IDEC Relays ASW320 Selector Switch 321894-709 High Thermal Strength: Constructed from

High Thermal Strength: Constructed from high-purity silicon carbide to provide stable electrical resistance and resist premature burn-out

the 383-500-250 maintains the airtight seal required for the secondary heat exchanger's condensing process

Reliable Construction: High-grade soldering and relays designed to withstand thermal cycling and high-amperage draw of blower motors

This kit is primarily used for atmospheric and induced draft gas boilers

Operating on a standard 24V 50/60Hz power supply

IDEC Relays ASW320 Selector Switch 321894-709 High Thermal Strength: Constructed fromThe IDEC ASW320 is a heavy duty 22mm selector switch from the proven TW series, engineered for reliable pilot duty in demanding HVACR and industrial control panels. Featuring a 3 position maintained action with a 45 degree throw, this knob style operator is designed for "stay put" functionality, ensuring the circuit remains in the selected state (typically Manual Off Auto) without unintended resets. This non illuminated rotary selector switch is built