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Danfoss Parts

ETC has been a proud Danfoss partner for over 25 years offering refrigeration, HVAC and controls hardware directly to end clients and contractors. Please contact us for full parts listing and availability.


AK2 input-output module family

AK2 input-output module family Put line-ups of up to nine self-addressing I/O modules wherever you need them, and in any combination. Modules are available with: •8 relays (with or without override) •8 relays (with or without override) and 8 universal inputs •8 universal inputs •8 digital inputs (high and low voltage versions) •4 bi-polar EEPR outputs Each module lineup begins with a communications and power module that is connected to the AK2-SC 255 system controller via Echelon® Lonworks®. No wiring to individual modules is required because of a unique intermodular bus.