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Siemens SINAMICS G120C 1.5 kW Frequency Inverter, model 6SL3210-1PB21-4AL0, optimized for 1-phase 230V operation.

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Siemens 6SL3210-1PB21-4AL0

by Siemens

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OverviewUnlock accurate and efficient motor management in your industrial applications with the Siemens SINAMICS G120C frequency inverter, specifically the 6SL3210-1PB21-4AL0 model. Engineered for seamless integration into single-phase 230V electrical systems, this robust 1.5 kW inverter delivers a sophisticated yet user-friendly solution for operating standard asynchronous motors. Its optimized setup ensures dependable performance and outstanding space utilization, making it an excellent option for a broad range of general-purpose machinery where consistent speed and torque regulation are essential. The SINAMICS G120C series is recognized for its balanced features, providing core functionalities that streamline commissioning and operation without compromising performance. The 6SL3210-1PB21-4AL0 exemplifies Siemens' dedication to providing premium, cost-effective automation components that boost productivity and optimize industrial processes.Key Features Compact & Powerful: A 1.5 kW frequency inverter from the advanced SINAMICS G120C family, perfect for environments with limited space. Single-Phase Compatibility: Designed for straightforward operation within 1AC 200–240V ±10% power networks, providing widespread usability. Integrated EMC Filter: Includes a built-in Class A EMC filter, which reduces electromagnetic interference and ensures adherence to industry norms. Enhanced Safety: Features Safe Torque Off (STO) safety functionality, offering crucial protection for personnel and equipment. Robust Design: Equipped with an integrated brake chopper for effective deceleration control and improved operational safety. User-Friendly Interface: Promotes quick and easy setup and troubleshooting, decreasing installation time and maintenance efforts. Expandable Communication: Offers optional communication modules for smooth integration into PROFIBUS and PROFINET networks. Technical Specifications Siemens Part Number: 6SL3210-1PB21-4AL0 Power Rating: 1.5 kW Input Voltage: 1AC 200–240 V ±10% Output Current: 7.0 A Cooling Method: Internal air cooling for optimal temperature management. EMC Filter: Integrated Class A, meeting demanding industrial environment standards. Brake Chopper: Integrated for dynamic braking. Frame Size: FS AB, indicating a compact and efficient physical footprint. Protection Class: IP20, providing protection against solid objects. Ambient Temperature: -10 to +50 °C (without derating), ensuring reliable function in various conditions. Control Interfaces: Supports PROFIBUS and PROFINET via optional communication modules, offering flexible integration. Applications Small Automation Systems: Delivers precise speed and torque control for diverse automated equipment. Basic Conveyor Systems: Guarantees smooth and efficient material handling with dependable motor operation. Pumps and Fans: Optimizes energy use and performance in fluid and air movement applications. Packaging Machinery: Improves the efficiency and precision of packaging processes through exact motor regulation. HVAC Equipment: Provides controlled operation for heating, ventilation, and air conditioning units, enhancing climate management. General Machine Building: A versatile option for numerous standard industrial machines requiring strong motor control. Why ChooseThis model offers optimized efficiency, boasting a 1.5 kW power rating combined with intelligent control algorithms to ensure maximum energy efficiency for your operations. Its space-saving G120C frame size makes it ideal for installations where panel space is at a premium, without sacrificing performance. Benefit from Siemens' renowned engineering, featuring integrated safety functions like Safe Torque Off (STO) and robust EMC compliance, ensuring reliability and safety. The unit is designed for exceptional compatibility within the broader Siemens automation ecosystem, simplifying system design and deployment. Trust in the proven quality and extensive global support from Siemens.Order NowUpgrade your industrial automation with the Siemens SINAMICS G120C (6SL3210-1PB21-4AL0) frequency inverter from Palm Parts Solution. Contact us today or visit our website to secure this advanced component for your operations.FAQWhat is the power rating of the Siemens 6SL3210-1PB21-4AL0 inverter?The Siemens 6SL3210-1PB21-4AL0 inverter has a power rating of 1.5 kW.What type of power input does this frequency inverter accept?This frequency inverter is designed for 1AC 200–240 V ±10% power networks.Does the Siemens G120C 6SL3210-1PB21-4AL0 have an integrated EMC filter?Yes, it features an integrated Class A EMC filter, ensuring compliance with industrial standards.What safety functions are included with this Siemens inverter?The inverter includes a Safe Torque Off (STO) safety function for personnel and equipment protection.Can this inverter be integrated into industrial communication networks?Yes, it supports PROFIBUS and PROFINET via optional communication modules.

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PRODUCT DETAILS

Siemens 6SL3210-1PB21-4AL0

Overview

This is a genuine Siemens component from the Variable Frequency Drives family. 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
  • Engineered to integrate inside Variable Frequency Drives installations

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:

  1. Exact replacement — same Siemens catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Siemens platform with documented conversion notes for the Variable Frequency Drives family

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Siemens Part Number: 6SL3210-1PB21-4AL0
  • Power Rating: 1.5 kW
  • Input Voltage: 1AC 200–240 V ±10%
  • Output Current: 7.0 A
  • Cooling Method: Internal air cooling for optimal temperature management.
  • EMC Filter: Integrated Class A, meeting demanding industrial environment standards.
  • Brake Chopper: Integrated for dynamic braking.
  • Frame Size: FS AB, indicating a compact and efficient physical footprint.
  • Protection Class: IP20, providing protection against solid objects.
  • Ambient Temperature: -10 to +50 °C (without derating), ensuring reliable function in various conditions.
  • Control Interfaces: Supports PROFIBUS and PROFINET via optional communication modules, offering flexible integration.

Applications

  • Small Automation Systems: Delivers precise speed and torque control for diverse automated equipment.
  • Basic Conveyor Systems: Guarantees smooth and efficient material handling with dependable motor operation.
  • Pumps and Fans: Optimizes energy use and performance in fluid and air movement applications.
  • Packaging Machinery: Improves the efficiency and precision of packaging processes through exact motor regulation.
  • HVAC Equipment: Provides controlled operation for heating, ventilation, and air conditioning units, enhancing climate management.
  • General Machine Building: A versatile option for numerous standard industrial machines requiring strong motor control.

Why Choose the 6SL3210-1PB21-4AL0?

This model offers optimized efficiency, boasting a 1.5 kW power rating combined with intelligent control algorithms to ensure maximum energy efficiency for your operations. Its space-saving G120C frame size makes it ideal for installations where panel space is at a premium, without sacrificing performance. Benefit from Siemens' renowned engineering, featuring integrated safety functions like Safe Torque Off (STO) and robust EMC compliance, ensuring reliability and safety. The unit is designed for exceptional compatibility within the broader Siemens automation ecosystem, simplifying system design and deployment. Trust in the proven quality and extensive global support from Siemens.

Availability & Shipping

  • In stock: 6SL3210-1PB21-4AL0 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 6SL3210-1PB21-4AL0 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Siemens

The Siemens 6SL3210-1PB21-4AL0 inverter has a power rating of 1.5 kW.

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.

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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.

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