Energy-Efficient Transformers at Excellent Prices with Fast Delivery ”

MOS- Single Phase Fusible Open Type w/ Fuseblock Premounted

In-stock & available for expedited delivery

**See drop-down menu for full range of kVA, Input/Output voltage options.

 Indoor rated open type transformer with premounted fuseblock / single phase [MOS[

Operating Frequency: 60 Hz (50/60 Hz available on some models)
Insulation : 130 deg c: (25-1000 VA) - Class B 80 deg c Temp Rise
                 155 deg c: (1500-7500 VA) - Class F 100 deg c Temp Rise
Sound level: less than 40 db
Polarity: Additive


  • Solidly fixed terminals with standard combination screw connections facilitate wiring (also available with wire leads upon request)
  • 30amp (600V) fuseblock premounted from factory
  • Fuseblock accepts Midget CC ATDR Fuses
  • All models built with heat-proof insulation for compact size and long life
  • All terminals clearly identified with additive polarity markings
  • Many multi-voltage primary and secondary models increase range of applications per unit
  • Every coil bobbin-wound for greater efficency and superior heat evacuation capabilities
  • Can be mounted either vertically or horizontally
  • All units CSA Certified & CE listed

» Request a quote


We accept national and international orders, Contact Us Now!
© Marcus Transformer. All rights reserved