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

Siemens 42 Series Non-Reversing Definite Purpose Contactor

The SIEMENS 42 Series Definite Purpose Magnetic Contactor (MPN 45EG10AHA) is a non-reversing HVACR definite purpose contactor with 1 + N poles and a main pole contact form of 1NO. It features a coil voltage of…

SKU 3G-OTH-44212

Brand
Siemens
Item
42 Series Non-Reversing Definite Purpose Contactor
Category
Non-Reversing Definite Purpose Contactors
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Siemens
Manufacturer Part Number
45EG10AHA
Series
42 Series
Type
30 A, Non-Reversing
AC
480V
Phase
Three
Coil Voltage
380-440/440-480V AC
Mounting Style
Surface
Contactor Style
HVACR Definite Purpose Contactor
Main Pole Contact Form
1NO
Maximum Voltage Rating
600V AC
Terminal Connection Type
Screw Terminals

Technical Documents

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

Product Description

The SIEMENS 42 Series Definite Purpose Magnetic Contactor (MPN 45EG10AHA) is a non-reversing HVACR definite purpose contactor with 1 + N poles and a main pole contact form of 1NO. It features a coil voltage of 380-440/440-480V AC, a maximum voltage rating of 600V AC, and surface mounting with screw terminals. This three-phase contactor is designed for industrial equipment applications.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the SIEMENS 45EG10AHA definite purpose contactor used for?

The SIEMENS 45EG10AHA is a non-reversing definite purpose contactor designed for HVACR and industrial equipment applications. It switches three-phase loads up to 30 A at 480V AC, commonly used in compressors, fan motors, and pump controls in commercial and industrial systems.

What are the specifications of the SIEMENS 42 Series contactor 45EG10AHA?

The SIEMENS 42 Series contactor (MPN 45EG10AHA) has 1 + N poles with a 1NO main pole contact form, coil voltage 380-440/440-480V AC, maximum voltage rating 600V AC, and screw terminals. It is a three-phase, surface-mount HVACR definite purpose contactor rated for 30 A.

Where to buy the SIEMENS 45EG10AHA contactor worldwide?

You can source the SIEMENS 45EG10AHA contactor through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this Siemens definite purpose contactor.

How to install the SIEMENS 45EG10AHA definite purpose contactor?

Mount the SIEMENS 45EG10AHA contactor on a clean, dry surface using the screw terminals for wiring. Ensure the coil voltage matches your control circuit (380-440/440-480V AC). Follow standard electrical safety practices and torque terminal connections per the manufacturer's guidelines.

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.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
Three-phase, non-reversing definite purpose contactor from the 42 Series. Rated 30 A with 2 normally open main poles. Coil voltage 380-440/440-480V AC, maximum voltage 600V AC. Surface mount with screw terminals. Suitable for HVACR applications such as controlling compressors, fans, and pumps
Siemens
Three-phase, non-reversing definite purpose contactor from the 42 Series. Rated 30 A with 2 normally open main poles. Coil voltage 380-440/440-480V AC, maximum voltage 600V AC. Surface mount with screw terminals. Suitable for HVACR applications such as controlling compressors, fans, and pumps
SIEMENS Definite Purpose Magnetic Contactor: 3 Poles, 480V AC, 75 A, Non-Reversing (MPN 42FE35AH)
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SIEMENS Definite Purpose Magnetic Contactor: 3 Poles, 480V AC, 75 A, Non-Reversing (MPN 42FE35AH)
Three-phase, non-reversing definite purpose contactor with 3 normally open main poles. Rated 90 A at 480V AC, maximum 600V AC. Coil voltage 380-440/440-480V AC. Surface mount with screw terminals. Suitable for switching motors, compressors, fans, and pumps in HVACR and industrial equipment
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Three-phase, non-reversing definite purpose contactor with 3 normally open main poles. Rated 90 A at 480V AC, maximum 600V AC. Coil voltage 380-440/440-480V AC. Surface mount with screw terminals. Suitable for switching motors, compressors, fans, and pumps in HVACR and industrial equipment
SIEMENS Definite Purpose Magnetic Contactor: 2 Poles, 480V AC, 40 A, Non-Reversing (MPN 45GG20AH)
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SIEMENS Definite Purpose Magnetic Contactor: 2 Poles, 480V AC, 40 A, Non-Reversing (MPN 45GG20AH)
SIEMENS Definite Purpose Magnetic Contactor: 1 + N Poles, 120V AC, 40 A, Non-Reversing (MPN 45GG10AFA)
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SIEMENS Definite Purpose Magnetic Contactor: 1 + N Poles, 120V AC, 40 A, Non-Reversing (MPN 45GG10AFA)
Non-reversing definite purpose contactor for HVACR applications such as controlling compressors, fans, and pumps. Features 1 normally open main pole, 40 A rating, 240/277V AC coil voltage, and 600V AC maximum voltage. Three-phase operation with screw terminals for surface mounting
Siemens
Non-reversing definite purpose contactor for HVACR applications such as controlling compressors, fans, and pumps. Features 1 normally open main pole, 40 A rating, 240/277V AC coil voltage, and 600V AC maximum voltage. Three-phase operation with screw terminals for surface mounting

More from Siemens

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Three-pole non-reversing definite purpose contactor with 3NO main contacts, rated 90 A at 277V AC and 600V AC maximum. Coil voltage 240/277V AC. Screw terminals for surface mounting. Suitable for HVACR applications such as controlling compressors and fan motors in three-phase systems
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Three-pole non-reversing definite purpose contactor with 3NO main contacts, rated 90 A at 277V AC and 600V AC maximum. Coil voltage 240/277V AC. Screw terminals for surface mounting. Suitable for HVACR applications such as controlling compressors and fan motors in three-phase systems
Three-phase definite purpose contactor from the Siemens 42 Series, rated 40 A at 480V AC with a maximum voltage of 600V AC. Features a 1NO main pole contact form and dual-range coil voltage of 380-440/440-480V AC. Surface-mount design with screw terminals. Suitable for switching HVACR loads such as compressors, fan motors, and refrigeration units
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Three-phase definite purpose contactor from the Siemens 42 Series, rated 40 A at 480V AC with a maximum voltage of 600V AC. Features a 1NO main pole contact form and dual-range coil voltage of 380-440/440-480V AC. Surface-mount design with screw terminals. Suitable for switching HVACR loads such as compressors, fan motors, and refrigeration units
Three-phase definite purpose contactor for HVACR and industrial equipment. Non-reversing with 1 normally open main pole. Coil voltage 190-220/208-240V AC, maximum voltage 600V AC. Surface mount with screw terminals. Rated 40 A
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Three-phase definite purpose contactor for HVACR and industrial equipment. Non-reversing with 1 normally open main pole. Coil voltage 190-220/208-240V AC, maximum voltage 600V AC. Surface mount with screw terminals. Rated 40 A
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
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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
Three-pole, non-reversing definite purpose contactor rated 90 A and 600V AC maximum. Features 3NO main contacts, 24V AC coil, screw terminals, and surface mount design. Suitable for switching loads such as compressors and condenser fans in HVACR equipment
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Three-pole, non-reversing definite purpose contactor rated 90 A and 600V AC maximum. Features 3NO main contacts, 24V AC coil, screw terminals, and surface mount design. Suitable for switching loads such as compressors and condenser fans in HVACR equipment
Three-pole non-reversing definite purpose contactor from the Siemens 42 Series. Rated 75 A with a 110/110-120V AC coil and 600V AC maximum voltage. Surface mount design with screw terminals and 3NO main pole contact form. Used for switching loads in HVACR equipment such as compressors, fans, and pumps
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Three-pole non-reversing definite purpose contactor from the Siemens 42 Series. Rated 75 A with a 110/110-120V AC coil and 600V AC maximum voltage. Surface mount design with screw terminals and 3NO main pole contact form. Used for switching loads in HVACR 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
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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
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