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Universal Shaft Compatibility: 1/2-inch diameter flatted shaft (3-inch length) matches standard fan blade hubs for a secure fit
allowing the board to signal the blower to reduce CFM when fewer zones are calling
Its adjustable setpoint range allows for fine-tuning in the field
Versatile Mounting: Supports both flush panel installation and direct surface mounting for flexible field deployment
Browning BX81 Belt 324846-701 Universal Shaft Compatibility: 1/2-inch diameterThe Browning BX81 is a high performance Gripnotch V Belt engineered for the demanding environments typical of commercial HVACR systems. This BX section belt features a 21 32 inch top width and a nominal outside length of 84 inches, making it a rugged solution for high torque applications. Unlike standard wrapped belts, the Browning BX81 is constructed with precision molded cogs that significantly increase surface area for superior heat dissipation.
