Designed with a 1/2 inch NPT connection and a 3

As a veteran-grade differential pressure reset controller

this HVAC expansion valve 1/4 x 1/2 is a reliable choice for technicians requiring consistent mass flow regulation

It’s designed for maintenance-free operation

'H' for heating) to help technicians quickly identify component failures or normal operating status

Johnson Controls RLD-H10PRO-1 Detector Els PW 29614 Designed with a 1/2 inchJohnson Controls RLD H10PRO 1 Refrigerant Leak Detector and Charger, 12 Vdc Internal Battery or 100 to 240 Vac Input 18 V Output Wall AdapterApproximately 1 Second Response Time, 2 Minute Warm Up Time, Probe Length Approximately 4 1 2' RLD H10PRO 1 is the direct replacement for RLD H10 607R, RLD H10PM 1 (120V POWER CORD VS BATTERY POWERED)