and SEC-2 terminals require 3/16-inch connectors

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

this part is the standard 3-inch limit for most Day & Night

It’s designed for maintenance-free operation

Unlike standard units

Johnson Controls RLD-H10PRO-1 Detector Els PW 29614 and SEC-2 terminals require 3/16-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)