MPS Heater

Moisture Proof Strip Heaters

MPS heaters are designed as part of the floor heating system in passenger train cars. The seamless structure is available in steel or stainless steel.

Our TR-65 treatment is available for both materials. This treatment prevents rust from attacking the heater element. Salt bath test results are available.

  • Completely resistant to moisture and frosting
  • Maximum length of 120 inches
  • Width of standard heater is 1.5 inches
  • Maximum nominal voltage 750 volts (stand-off insulating bushings where required)
  • Up to 25 watts per square inch
  • Wire terminals and ends are hermetically sealed
  • Wire terminals are reinforced to withstand up to an industry leading 40 inch/pounds of torque to ensure solid electrical connections
  • Wire terminals can be positioned in any configuration
  • Lead wire terminations are also available
  • Multiple types of treatments available against corrosive environments



MPS Heater

Approvals & Certifications

All our manufactured heater elements are presently CSA and/or NRTCUL approved and/or CE certified. Our products are manufactured and controlled by our internal Quality Management System. This program allows TriVolt to track the quality of every component that make up our products and monitors the workmanship of every electrical heater and sensor manufactured and assembled in our facility.

CSA Std.C22.2. no 72-M1984
UL Standard 1030 6th Edition
EN 60335-1:2004
Shock and Vibration: IEC 61373; Category 1; Class B
CAN/CSA-C22.2 No. 72-10 (2013)
UL 499 Thirteenth Editions; Class 2871-02 and 2871-82.

TriVolt Industries can also comply with any customer specifications such as “Buy America”. Our facility in Westfield, MA, USA lends itself to perform final assembly of heaters and systems to accommodate any Buy-America content requirement.

We can also generate special test conditions with specific set-ups, use computer models to design or isolate problem areas.

We are continuously improving our manufacture methods and products through testing, research and development. Our high standards extend beyond our product line.