Integration Brief
The Mitsubishi QX81 is a 32-point digital input module for the Melsec Q series, rated at 24 VDC and 4 mA per channel. It uses a 37-pin D-sub connector with 32 points sharing a common negative (source-type wiring).
Mitsubishi QX81 Digital Input Module, 32 Pt, 24VDC
MPNQX81
Mitsubishi QX81, Digital Input Module, 32 points, 24 VDC/4 mA, 37-pin D-sub connector.
$24.00Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026
Specifications
| Parameter | Value |
|---|---|
| Product code | QX81 |
| Product type | Digital Input Module (Negative Common Type) |
| Connection terminal | 37-pin D sub connector |
| Rated input voltage | 24VDC/4mA |
| Number of input points | 32 points |
Product details
MPN
QX81