 A; 95 W
• Speed: 3000 RPM
• Material: Sintered iron
• Bearings: Sleeve bearing
• Protection: Thermal protection, shaded pole
• Approval: ETL listed for Canada and US