Call us today! +1 740.548.0965


Wheelchair Lift Safety Interlock

Wheelchair Lift Safety Interlock for select 2014+ Ram Promaster Vans (Gas Only), with dash display
InPower’s ITM154 interlock system provides the required FMVSS- 403/404 interlock functions for public use platform lifts on Dodge RAM ProMaster Vans with a gas engine. The ITM 154 System consists of an interlock control module, a Remote Display, easy-to-install cables, and a Park Position sensor.

RAM ProMaster Interlock Controller With Display

Key Features:

  • Supports Dodge RAM ProMaster (gas engine) 2014+
  • Status/Diagnostic indicators
  • Dashboard display with indication of Lift Not Stowed (and other status)
  • Complies with FMVSS 403/404 regulations
  • Monitors lift door ajar and sets shiftlock during lift operation
  • T-Cables provided for shift interlock and power ground connections
  • Compatible with Braun, Ricon, and Maxon lifts


  • Power Input: +8Vdc to 16 Vdc @ 5 amps
  • Lift Door Open: Ground when lift door is open (violet) – customer supplied pin switch
  • Lift Stow: +12 when stowed, open circuit when deployed (tan)
  • Lift Enable: +12 volts @ 1.8 amps to allow platform switch operation (yellow)
  • Size: 4.4”L X 2.6”W X 1”H [Module] / 3.43”L X 1.42”H X 0.625”H (with 0.6” connector) [Display]
  • Operational Temperature: -40C to +85C

System Diagram:

Mechanical Drawing:

Product Literature and Resources:

ITM 154 Data Sheet

ITM 154 Owners Manual

Related Products