The Mitsubishi QJ71E71 is an Ethernet communication module designed for the Q Series PLC backplane. It provides a network interface for data exchange between the CPU and higher-level systems. The module sits on the Q Series base unit and is addressed via the system's I/O allocation.
Mitsubishi QJ71E71 Communication Module, PLC Expansion
MPNQJ71E71
Mitsubishi QJ71E71, a communication module for the Q Series programmable logic controller platform, at a mature lifecycle stage.
$1,781.39Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Weight | 0.06 kgs |
Product details
Frequently asked questions
When sourcing QJ71E71, what's the closest functional second-source — LJ71E71-100?
The LJ71E71-100 is the L Series equivalent but is not form-fit-function interchangeable due to different backplane buses.
What is QJ71E71's listed part number?
The listed part number is QJ71E71.
Will QJ71E71 drop into a panel specified around LJ71E71-100 without rewiring?
No, because the Q Series and L Series use different base units and backplane buses. The QJ71E71 fits only in a Q Series base unit.
MPN
QJ71E71