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Siemens 3LD2103-0TK53
by Siemens
Read verified buyer reviews ↓OverviewThe Siemens 3LD2103-0TK53 stands as a crucial safety device in industrial settings through the SENTRON 3LD series of emergency switching-off switches. This 3-pole switch disconnector is precisely engineered for swift and secure power isolation when critical situations arise. With a robust operational current rating of 25 A and an impressive operational power of 9.5 kW at AC-23A 400 V, it\
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Siemens 3LD2103-0TK53
Overview
This is a genuine Siemens component. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.
Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.
Key Features
- Genuine Siemens catalog part
- Tested before shipment
- Backed by PalmPartsSolution warranty
- Cross-reference and revision assistance available
- Compatible with the broader Siemens automation ecosystem
Compatibility
When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Siemens equipment. Where applicable, confirm:
- Input/output voltage and current rating
- Communication protocol and network role
- Mounting form factor and footprint
- Operating temperature, humidity, and IP rating
- Required certifications (UL, CE, ATEX, marine, etc.)
Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.
Replacement Information
Three ways to source this part through PalmPartsSolution:
- Exact replacement — same Siemens catalog number, new or refurbished, tested and warrantied
- Form-fit-function equivalent — alternate revision or build that drops in without code changes
- Engineered migration — current-generation Siemens platform with documented conversion notes
Contact our engineering team if you need help choosing between these tracks.
Technical Specifications
| Model | 3LD2103-0TK53 |
| Brand | Siemens |
| Condition | New |
| Warranty | 1-Year PALM Parts Warranty |
| Origin | Ships from Florida, USA |
| Certifications | UL, CSA, CE |
Applications
- ▸Industrial automation and process control systems.
- ▸PLC and HMI networking installations.
- ▸Factory automation, robotics and conveyor lines.
- ▸SCADA and Distributed Control System (DCS) deployments.
- ▸Retrofits and legacy system replacements.
Why Choose the 3LD2103-0TK53?
- ▸Trusted Siemens engineering — proven reliability in demanding environments.
- ▸Long service life lowers total cost of ownership.
- ▸Global compliance for international deployments.
- ▸Quick, secure installation with standard tooling.
Availability & Shipping
- ▸In stock: 3LD2103-0TK53 ready for immediate dispatch from our Florida warehouse.
- ▸Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
- ▸Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
- ▸Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
- ▸Buy with confidence: Every 3LD2103-0TK53 ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Siemens
Machine down? We ship parts the same day.
New, surplus, and refurbished Siemens inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.
Related Siemens resources
What Verified Buyers Say
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Independent Supplier Notice
PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.
Product Condition & Firmware
All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.