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Siemens 3LD2504-0TK51
by Siemens
Read verified buyer reviews ↓OverviewThe Siemens 3LD2504-0TK51 SIRIUS Main Switch is a crucial element for sophisticated industrial power handling, providing exceptional safety and continuous operation. This expertly engineered 4-pole main switch, rated for 32A at 690V AC, is fundamental for guaranteeing secure power disconnections across various industrial control and distribution setups. Whether protecting motors, intricate machinery, or extensive distribution grids, the 3LD2504-0TK51 delivers a meticulously crafted solution that prioritizes both personnel safety and equipment longevity. Its robust construction ensures consistent performance even in challenging industrial atmospheres, establishing it as a vital asset for critical uses.Key Features Sturdy 4-Pole Design: Offers thorough and safe power separation for multi-phase industrial loads, enhancing system integrity. High 32A Current Rating: Ideal for a broad spectrum of medium to high-power industrial scenarios, ensuring dependable operation under load. Adaptable 690V AC Operation: Optimized for seamless integration within high-voltage industrial systems, providing extensive compatibility. Reliable Load Isolation: Guarantees secure maintenance routines and superior circuit protection, reducing downtime and risks. Industrial-Grade Construction: Built with premium materials to endure demanding operational conditions, promising an extended lifespan. Enhanced Safety Lockout: Facilitates secure equipment servicing and shutdown processes, adhering to strict safety standards. Compact & Versatile Mounting: Supports both panel and DIN rail installations for flexible integration into various industrial configurations. Technical Specifications Product Series: SIRIUS Main Switch Part Number: 3LD2504-0TK51 Pole Configuration: 4-Pole Current Rating: 32A Operating Voltage: 690V AC Mounting Options: Panel/DIN rail Certifications: Complies with all relevant industrial safety and switching regulations Applications Motor and Machine Control: Essential for safe and effective power isolation in different motor-driven systems and automated equipment. Industrial Power Distribution: Critical for efficient and secure load management within intricate industrial power networks, improving overall system resilience. Safety Lockout & Maintenance: Enables strict safety protocols during equipment servicing and scheduled shutdowns, safeguarding personnel. HVAC and Pumping Systems: Provides dependable power regulation for vital environmental and fluid management infrastructures. Renewable Energy Installations: Integral for managing power flow and ensuring safety in solar, wind, and other sustainable energy setups. Why Choose This Model? Unrivaled Siemens Dependability: Benefit from the engineering excellence and proven reliability characteristic of the Siemens brand. Superior Safety Mechanisms: Designed with meticulous attention to safety, offering robust circuit protection and secure load isolation for industrial settings. Versatility and Performance: Its 4-pole, 32A, 690V AC specifications make it a flexible choice for a wide array of demanding industrial applications. Long-Term Durability: Engineered to withstand the rigors of harsh industrial environments, ensuring extended operational life and reduced replacement expenses. Optimized for Efficiency: Facilitates streamlined maintenance and operational continuity, contributing to overall system productivity. Global Compliance: Adheres to international safety and switching standards, providing assurance and broad applicability. Order NowEnhance the safety and efficiency of your industrial operations with the Siemens 3LD2504-0TK51 SIRIUS Main Switch. Do not compromise on power regulation and protection. Invest in a solution that offers unmatched reliability, robust performance, and assurance. Add this vital component to your system today and experience the positive impact.FAQWhat is the primary function of the Siemens 3LD2504-0TK51?Its primary function is to provide robust and secure power isolation in industrial environments, ensuring safety during maintenance or in case of emergencies.What are the voltage and current ratings for this main switch?The Siemens 3LD2504-0TK51 is rated for 32 Amperes and operates at 690 Volts AC.Can this switch be used in various industrial setups?Yes, its versatile design and compliance with industrial standards make it suitable for a broad range of applications, including motor control, power distribution, and renewable energy systems.How does it contribute to personnel safety?It includes enhanced safety lockout capabilities and provides unyielding reliability in load isolation, facilitating secure equipment servicing and shutdown procedures to protect personnel.What mounting options are available for the 3LD2504-0TK51?This switch supports both panel and DIN rail mounting, offering flexibility for installation within diverse industrial setups.
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Siemens 3LD2504-0TK51
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
- Product Series: SIRIUS Main Switch
- Part Number: 3LD2504-0TK51
- Pole Configuration: 4-Pole
- Current Rating: 32A
- Operating Voltage: 690V AC
- Mounting Options: Panel/DIN rail
- Certifications: Complies with all relevant industrial safety and switching regulations
Applications
- Motor and Machine Control: Essential for safe and effective power isolation in different motor-driven systems and automated equipment.
- Industrial Power Distribution: Critical for efficient and secure load management within intricate industrial power networks, improving overall system resilience.
- Safety Lockout & Maintenance: Enables strict safety protocols during equipment servicing and scheduled shutdowns, safeguarding personnel.
- HVAC and Pumping Systems: Provides dependable power regulation for vital environmental and fluid management infrastructures.
- Renewable Energy Installations: Integral for managing power flow and ensuring safety in solar, wind, and other sustainable energy setups.
Why Choose the 3LD2504-0TK51?
- Unrivaled Siemens Dependability: Benefit from the engineering excellence and proven reliability characteristic of the Siemens brand.
- Superior Safety Mechanisms: Designed with meticulous attention to safety, offering robust circuit protection and secure load isolation for industrial settings.
- Versatility and Performance: Its 4-pole, 32A, 690V AC specifications make it a flexible choice for a wide array of demanding industrial applications.
- Long-Term Durability: Engineered to withstand the rigors of harsh industrial environments, ensuring extended operational life and reduced replacement expenses.
- Optimized for Efficiency: Facilitates streamlined maintenance and operational continuity, contributing to overall system productivity.
- Global Compliance: Adheres to international safety and switching standards, providing assurance and broad applicability.
Availability & Shipping
- ▸In stock: 3LD2504-0TK51 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 3LD2504-0TK51 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
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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.