Overview
Choose BU-1000-1-24 when you need high output in a compact, service-friendly package with adjustable feet. The rear outlet feeds your plenum or duct, the twin blower moves air quietly, and the cabinet’s bolt pattern makes installs fast.
Key Features
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Heat / Airflow: 35,000 BTU/hr, 430 CFM, 3 speeds
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Electrical: 24V system (27.2 VDC nominal), ~7 A draw
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Connections: 5/8″ heater hose (x2), rear exit
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Mounting feet: 1/4-20 threaded holes (x4) on a 2.75″ × 2.75″ pattern; each foot mounts in 4 positions
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Adjustable cabinet height: 6.45″ to 7.35″ for panel alignment
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Finish: Black powder-coat steel cabinet
Dimensions & Wiring
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Overall (approx.): 16.02″ L × 6.45–7.35″ H × 5.68″ D; face width ~17.12″; face holes Ø0.31″ (x4)
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Blower module leads: MIN+ / MOTOR+ / MAX+ for low/med/high
Service Parts (major items)
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24V blower assembly, heater coil, mounting feet (x2), front housing & side panels, foam seals, and hardware
Specifications
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Model: BU-1000-1-24
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Type: 24V cab heater, rear exit, with mounting feet
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Heat Output: 35,000 BTU/hr
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Airflow: 430 CFM, 3 speeds
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Electrical: 27.2 VDC, ~7 A
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Hose Connections: 5/8″ (x2)
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Finish: Black powder-coat
Applications
Heavy truck, agriculture, construction, forestry, and specialty equipment needing a compact 24V heater with flexible foot mounting and rear-exit plumbing.

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