Mitsubishi Q173PX-S1 is a Tracking Input Module for the Q-series PLC platform. It interfaces with incremental encoders or linear scales to capture position feedback for servo axes. Occupies a single slot in the Q-series backplane and communicates over the PLC bus. No onboard CPU — operates as an intelligent I/O module under the motion CPU or main CPU.

Mitsubishi Q173PX-S1 Tracking Input Module, PLC Expansion
MPNQ173PX-S1
Mitsubishi Q Series Q173PX-S1 Tracking Input Module, PLC Expansion Module, 4.54 kg.
$1,165.06Ref. price · indicative, final on quote
StockContact for availability
MOQ1 pcs
Sourced new & surplus through independent channelsListing updated Jun 2026
Specifications
Mechanical
| Parameter | Value |
|---|---|
| Weight | 4.54 kgs |
Product details
Frequently asked questions
Does this module work with FX5UC-64MT/DSS?
No. FX5UC-64MT/DSS is an FX5-series CPU unit with a different backplane and form factor. Q173PX-S1 is a Q-series expansion module and is not electrically or mechanically compatible with the FX5 platform.
MPN
Q173PX-S1