Its 24-volt power requirements and low power consumption profile make it ideal for integration with standard HVAC transformers and control boards

Silent Operation: Employs a thermal expansion principle to eliminate contactor chatter and noise

Its durable housing is built to withstand the thermal cycling and humidity common in residential HVAC equipment applications

With a robust weatherproof enclosure

This collector box is designed for a variety of 80% and 90% AFUE units

ASCO 8210B21 Solenoid Valve Els PW 17895 Its 24-volt power requirements andThe ASCO 8210B21 is a robust 2 way normally closed solenoid valve designed for high performance fluid control in demanding HVACR and industrial environments. This pilot operated solenoid valve features a durable brass body and reliable NBR seals, making it ideally suited for general service applications involving air and water. With a 3 8" NPT connection and a 1. 16 Cv flow coefficient, it maintains a consistent operating pressure differential of 5 to