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Siemens Magnetic Contactor: Reversing, 3 Poles, NEMA Size 2, 45 A - Reversing NEMA Contactors
SiemensReversing NEMA Contactors

Siemens Magnetic Contactor: Reversing, 3 Poles, NEMA Size 2, 45 A

The SIEMENS NEMA Magnetic Contactor is a reversing contactor with 3 poles, NEMA Size 2, rated 45 A and 120/240V AC (Dual Rated) (MPN 43FP32AA). 3G Electric interprets your demand for this OEM-specified component…

SKU 3G-OTH-41690

Brand
Siemens
Item
Magnetic Contactor: Reversing, 3 Poles, NEMA Size 2, 45 A
Category
Reversing NEMA Contactors
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Technical Specifications

Siemens
Manufacturer Part Number
43FP32AA
Type
NEMA Size 2, 45 A
Poles
3
AC (Dual Rated)
120/240V
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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS NEMA Magnetic Contactor is a reversing contactor with 3 poles, NEMA Size 2, rated 45 A and 120/240V AC (Dual Rated) (MPN 43FP32AA). 3G Electric interprets your demand for this OEM-specified component, sources it, and supports your procurement across 14 industrial departments — with specialist depth in controls as an authorised distributor.

Frequently Asked Questions

What is a Siemens NEMA reversing contactor used for?

A Siemens NEMA reversing contactor controls the direction of a three-phase motor by swapping two of its power leads. It is commonly used in industrial applications such as conveyors, hoists, elevators, and machine tools where forward and reverse operation is required.

What are the specifications of the Siemens 43FP32AA contactor?

The Siemens 43FP32AA is a NEMA Size 2 reversing contactor with 3 poles, rated 45 A at 120/240V AC dual voltage. It is designed for heavy-duty motor control in industrial environments and meets NEMA standards for reliability and performance.

Where to buy a Siemens reversing contactor worldwide?

3G Electric supplies the Siemens reversing contactor worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source genuine Siemens equipment and deliver to any international destination. Contact us for a quote and delivery timeline.

How to select the correct NEMA contactor size for a motor?

Select a NEMA contactor size based on the motor's full-load current and voltage. For a 45 A motor at 120/240V AC, a NEMA Size 2 contactor like the Siemens 43FP32AA is appropriate. Always verify the contactor's rated current exceeds the motor's nameplate current and consider duty cycle.

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 reversing nema contactors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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