SMI 6 Series Electric Solid State Retrofit Control Module

Spec sheet

Collected from 1 supplier page - confirm fit with the supplier before ordering.

007129, 7 Series Retrofit Electric Control Module for 6 Series. Made for Solid State Units. Fits 6-Series to retro-fit to equivalent 7-Series. Additional tab on mounting base fits 6-Series Base. Includes mating connectors & pigtails. Made in the USA. Warranty: One (1) year from the date of manufacture. User friendly control module ideally engineered for seamless functioning of crossing gate in heavy duty automotive. Hassle free installation with convenient mounting. Cross Number's: S7129, 007129, 10031148, SMA 7129, 07-S-7129, SMC-7129, SMA 6120, SMA 6120K, 006120, S7129, 007129, 006120, 6120. Notes from Thomas: THIS REPLACES THE 5/6 SERIES. WIRE: RED IS POSITIVE, WHITE IS NEGATIVE, BLUE IS THE TRIGGER, BROWN IS FOR THE STROBING LED, BLACK IS THE MOTOR NEGATIVE, ORANGE IS THE MOTOR POSITIVE.

Suppliers (1)

• Unity School Bus Parts

  SMI 6 Series Electric Solid State Retrofit Control Module · In stock

  Checked Oct 28, 2026
  $369.48
  View at supplier

Specifications and fitment

Warranty

One (1) year from the date of manufacture

Features

• 7 Series Retrofit Electric Control Module for 6 Series
• Made for Solid State Units
• Fits 6-Series to retro-fit to equivalent 7-Series
• Includes mating connectors & pigtails
• Made in the USA
• User friendly control module

Price history