Class 1 12V Electronic Transformers



  • Always reserve an additional 10%-15% transformer capacity to allow for lamp resistance and wire capacity
  • To dissipate heat properly, the transformer must be mounted with 6″ surrounding clearance
  • Low voltage electronic dimming recommended
  • Remote applications require enclosures
  • Short circuit and overload protection
  • Automatic reset
  • RFI filter
  • 37-105-120-12 – minimum 20W load
  • J-box NOT included with 37-105-120-12
  • J-box included with 37-105VT-120-12
  • Manufacture spec sheet for 37-105-120-12 click here
  • Warranty Information: See our Terms and Conditions page for details
  • For General Technical Information, see our General Technical Information page for details

Special Notes: All fixtures and lighting systems must be used with a dedicated circuit and a Prima transformer, driver and/or ballast to comply with cUL/cETL listing; or all warranties are void.

Additional information


Input: 120V / 60HZ / 0.925 Amps
Output: 11.5VAC / 9.15 Amps / 105W Max.
Dimming Compatibility : ELV

PDF Files

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IES Files

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Catalog No.

(37-105-120-12) Rectangle Shape Electronic Transformer 120V-12V - 105W

(37-105VT-120-12) Electronic Transformer w/ Enclosure 120V-12V - 105W

Secondary Wire

(CO-WIRE14-2-SV) 10ft of 14 Gauge THHN Wire for connecting from power feed to remote transformer /Max load 15 Amp / For ELV

(STD) No Need To Order THHN Secondary Wires

SKU: 37-105-120-12
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