SP-81: SINGLE ZONE PUMP / CIRCULATOR CONTROL (SWITCHING RELAY) FOR HYDRONIC/RADIANT FLOOR HEATING SYSTEMS
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SP-81: SINGLE ZONE PUMP / CIRCULATOR CONTROL (SWITCHING RELAY) FOR HYDRONIC/RADIANT FLOOR HEATING SYSTEMS

The SP-81 universal single zone hydronic radiant floor heating switching relay is operated by low voltage thermostats or any other low voltage controllers having a SPST switching action. The SP-81 provides intermediate switching to permit up to two separate line voltage loads such as circulators.

  • US$54.00
Qty:  
  • SKU
    SP-81

The SP-81 universal single zone hydronic radiant floor heating switching switching relay is operated by low voltage thermostats or any other low voltage controllers having a SPST switching action. The SP-81 provides intermediate switching to permit up to two separate line voltage loads such as circulators.


Product Features and Benefits:


* Modern Design with Indicator lights (LEDs) on the front panel which provide functional status

* Fuse protection

* Power surge protection

* High Quality Electronics Circuit Board which simplifies wiring and control Operation

* High Capacity Transformer

* Easy-Connect Terminals/Screwless Terminals for Thermostat Connections

* Common 24VAC transformer terminal provides compatibility with electronic thermostat

* Compatible with Most Digital/Mechanical Thermostats

* Field Replaceable Transformer

* 100% Factory Tested

* 3 Years Extended Warranty


Please click to go to Azel's product page for brochure and wiring diagram

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