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Line Voltage Auxiliary Relays

By Hubbell Control Solutions 
By Hubbell Control Solutions
Hubbell Control Solutions' auxiliary relay units (RRU) are used to switch additional lighting or other control circuits. Designed to work with line voltage sensors, the RRU provides 20 amp switching capacity and features a Normally Open (N.O.) isolated contact. This remote relay is useful when it is necessary to switch an additional circuit in a space that may be of a different voltage, whether in a retro-fit or new construction without having to use an additional control pack.
  • 120 or 277VAC models available
  • 20 Amp switching capacity
  • N.O. isolated contact
  • UL and cUL listed
  • 5-year warranty

Product Details


Accessibility Direct Access
Environmental Conditions Indoor
Listings UL
OEM Brand Name Hubbell Lighting Components
Project Type
  • New Construction
  • Retrofit
Space Planning Stand-Alone Solutions
Type Controls

Electrical Ratings

Connectivity Wired
Power Rating Line Voltage
Voltage Rating 120/277 V

Resources and Downloads

Stocked Items

Catalog Number UPC Product Description
Catalog Number RRU120 UPC 640181900500 Product Description AUX REL, UNIT-USE W/120VAC SENSORS
Catalog Number RRU277 UPC 640181900555 Product Description AUX REL UNIT-USE W/277VAC SENSORS