Siemens
Siemens 3TS721V31474-1 4 Pole Contactor for Power Applications
Siemens 3TS721V31474-1 4 Pole Contactor
● In Stock
12-Mo Warranty
Same-Day Dispatch
Ships Worldwide
🎖 Veteran-Owned
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Response within 1 business hour
12-month warranty
All units tested
Same-day dispatch
Order by 2pm CST
Worldwide delivery
US, EU, Asia, Middle East
Veteran-owned
CAGE: 9NK75
Reliable switching for AC-1 and AC-3
Flexible mounting options
Robust construction
Suitable for motor control
Double break parallel bridge contact system
Product description
The Siemens 3TS721V31474-1 is a 4-pole contactor designed for power applications. It ensures reliable switching operations for AC-1 (resistive load) and AC-3 (motor) utilization categories.
This contactor is suitable for various industrial uses, including motor control, power distribution, and as a component in control panels for machinery. Its robust construction and reliable electrical switching capabilities make it a dependable choice for demanding environments.
Source your Siemens 3TS721V31474-1 contactor from Stanlo Automation, a veteran-owned distributor committed to providing quality industrial parts with exceptional service.
Technical specifications
| Poles | 4 |
| Utilization Category | AC-1, AC-3 |
| Mounting | DIN Rail, Screw Mounting |
| Contacts | Varies by configuration (e.g., 1 NO/1 NC auxiliary) |
| Coil Voltage | Varies (e.g., 230V AC) |
Common applications
Motor control centers
Power distribution panels
Industrial machinery
Automation systems
HVAC control
Compatible systems
Used in various industrial control panels and automation systems.
Also known as
Siemens 3TS Contactor
4-Pole Power Contactor
3TS721V31474-1 Contactor
Replaces / compatible with
Replaces older Siemens contactor models in the 3TS series requiring similar specifications.
Technical note
Expert tip
Ensure correct coil voltage is selected for the intended application to prevent damage.What happens next?
1
Email confirmation
Immediate receipt acknowledgment sent to you
2
Account manager assigned
Confirms your part's spec and condition
3
Your quote delivered
Tailored to your specific requirements
Frequently asked questions
What are the main applications for the Siemens 3TS721V31474-1 contactor?
The Siemens 3TS721V31474-1 is primarily used for switching resistive loads (AC-1) and squirrel-cage motors (AC-3) in industrial automation, motor control centers, and power distribution systems.