Schneider Electric 140CPS12420C Ruggedized Power Supply Module
140CPS12420CSchneider Electric 140CPS12420C Modicon Quantum 24VDC ruggedized power supply module. In stock, tested, 12-month warranty. Fast global shipping from TOPNLMS.
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The Schneider Electric TSXPSY1610 is a 16A 24VDC rack-mount power supply module designed for the TSX Premium programmable logic controller platform. As aging TSX Premium installations approach end-of-life or face discontinued spare-part availability, plant engineers and maintenance teams increasingly require a verified, drop-in replacement that preserves existing wiring infrastructure, rack geometry, and control program integrity without forcing a full system redesign.
TOPNLMS supplies the TSXPSY1610 as a direct replacement and upgrade solution for facilities running legacy Schneider TSX Premium automation systems. Whether your site is executing a phased modernization, responding to an unplanned power supply failure, or building a strategic spare-parts inventory, this module is tested, documented, and ready to ship from our Xiamen warehouse with a 12-month warranty.
| Parameter | TSXPSY1610 (This Unit) | Common Legacy / Predecessor Models |
|---|---|---|
| Output Voltage | 24 VDC | 24 VDC (TSXPSY2600, TSXPSY5500) |
| Output Current | 16 A | 26 A / 55 A (higher-capacity variants) |
| Input Supply | 100–240 VAC / 24–48 VDC | Same AC/DC dual-input architecture |
| Rack Compatibility | TSX Premium racks (TSXRKY4, TSXRKY6, TSXRKY8, TSXRKY12) | Same rack family — no mechanical modification required |
| Connector / Interface | Backplane bus connector (standard TSX Premium pinout) | Identical backplane interface — direct slot replacement |
| Communication Protocol | N/A (power supply; no data bus role) | N/A |
| Mounting Format | Single-slot, left-position rack mount | Same form factor as TSXPSY2600 / TSXPSY5500 |
| Replacement Recommendation | Direct drop-in for TSXPSY1610; evaluate TSXPSY2600 for higher load | Verify total rack current draw before substituting capacity variants |
| Warranty | 12 Months (TOPNLMS) | OEM warranty expired on legacy units |
A successful TSXPSY1610 replacement rarely happens in isolation. In most TSX Premium retrofit projects, the power supply swap is one step within a broader modernization sequence that touches multiple components across the control cabinet.
On the processor side, sites running a TSXP571634M or TSXP572634M CPU module will find that the TSXPSY1610 continues to deliver stable bus power without any firmware or configuration changes to the processor. The CPU’s Unity Pro or PL7 Pro program remains intact, and no re-download is required solely due to the power supply replacement.
For installations that also need to refresh their I/O infrastructure, discrete input modules such as the TSXDEY16D2 and analog output modules like the TSXAEY414 mount in the same TSXRKY-series racks and draw power directly from the TSXPSY1610’s backplane output. Verifying that the aggregate current draw of all installed I/O modules remains within the 16 A rating is a standard pre-commissioning step.
Communication continuity is equally important. Sites using TSXETY110 or TSXETY410 Ethernet TCP/IP modules for SCADA connectivity, or TSXSCP114 serial communication modules for Modbus RTU links to field devices, will experience no protocol disruption from the power supply change. The backplane power architecture is transparent to all communication modules.
Where the control cabinet also houses a XBTGT series HMI panel connected via Uni-Telway or Ethernet, operators should confirm that the HMI’s 24 VDC supply is sourced from a dedicated external power rail rather than the PLC rack supply, which is standard practice and eliminates any HMI dependency on the TSXPSY1610’s output capacity.
For sites performing a more comprehensive migration — for example, transitioning from a TSX Premium rack to a Modicon M340 or Modicon M580 platform — the TSXPSY1610 is frequently retained as an interim power supply in a parallel-run configuration while the new rack is commissioned alongside the legacy system. This approach minimizes production downtime by allowing engineers to validate the new control logic before cutting over.
Signal conditioning accessories such as TSXCAP series terminal blocks and ABE7 series pre-wired sub-bases are also commonly refreshed during the same maintenance window, since the cabinet is already open and the I/O wiring is accessible. Replacing aging terminal blocks at the same time as the power supply reduces the probability of a secondary fault shortly after recommissioning.
Q: Can I replace the TSXPSY1610 without modifying the existing wiring?
A: Yes. The TSXPSY1610 uses the standard TSX Premium backplane connector. AC/DC input wiring connects to the module’s front-panel terminal block, which uses the same pinout as all TSX Premium power supply variants. No wiring changes are required for a like-for-like replacement.
Q: Will my Unity Pro or PL7 Pro program need to be re-downloaded after the swap?
A: No. The power supply module does not store any application logic. The CPU module retains its program in non-volatile memory. After the new TSXPSY1610 is installed and the rack is powered on, the CPU will resume normal operation from its saved program state.
Q: Does the TSXPSY1610 support both AC and DC input?
A: Yes. The module accepts 100–240 VAC (50/60 Hz) and 24–48 VDC input, making it suitable for both standard industrial AC panels and battery-backed DC distribution systems.
Q: What is the physical installation space requirement?
A: The TSXPSY1610 occupies one slot at the leftmost position of any TSX Premium TSXRKY-series rack. No additional clearance beyond standard rack spacing is required. Confirm that the rack’s total slot count accommodates all existing modules after the power supply is installed.
Q: Can this unit replace a TSXPSY2600 or TSXPSY5500 in an existing rack?
A: Physically, yes — the form factor is identical. However, you must verify that the total current demand of all installed modules does not exceed 16 A. If the rack load exceeds this threshold, the TSXPSY2600 (26 A) or TSXPSY5500 (55 A) is the appropriate replacement.
Q: How do I verify the module before installation?
A: TOPNLMS performs a pre-shipment functional test on all power supply modules. The test report is available upon request. On-site, apply rated input voltage and confirm that the 24 VDC output LED indicator illuminates and that the rack bus voltage is within specification before inserting CPU and I/O modules.
Every TSXPSY1610 unit shipped by TOPNLMS is covered by a 12-month warranty from the date of delivery. Our pre-shipment inspection process includes input/output voltage verification, load testing at rated current, and visual inspection for connector integrity and component condition.
In the event of a warranty claim, TOPNLMS provides a replacement unit or full refund within the warranty period. Our after-sales response target is 24 hours for initial acknowledgment and 72 hours for resolution proposal. Replacement units are dispatched from our Xiamen inventory, with express international shipping available to minimize your system downtime.
For procurement teams requiring documentation, we can provide test reports, product datasheets, and certificate of conformity upon request prior to order placement. Bulk orders and standing purchase agreements for spare-parts programs are supported.
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