Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

Siemens 42CF15AG Non-Reversing Definite Purpose Contactor - Non-Reversing Definite Purpose Contactors
SiemensNon-Reversing Definite Purpose Contactors

Siemens 42CF15AG Non-Reversing Definite Purpose Contactor

The SIEMENS 42 Series Definite Purpose Contactor is a non-reversing, single-phase contactor with 2 poles and a 2NO main pole contact form. It features a coil voltage of 190-220/208-240V AC, a maximum voltage rating…

SKU 3G-OTH-43668

Brand
Siemens
Item
42CF15AG Non-Reversing Definite Purpose Contactor
Category
Non-Reversing Definite Purpose Contactors
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Siemens
Manufacturer Part Number
42CF15AG
Series
42 Series
Phase
Single
Coil Voltage
190-220/208-240V AC
Mounting Style
Surface
Main Pole Contact Form
2NO
Maximum Voltage Rating
600V AC
Terminal Connection Type
Quick Disconnect and Screw/Box Lug

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS 42 Series Definite Purpose Contactor is a non-reversing, single-phase contactor with 2 poles and a 2NO main pole contact form. It features a coil voltage of 190-220/208-240V AC, a maximum voltage rating of 600V AC, and a 40 A rating. This surface-mount contactor offers quick disconnect and screw/box lug terminal connections.

Frequently Asked Questions

What is the SIEMENS 42CF15AG definite purpose contactor used for?

The SIEMENS 42CF15AG definite purpose contactor is used for switching single-phase loads such as HVAC compressors, fan motors, and lighting in commercial and industrial applications. Its 2-pole, 2NO configuration and 40 A rating make it suitable for controlling equipment up to 600V AC.

What are the specifications of the SIEMENS 42CF15AG contactor?

The SIEMENS 42CF15AG is a 2-pole, non-reversing definite purpose contactor with a coil voltage of 190-220/208-240V AC, a maximum voltage rating of 600V AC, and a 40 A rating. It features surface mounting, quick disconnect and screw/box lug terminals, and a 2NO main pole contact form.

Where to buy the SIEMENS 42CF15AG contactor worldwide?

You can source the SIEMENS 42CF15AG definite purpose contactor worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the SIEMENS 42CF15AG definite purpose contactor?

Mount the SIEMENS 42CF15AG on a clean, dry surface using the provided screw holes. Connect the coil wires to the 190-220/208-240V AC supply and the main power leads to the quick disconnect or screw/box lug terminals. Ensure all connections are torqued per the manufacturer's specifications and verify proper operation before energizing.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

Siemens Products

3G Electric supplies Siemens non-reversing definite purpose contactors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
Single-phase, 2-pole non-reversing definite purpose contactor with 2NO main contacts. Rated 40 A at 277V AC, coil voltage 240/277V AC, maximum voltage 600V AC. Surface mount with quick disconnect and screw/box lug terminals. Suitable for switching loads such as compressors, fans, and pumps in HVAC and refrigeration equipment
Siemens
Single-phase, 2-pole non-reversing definite purpose contactor with 2NO main contacts. Rated 40 A at 277V AC, coil voltage 240/277V AC, maximum voltage 600V AC. Surface mount with quick disconnect and screw/box lug terminals. Suitable for switching loads such as compressors, fans, and pumps in HVAC and refrigeration equipment
This 2-pole, non-reversing definite purpose contactor from the Siemens 42 Series is rated for 40 A and features a 110-120V AC coil. It is designed for surface mounting with quick disconnect and screw/box lug terminals. Suitable for switching single-phase loads in HVAC, refrigeration, and industrial equipment such as compressors, fans, and pumps
Siemens
This 2-pole, non-reversing definite purpose contactor from the Siemens 42 Series is rated for 40 A and features a 110-120V AC coil. It is designed for surface mounting with quick disconnect and screw/box lug terminals. Suitable for switching single-phase loads in HVAC, refrigeration, and industrial equipment such as compressors, fans, and pumps
Single-phase definite purpose contactor with 2 poles and 2 normally open main contacts. Rated 30 A, coil voltage 110/110-120V AC, maximum 600V AC. Surface mount with quick disconnect and screw/box lug terminals. Used for switching loads such as compressors, fans, and pumps in HVAC and refrigeration equipment
Siemens
Single-phase definite purpose contactor with 2 poles and 2 normally open main contacts. Rated 30 A, coil voltage 110/110-120V AC, maximum 600V AC. Surface mount with quick disconnect and screw/box lug terminals. Used for switching loads such as compressors, fans, and pumps in HVAC and refrigeration equipment
Three-pole, non-reversing definite purpose contactor from the 42 Series. Rated 30 A with a maximum voltage of 600V AC and a 240/277V AC coil. Features 3NO main pole contact form, surface mounting, and terminal connections via quick disconnect and screw/box lug. Suitable for switching three-phase loads such as motors, compressors, and pumps in HVAC and industrial equipment
Siemens
Three-pole, non-reversing definite purpose contactor from the 42 Series. Rated 30 A with a maximum voltage of 600V AC and a 240/277V AC coil. Features 3NO main pole contact form, surface mounting, and terminal connections via quick disconnect and screw/box lug. Suitable for switching three-phase loads such as motors, compressors, and pumps in HVAC and industrial equipment
This Siemens definite purpose contactor is a non-reversing, single-phase device with 2 poles and a 2NO main pole contact form. It operates on a 24V AC coil, rated for 30 A with a maximum voltage of 600V AC. Surface mount design with quick disconnect and screw/box lug terminals. Suitable for switching loads in HVAC, refrigeration, and industrial equipment such as compressors, fans, and pumps
Siemens
This Siemens definite purpose contactor is a non-reversing, single-phase device with 2 poles and a 2NO main pole contact form. It operates on a 24V AC coil, rated for 30 A with a maximum voltage of 600V AC. Surface mount design with quick disconnect and screw/box lug terminals. Suitable for switching loads in HVAC, refrigeration, and industrial equipment such as compressors, fans, and pumps
Three-pole, non-reversing definite purpose contactor from the 42 Series. Rated 30 A with a 110/110-120V AC coil and 600V AC maximum voltage. Features 3NO main pole contact form, surface mounting, and quick disconnect plus screw/box lug terminals. Suitable for switching three-phase motor loads in HVAC, refrigeration, and industrial equipment
Siemens
Three-pole, non-reversing definite purpose contactor from the 42 Series. Rated 30 A with a 110/110-120V AC coil and 600V AC maximum voltage. Features 3NO main pole contact form, surface mounting, and quick disconnect plus screw/box lug terminals. Suitable for switching three-phase motor loads in HVAC, refrigeration, and industrial equipment

More from Siemens

View all Siemens parts
Three-pole non-reversing definite purpose contactor with 24V AC coil, rated 75 A at 600V AC. Main pole contact form is 3NO. Features screw terminals and surface mounting. Suitable for switching three-phase loads in HVACR equipment such as air conditioners, heat pumps, and refrigeration systems
Siemens
Three-pole non-reversing definite purpose contactor with 24V AC coil, rated 75 A at 600V AC. Main pole contact form is 3NO. Features screw terminals and surface mounting. Suitable for switching three-phase loads in HVACR equipment such as air conditioners, heat pumps, and refrigeration systems
Three-pole non-reversing definite purpose contactor with 3NO main pole contact form. Coil voltage 190-220/208-240V AC, maximum voltage rating 600V AC. Surface mounting with quick disconnect and screw/box lug terminals. Used for switching HVAC compressors, fan motors, and pump loads in commercial and industrial applications
Siemens
Three-pole non-reversing definite purpose contactor with 3NO main pole contact form. Coil voltage 190-220/208-240V AC, maximum voltage rating 600V AC. Surface mounting with quick disconnect and screw/box lug terminals. Used for switching HVAC compressors, fan motors, and pump loads in commercial and industrial applications
Three-pole non-reversing definite purpose contactor from the 42 Series. Features a 24V AC coil, 3NO main pole contact form, and a maximum voltage rating of 600V AC. Supports surface mounting with quick disconnect and screw/box lug terminals. Suitable for switching electrical loads in HVAC, refrigeration, and industrial machinery applications
Siemens
Three-pole non-reversing definite purpose contactor from the 42 Series. Features a 24V AC coil, 3NO main pole contact form, and a maximum voltage rating of 600V AC. Supports surface mounting with quick disconnect and screw/box lug terminals. Suitable for switching electrical loads in HVAC, refrigeration, and industrial machinery applications
This Siemens definite purpose contactor is a non-reversing, 2-pole device with a 2NO main pole contact form, rated for single-phase operation up to 600V AC. It features a dual-voltage coil (380-440/440-480V AC), surface mounting, and screw terminals. Typical applications include on/off control of compressors, fans, and pumps in HVACR and industrial equipment
Siemens
This Siemens definite purpose contactor is a non-reversing, 2-pole device with a 2NO main pole contact form, rated for single-phase operation up to 600V AC. It features a dual-voltage coil (380-440/440-480V AC), surface mounting, and screw terminals. Typical applications include on/off control of compressors, fans, and pumps in HVACR and industrial equipment
Three-pole non-reversing definite purpose contactor rated 40 A at 277V AC, with a maximum voltage rating of 600V AC. Coil voltage is 240/277V AC. Main pole contact form is 3NO. Terminals accept quick disconnect and screw/box lug connections. Surface mount design. Suitable for switching loads in HVAC, refrigeration, and industrial machinery
Siemens
Three-pole non-reversing definite purpose contactor rated 40 A at 277V AC, with a maximum voltage rating of 600V AC. Coil voltage is 240/277V AC. Main pole contact form is 3NO. Terminals accept quick disconnect and screw/box lug connections. Surface mount design. Suitable for switching loads in HVAC, refrigeration, and industrial machinery
Three-pole non-reversing definite purpose contactor from the Siemens 42 Series. Rated 75 A at 277V AC with a maximum voltage of 600V AC. Coil voltage 240/277V AC. Features 3NO main pole contact form and screw terminals for surface mounting. Used for switching HVACR loads such as compressors, fan motors, and refrigeration units
Siemens
Three-pole non-reversing definite purpose contactor from the Siemens 42 Series. Rated 75 A at 277V AC with a maximum voltage of 600V AC. Coil voltage 240/277V AC. Features 3NO main pole contact form and screw terminals for surface mounting. Used for switching HVACR loads such as compressors, fan motors, and refrigeration units
Three-pole, non-reversing definite purpose contactor from the 42 Series. Rated 50 A with 3NO main pole contact form and maximum voltage of 600V AC. Coil voltage is 110/110-120V AC. Surface mount with quick disconnect and screw/box lug terminals. Suitable for switching three-phase loads in HVAC, refrigeration, and industrial equipment
Siemens
Three-pole, non-reversing definite purpose contactor from the 42 Series. Rated 50 A with 3NO main pole contact form and maximum voltage of 600V AC. Coil voltage is 110/110-120V AC. Surface mount with quick disconnect and screw/box lug terminals. Suitable for switching three-phase loads in HVAC, refrigeration, and industrial equipment
Three-pole, non-reversing definite purpose contactor rated 75 A at 480V AC. Coil voltage 380-440/440-480V AC, maximum voltage 600V AC. Surface mount with screw terminals. Suitable for switching three-phase motors in HVACR systems such as compressors, fans, and pumps
Siemens
Three-pole, non-reversing definite purpose contactor rated 75 A at 480V AC. Coil voltage 380-440/440-480V AC, maximum voltage 600V AC. Surface mount with screw terminals. Suitable for switching three-phase motors in HVACR systems such as compressors, fans, and pumps