This OEM replacement part is compatible with various Intertherm

This automatic reset limit switch features a cut-out temperature range of 225°F to 275°F

it offers superior protection against pipe scale and debris while remaining fully serviceable in-line

making it suitable for standard commercial voltages

Carrier HH12ZB150 Limit Switch R-134A This OEM replacement part isThe Carrier HH12ZB150 Limit Switch is a critical OEM safety component designed for precise thermal monitoring in high output furnace applications and residential air handlers. As a genuine Carrier L150F 40 temperature control, this switch is engineered to maintain system integrity by automatically interrupting the electrical circuit when internal plenum temperatures reach the 150F set point. This proactive thermal cutout prevents heat exchanger damage