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Siemens 3RT2016-2BB42
by Siemens
Read verified buyer reviews ↓OverviewThe Siemens 3RT2016-2BB42 power contactor, part of the distinguished SIRIUS 3RT series, provides essential motor switching capabilities for diverse industrial needs. This durable 3-pole unit is engineered for accurate management of motors up to 4 kW at 400 V AC, handling an operational current of 9 A. It integrates smoothly into existing setups with a 24 V DC coil for dependable performance and includes one normally closed (NC) auxiliary contact for expanded functionality. Its innovative spring-loaded terminals facilitate quick and secure wiring, making it a prime selection for contemporary industrial automation and power distribution systems.Key Features High Operational Current: Boasts a reliable 9 A operational current for a wide array of motor loads. Optimal Motor Power Rating: Manages motor power up to 4 kW at 400 V AC, ensuring robust control in demanding scenarios. Efficient 3-Pole Design: A sturdy 3-pole arrangement guarantees consistent switching for three-phase electrical loads. Versatile 24 V DC Coil: Features a 24 V DC control voltage, compatible with standard industrial control systems for precise coil activation. Integrated Auxiliary Contact: Equipped with one normally closed (NC) auxiliary contact, offering vital status feedback and enabling interlocking functions. Secure Spring-Loaded Terminals: Innovative spring-loaded terminals allow for swift, tool-free wiring, ensuring a vibration-resistant connection and bolstering system reliability. Compact S00 Size: Its S00 frame size conserves space during installation within control cabinets, optimizing panel configuration. Technical Specifications Product Type: Power Contactor Part Number: 3RT2016-2BB42 Series: SIRIUS 3RT Rated Operational Voltage (AC-3): Up to 690 V Rated Operational Current (AC-3): 9 A Rated Power (AC-3, 400 V): 4 kW Control Supply Voltage: 24 V DC Power Consumption: 4 W Mechanical Durability: Up to 30 million operating cycles Electrical Durability (AC-3): Up to 1 million operating cycles Protection Class: IP20 Ambient Operating Temperature: -25°C to +60°C Dimensions (W x H x D): 45 mm x 73.5 mm x 77.5 mm Weight: Approximately 0.312 kg Terminal Type: Spring-loaded Number of Poles: 3 Auxiliary Contacts: 1 NC Applications Industrial Motor Control: Ideal for precise switching and management of electric motors across various industrial machinery and manufacturing processes. Automated Production Lines: A crucial component in automated production and assembly lines, ensuring peak performance of diverse motor-driven equipment. HVAC Systems: Perfect for controlling compressors, fans, and pumps in heating, ventilation, and air conditioning setups for commercial and industrial structures. Conveyor Systems: Provides dependable control for motor-driven conveyor belts, vital for material handling and logistics operations. Pumping Stations: Reliably manages pump motors in water treatment facilities, irrigation systems, and other fluid management contexts. Power Distribution Panels: Can be integrated into power distribution panels to oversee and switch electrical loads, enhancing overall system control and safety. Why Choose This Model? Unmatched Siemens Reliability: Benefit from the superior engineering and quality synonymous with the Siemens brand, ensuring a long-lasting and dependable component for your critical applications. Optimized Performance: Designed for peak performance in motor switching, offering precise control and efficient power management for systems up to 4 kW at 400 V AC. Enhanced Safety Features: The robust SIRIUS 3RT design, combined with an IP20 protection class, ensures safe operation and protection against dust and accidental contact. Simplified Installation: Quick and easy installation due to the innovative spring-loaded terminals, reducing wiring time and enhancing system reliability. Order NowUpgrade your industrial control systems with the Siemens 3RT2016-2BB42 power contactor. Contact us today to place your order or to learn more about our comprehensive range of industrial automation solutions.FAQHow does the 24 V DC coil benefit industrial setups?The 24 V DC coil offers broad compatibility with common industrial control systems, ensuring precise and consistent operation while integrating seamlessly into existing infrastructure.What makes the spring-loaded terminals a significant advantage?Spring-loaded terminals simplify wiring by allowing for quick, tool-free connections. This method ensures a secure, vibration-resistant contact, significantly reducing installation time and boosting overall system integrity.Can this contactor be used in high-temperature environments?Yes, the Siemens 3RT2016-2BB42 is designed to operate reliably within an ambient temperature range of -25°C to +60°C, making it suitable for demanding industrial conditions.
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Siemens 3RT2016-2BB42
Overview
This is a genuine Siemens component from the SIRIUS Contactors 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 SIRIUS Contactors 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:
- 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 for the SIRIUS Contactors family
Contact our engineering team if you need help choosing between these tracks.
Technical Specifications
- Product Type: Power Contactor
- Part Number: 3RT2016-2BB42
- Series: SIRIUS 3RT
- Rated Operational Voltage (AC-3): Up to 690 V
- Rated Operational Current (AC-3): 9 A
- Rated Power (AC-3, 400 V): 4 kW
- Control Supply Voltage: 24 V DC
- Power Consumption: 4 W
- Mechanical Durability: Up to 30 million operating cycles
- Electrical Durability (AC-3): Up to 1 million operating cycles
- Protection Class: IP20
- Ambient Operating Temperature: -25°C to +60°C
- Dimensions (W x H x D): 45 mm x 73.5 mm x 77.5 mm
- Weight: Approximately 0.312 kg
- Terminal Type: Spring-loaded
- Number of Poles: 3
- Auxiliary Contacts: 1 NC
Applications
- Industrial Motor Control: Ideal for precise switching and management of electric motors across various industrial machinery and manufacturing processes.
- Automated Production Lines: A crucial component in automated production and assembly lines, ensuring peak performance of diverse motor-driven equipment.
- HVAC Systems: Perfect for controlling compressors, fans, and pumps in heating, ventilation, and air conditioning setups for commercial and industrial structures.
- Conveyor Systems: Provides dependable control for motor-driven conveyor belts, vital for material handling and logistics operations.
- Pumping Stations: Reliably manages pump motors in water treatment facilities, irrigation systems, and other fluid management contexts.
- Power Distribution Panels: Can be integrated into power distribution panels to oversee and switch electrical loads, enhancing overall system control and safety.
Why Choose the 3RT2016-2BB42?
- Unmatched Siemens Reliability: Benefit from the superior engineering and quality synonymous with the Siemens brand, ensuring a long-lasting and dependable component for your critical applications.
- Optimized Performance: Designed for peak performance in motor switching, offering precise control and efficient power management for systems up to 4 kW at 400 V AC.
- Enhanced Safety Features: The robust SIRIUS 3RT design, combined with an IP20 protection class, ensures safe operation and protection against dust and accidental contact.
- Simplified Installation: Quick and easy installation due to the innovative spring-loaded terminals, reducing wiring time and enhancing system reliability.
Availability & Shipping
- ▸In stock: 3RT2016-2BB42 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 3RT2016-2BB42 ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Siemens
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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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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.