Siemens Magnetic Contactor: Non-Reversing, 3 Poles, NEMA Size 0, 18 A
SKU 3G-OTH-39201
Need installation or engineering help?
Ask a question
Frequently Asked Questions
What is a Siemens NEMA magnetic contactor used for?
A Siemens NEMA magnetic contactor is used to switch electrical loads on and off in industrial motor control applications. It is ideal for controlling motors, lighting, and heating circuits in manufacturing plants, HVAC systems, and pumping stations, where reliable non-reversing operation is required.
What are the specifications of the Siemens 40CP32AH contactor?
The Siemens 40CP32AH is a non-reversing NEMA magnetic contactor with 3 poles, NEMA Size 0, rated 18 A at 480V AC. It is designed for heavy-duty industrial switching and is compatible with standard NEMA enclosures and control systems.
Where to buy a Siemens NEMA contactor worldwide?
3G Electric supplies the Siemens 40CP32AH NEMA contactor worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this genuine Siemens part.
How to select the right NEMA contactor size for a motor?
Select a NEMA contactor size based on the motor's full-load current and voltage. For a 480V AC motor drawing 18 A, a NEMA Size 0 contactor like the Siemens 40CP32AH is appropriate. Always verify the contactor's rated current and voltage match your motor nameplate and application duty cycle.
Used in
Common applications for SiemensSiemens Products
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.















