Siemens Magnetic Contactor: Non-Reversing, 3 Poles, NEMA Size 1-3/4
SKU 3G-OTH-40161
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Frequently Asked Questions
What is the SIEMENS NEMA Magnetic Contactor 40EP32AA used for?
This SIEMENS NEMA Magnetic Contactor is used for switching and controlling electrical loads in industrial motor control applications. It is suitable for non-reversing, three-phase motor circuits requiring a NEMA Size 1-3/4, 40 A contactor, commonly found in manufacturing, HVAC, and pumping systems.
What are the specifications of the SIEMENS 40EP32AA contactor?
The SIEMENS 40EP32AA is a non-reversing NEMA magnetic contactor with 3 poles and a NEMA Size rating of 1-3/4. It is rated for 40 A continuous current. The manufacturer part number is 40EP32AA, and it is designed for industrial motor control applications requiring reliable switching under load.
Where to buy the SIEMENS 40EP32AA contactor worldwide?
You can source the SIEMENS 40EP32AA 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; we supply genuine Siemens components for industrial motor control needs.
How to select the correct NEMA contactor size for a motor?
To select the correct NEMA contactor size, match the contactor's NEMA size rating and continuous current rating to the motor's full-load current and duty cycle. For a 40 A, NEMA Size 1-3/4 contactor like the SIEMENS 40EP32AA, verify it exceeds the motor's locked-rotor current and is suitable for the application voltage. Consult a qualified engineer for precise sizing.
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3G Electric supplies Siemens non-reversing nema contactors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















