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Siemens 3RH2122-2BB40

SKU: 3RH2122-2BB40
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$210.00
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Siemens 3RH2122-2BB40 | 4-Pole SIRIUS Auxiliary Contactor for Control Circuits

Overview

The Siemens 3RH2122-2BB40 is a SIRIUS control auxiliary contactor with 4 poles (2 NO + 2 NC) and a 24V DC coil, ideal for signal switching and interlocking functions in control circuits. Built in compact size S00, it mounts easily on a DIN rail and integrates seamlessly with Siemens motor starters and contactor assemblies.

Key Features

  • Poles: 4 total (2 normally open + 2 normally closed)

  • Control Voltage: 24V DC

  • Mounting Type: DIN rail (EN 60715)

  • Connection Type: Screw terminals

  • Size: S00

  • Electrical Durability: Up to 10 million operations

  • Ambient Operating Temp: -25°C to +60°C

  • Front Indicator: Coil status LED (optional via accessory)

  • Snap-on Compatibility: Can be combined with SIRIUS contactors and overload relays

Technical Specifications

  • Part Number: 3RH2122-2BB40

  • Series: SIRIUS 3RH2

  • Rated Insulation Voltage: 690V

  • AC-15 Rated Current: 6A @ 230V

  • DC-13 Rated Current: 3A @ 24V

  • Protection Rating: IP20

  • Coil Consumption: Low power 24V DC

  • Mounting Position: Any orientation

  • Certifications: CE, UL, CSA, RoHS

Applications

  • Auxiliary switching in motor control panels

  • Control signal feedback and interlocking

  • PLC and automation systems

  • Lighting and HVAC systems

  • OEM equipment control cabinets

Why Choose the 3RH2122-2BB40?

  • Flexible Configuration: 2NO + 2NC for versatile signal handling

  • Compact Design: Size S00 fits tight spaces

  • Reliable Coil Operation: 24V DC with low consumption

  • Easy Integration: Screw terminals and DIN rail mount

  • Durable Siemens Build: Long mechanical and electrical life

Order Now

The Siemens 3RH2122-2BB40 is in stock and available for immediate global delivery.

New & Genuine Products – Factory Sealed At PLCpartssolution, all our products are 100% new, genuine, and come in original factory-sealed packaging. We guarantee authentic components that meet the highest industry standards for performance and reliability.
1-Year Warranty Included All new products sold by PLCpartssolution come with a 1-year warranty. We stand behind the quality and reliability of our parts, ensuring coverage against manufacturing defects under normal operating conditions.
Disclaimer: PLCpartssolution is an independent supplier of surplus and refurbished industrial automation products. We are not an authorized distributor, reseller, or representative of the brands listed on this website. All trademarks, brand names, and logos are the property of their respective owners. PLCpartssolution is not affiliated with, endorsed by, or approved by ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other manufacturers mentioned.

Description

Siemens 3RH2122-2BB40 | 4-Pole SIRIUS Auxiliary Contactor for Control Circuits

Overview

The Siemens 3RH2122-2BB40 is a SIRIUS control auxiliary contactor with 4 poles (2 NO + 2 NC) and a 24V DC coil, ideal for signal switching and interlocking functions in control circuits. Built in compact size S00, it mounts easily on a DIN rail and integrates seamlessly with Siemens motor starters and contactor assemblies.

Key Features

  • Poles: 4 total (2 normally open + 2 normally closed)

  • Control Voltage: 24V DC

  • Mounting Type: DIN rail (EN 60715)

  • Connection Type: Screw terminals

  • Size: S00

  • Electrical Durability: Up to 10 million operations

  • Ambient Operating Temp: -25°C to +60°C

  • Front Indicator: Coil status LED (optional via accessory)

  • Snap-on Compatibility: Can be combined with SIRIUS contactors and overload relays

Technical Specifications

  • Part Number: 3RH2122-2BB40

  • Series: SIRIUS 3RH2

  • Rated Insulation Voltage: 690V

  • AC-15 Rated Current: 6A @ 230V

  • DC-13 Rated Current: 3A @ 24V

  • Protection Rating: IP20

  • Coil Consumption: Low power 24V DC

  • Mounting Position: Any orientation

  • Certifications: CE, UL, CSA, RoHS

Applications

  • Auxiliary switching in motor control panels

  • Control signal feedback and interlocking

  • PLC and automation systems

  • Lighting and HVAC systems

  • OEM equipment control cabinets

Why Choose the 3RH2122-2BB40?

  • Flexible Configuration: 2NO + 2NC for versatile signal handling

  • Compact Design: Size S00 fits tight spaces

  • Reliable Coil Operation: 24V DC with low consumption

  • Easy Integration: Screw terminals and DIN rail mount

  • Durable Siemens Build: Long mechanical and electrical life

Order Now

The Siemens 3RH2122-2BB40 is in stock and available for immediate global delivery.

Condition

New & Genuine Products – Factory Sealed At PLCpartssolution, all our products are 100% new, genuine, and come in original factory-sealed packaging. We guarantee authentic components that meet the highest industry standards for performance and reliability.

Warranty

1-Year Warranty Included All new products sold by PLCpartssolution come with a 1-year warranty. We stand behind the quality and reliability of our parts, ensuring coverage against manufacturing defects under normal operating conditions.

Disclaimer

Disclaimer: PLCpartssolution is an independent supplier of surplus and refurbished industrial automation products. We are not an authorized distributor, reseller, or representative of the brands listed on this website. All trademarks, brand names, and logos are the property of their respective owners. PLCpartssolution is not affiliated with, endorsed by, or approved by ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other manufacturers mentioned.
Siemens 3RH2122-2BB40

Siemens 3RH2122-2BB40

$210.00
Add to wishlist
Siemens 3RH2122-2BB40

Siemens 3RH2122-2BB40

Your Price:
$210.00
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