TE Connectivity — Potter & Brumfield 30A PCB Relay T9G Series

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TE Connectivity’s (TE) Potter & Brumfield T9G relay series is a 30A Power PCB relay for HVAC, appliance and industrial control applications.

The T9G relay is the smallest relay in its class with a 30% smaller package size and 13% less PCB floor space all while keeping the standard footprint, allowing manufacturers to add more components on PCBs without having to compromise on relay performance. By having UL, CQC and VDE certifications, TE’s T9G series is a versatile relay that can be used globally and through its PCB and quick-connect terminations, it is user-friendly and easy to install.


  • HVAC
  • Appliances
  • Industrial controls
  • Energy management


  • 30% smaller package size
  • Creepage/clearance (8mm at voltage ratings up to 480VAC) with reinforced insulation
  • UL, VDE and CQC listings
  • PCB and quick connect terminations
  • RoHS compliant cadmium free contact
  • Better PCB utilization in same footprint
  • 30A switching in NO and 20A in CO
  • Minimum board space (29 x 21.5mm)
  • Option for load connections via 0.250” (6.3mm) quick connect terminals
  • 4kV dielectric withstand and 8kV surge voltage between coil and contacts


  • Rated current: 30A
  • Rated voltage: 480 VAC max.


  • Contact arrangement: 1 form A (NO), 1 form B (NC), 1 form C (CO)
  • PCB mounting or PCB mounting with quick connects
  • Wash-tight (with knock off nib) or flux-proof plastic case


  • Contact material: AgSnO


Mounting and termination code 1:

Mounting and termination code 2:
Dimensions in millimeters (inches)