LENZE 14L41-RS0B0-B24R-ST5S00N-R0SU Replacement for 14L Series

Product Overview

LENZE 14L41-RS0B0-B24R-ST5S00N-R0SU Replacement for 14L Series: Smooth Transition & Legacy System Compatibility

When your existing LENZE 14L Series servo system reaches end-of-life or a critical component fails on the production floor, unplanned downtime is the costliest outcome. The LENZE 14L41-RS0B0-B24R-ST5S00N-R0SU AC Servo Motor is a direct replacement and upgrade solution engineered for industrial facilities that need to modernize aging motion control infrastructure without redesigning the entire control cabinet or rewriting machine programs from scratch.

This unit is sourced from verified supply channels, 100% functionally tested prior to dispatch, and backed by a 12-month replacement warranty. Whether you are executing a like-for-like swap of a failed motor or planning a phased migration from an obsolete LENZE 9300 or 8200 vector drive system to a current-generation servo platform, this SKU is the correct starting point for your retrofit project.

Compatibility Comparison Table

Seamless Upgrade Solutions

A successful servo motor replacement rarely involves the motor alone. In most LENZE 14L Series retrofit projects, the following components are evaluated or replaced in parallel to ensure system integrity and minimize repeat downtime.

The LENZE ECS servo drive (ECSxSxxx series) is the primary drive counterpart for the 14L41 motor family. If the existing drive shows fault history or firmware incompatibility with the replacement motor’s encoder type, a matched ECS drive unit should be sourced alongside the motor. Similarly, the LENZE 9300 Servo PLC — commonly found in older packaging, printing, and converting lines — communicates with the servo axis via CANopen or PROFIBUS DP. No changes to the PLC program or axis parameterization are required when performing a like-for-like motor swap, which significantly reduces commissioning time.

For facilities migrating from the older LENZE 8200 vector drive platform to a full servo architecture, the 14L41-RS0B0-B24R-ST5S00N-R0SU is the recommended motor entry point. The migration typically also involves replacing the LENZE EMF2131IB power supply module or equivalent DC bus supply to support the higher dynamic demands of the servo axis. Existing LENZE terminal expansion modules (EPM series) mounted in the same control cabinet can generally be retained, as they interface at the PLC I/O level rather than the drive bus.

Encoder feedback integrity is critical during commissioning. If the existing LENZE feedback cable assembly (pre-assembled SinCos encoder cable, 5-wire shielded) shows insulation degradation or connector wear, replacement with a new matched cable set is strongly recommended before powering up the new motor. Reusing a damaged feedback cable is the most common cause of post-replacement encoder fault alarms on LENZE ECS drives.

Where the control cabinet also houses a LENZE I/O system module (such as the EPM-S series digital I/O expansion) connected to the 9300 Servo PLC, these modules are unaffected by the motor swap and do not require reconfiguration. However, if the retrofit scope includes upgrading the motion controller itself — for example, migrating from the 9300 Servo PLC to the LENZE L-force Controller (c300 or p300 series) — the axis configuration and CAM profiles will need to be re-imported using LENZE Engineer software.

For multi-axis systems, the LENZE axis module ECSEx (shared DC bus configuration) allows the 14L41 replacement motor to be integrated into an existing multi-drive topology without adding a separate mains filter or rectifier unit per axis, which is a significant advantage in space-constrained control cabinets. Finally, if the machine uses a LENZE HMI panel (XT series or CP series) for operator interface, no HMI program changes are required for a motor-only replacement — the drive parameters visible on the HMI panel remain unchanged.

Retrofit Guidance FAQ

Q: Can I reuse the existing power and brake wiring from the old motor?
A: Yes. The 14L41-RS0B0-B24R-ST5S00N-R0SU uses the standard LENZE 14L Series power connector pinout. The B24R brake wiring (24 VDC, 2-wire) is identical to previous 14L revisions. Inspect connector contacts and cable insulation before reuse; replace if any signs of heat damage or corrosion are present.

Q: Do I need to modify the PLC program or drive parameters after replacement?
A: For a like-for-like motor swap (same SKU), no PLC program changes are required. Drive motor data parameters (P301–P340 range on ECS drives) should be verified against the motor nameplate after installation. If the replacement motor is a cross-series upgrade, re-run the LENZE Engineer motor identification routine.

Q: Is the SinCos encoder (ST5S) compatible with my existing LENZE ECS drive?
A: Yes. The ST5S SinCos encoder interface is natively supported by the LENZE ECS servo drive family. Ensure the drive firmware is at a version that supports the encoder type — consult the ECS firmware release notes if the drive is running firmware older than 2015.

Q: Will the motor fit in the same mounting space as the original?
A: The 14L41 frame size follows IEC standard dimensions. The flange (B5) and shaft dimensions are unchanged within the 14L Series. No mechanical modification to the machine or control cabinet is required for a direct replacement.

Q: What is the lead time and how is the unit shipped?
A: Units in stock ship within 1–3 business days from Xiamen, China via DHL Express or FedEx International Priority. Estimated transit time to most destinations is 3–7 business days. Each unit is individually packaged with anti-static protection and shock-absorbing foam.

Q: What does the 12-month warranty cover?
A: The warranty covers functional failure under normal operating conditions. It does not cover damage caused by incorrect installation, overvoltage, or mechanical impact. Warranty claims are processed within 5 business days of receiving the returned unit.

Warranty Assurance

Every LENZE 14L41-RS0B0-B24R-ST5S00N-R0SU unit dispatched by TOPNLMS is covered by a 12-month replacement warranty from the date of delivery. Pre-shipment testing includes insulation resistance verification, encoder signal integrity check, brake engagement/release function test, and shaft rotation smoothness inspection. A test report is available upon request.

In the event of a warranty claim, TOPNLMS will arrange a replacement unit dispatch within 5 business days of confirming the fault. Return shipping costs for confirmed warranty cases are covered by TOPNLMS. Our after-sales team responds to warranty inquiries within 24 hours on business days.

For procurement teams requiring documentation, we can provide a commercial invoice, packing list, certificate of origin, and product test report with each order. Bulk orders of 3 or more units qualify for priority processing and dedicated after-sales support.

To place an order or request a quotation, contact our sales team directly:

📧 [email protected]
📞 +86 18359293191