Schneider Modicon Quantum 140 Spare Parts Selection Guide: How to Match CPUs, Power Supplies, I/O and RIO Modules

Oct 10 , 2026
Schneider Modicon Quantum 140 spare parts selection guide poster
Choose by system role, not appearance

A Quantum 140 spare must fit the installed controller architecture. Start with the full reference, then confirm the module role, electrical characteristics, rack position, network, revision and engineering environment before treating any part as a match.

Why Selection Starts With the Complete Reference

Modicon Quantum is a modular automation platform with processors, power supplies, racks, discrete and analog I/O, Remote I/O and communication modules. A shortened number can hide a different voltage, channel arrangement, network function or environmental version. Record every character on the front and side labels, the slot and rack, and the connected terminal block or cable. This gives buyers and engineers a reliable starting point when maintaining an operating machine, process line or infrastructure system.

CPU: Application and Platform

Check the complete CPU reference, application size, communication ports, memory option, software environment, firmware and hardware revision. Do not substitute a controller solely because it fits the rack.

Power: Input and Redundancy

Match input voltage, rack load, power rating and standalone or redundant arrangement. A redundant power module and a standalone supply serve different system designs even when both belong to Quantum.

I/O: Signal and Wiring

Confirm input or output, discrete or analog function, channel count, signal voltage or range, source or sink logic, isolation and connector. Keep the original field-wiring scheme in the review.

RIO: Head, Drop and Cable

Identify whether the module is a head-end or drop adapter, then verify channel architecture, network medium, cable topology, connectors, termination and redundancy. Head and drop functions are not interchangeable.

A Practical Pre-Order Check

Before requesting a quote, photograph the full module label, both side labels, front connector, rack and neighboring modules. Note the required quantity, failure symptom, installed firmware, software project environment, network medium and whether the system is redundant. For an obsolete reference, review Schneider Electric's current product-status and replacement information for the exact market. A recommended successor may require wiring, rack, software or architecture changes, so it should not be treated as an automatic drop-in spare.

Need a Quantum 140 model check?

Send the complete reference, quantity, revision and clear label photographs.

Request a Model Review

Quick FAQ

Can two similar-looking 140 modules be exchanged?

Not by appearance alone. Match the full catalog number and the electrical, rack, network and revision requirements.

Is the catalog number enough?

It is essential, but label photographs, firmware, hardware revision, connector, slot and system software reduce ordering risk.

Is a newer Modicon module a direct replacement?

Not automatically. Follow the official reference-specific guidance and complete an engineering review of rack, I/O, network, software and commissioning requirements.

Recommended Schneider Models

Confirm the complete model, revision, rack role, connector, quantity and label before ordering. These references are not automatic substitutes.

Model Hardware Role / Description
140CPS11100 Standalone 120–230 V AC power supply module
140CPS12420 Redundant Quantum power supply module
140CPU11302 Quantum controller CPU
140CPU31110 Unity processor, 548 kB, 66 MHz
140CRA93200 RIO drop adapter module for redundant cable
140CRP93100 Single-channel Remote I/O head-end module
140DDI35300 32-channel 24 V DC discrete input module
140DDI35310 32-channel 24 V DC source discrete input module
140DDI85300 32-channel 10–60 V DC discrete input module
140DDO35300 32-channel 24 V DC solid-state output module
140NOE77101 Ethernet TCP/IP network module
140NOM21200 Redundant Modbus Plus DIO head-end adapter
140XBE10000 Quantum backplane expander
140XBP01000 10-slot Quantum backplane
140ACO13000 8-channel current analog output module

Additional Model References

Model Model Model
PN:TPNN0077 KFD2-SR2-EX1.W.LB 250.090.00.1
RL28-8-H-2000-IR/47/105 10160-1883-01 TC808B1058
IOP320 181545 REV B3/D1 SPS 201 A PD2201KB
AT-HDMI-V4 PCL-422 GE IC200CHS005B
S3000 MBS-1250 063G1781 0-300 HV21 SV40
GPH3 GDF6 1794-ASB/B AXIS T8311 PN:5020-101
RAVG-1 BSM400GA120DN2FS-E3256 140734-01 3500/40M
SXWUI16XX10001 SXWTBIOW110001 MASTER-K120S K7M-DR60U 2133-002-01
B&R 3DI475.6 HS2LCDS BK5250
MWB45-2E PXC22-D TDS1001
ONS-C106XQ5 70-200200-03 SR2 B121B
SPIDER-PL-20-07T1M2M299TWVHHHH ABB AI880A 3BSE039293R1 TU844 3BSE021445R1 1771-P4R/C
500101/05 MC5-60 4098-5260 2CDG110264R0021
CP3N PCO2 PCO2003AL0 1765-PA75R
SCS LG-003842 Legrand 002638 CCT15369
3VT1792-2EJ46-0AA0 2.0-4.0:1 1756-L63 PN:13835
025-40900-007 HH611PL4C 4312CEA PL-4312CE-0.400
EP1502 103830 REV:1.22.9 XF824A 3HE15377AARA01 ROHS6/6-40/85C INUIAG2HAA
76706 SC20000 TMYBEHRP0100B
CU2008-0000 D40/D90X23 1855610000

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