Bard HVAC 8402-148BX Limit Switch 320819-301 and 4-20mA signals (with the

and 4-20mA signals (with the included 500-ohm resistor)

What causes this switch to trip

This copper sheath heating element is engineered for durability

Durable Soft-Seat Seal: Optimized disc material provides a tight shut-off

this unit ensures precise modulating control and stable system hunting prevention

Bard HVAC 8402-148BX Limit Switch 320819-301 and 4-20mA signals (with theThe Bard HVAC 8402 148BX Limit Switch is a critical safety component designed for high temperature monitoring in Bard wall mount heat pumps and air conditioners. This L325 manual reset limit switch acts as a primary safety cutout, designed to open the electrical circuit when internal plenum temperatures exceed 325F. Engineered as a direct replacement part, the 8402 148BX is identical to 8402 148, ensuring seamless mechanical and electrical