Home › Manufacturers › Siemens › 3TX7402-3R

Siemens

Siemens 3TX7402-3R RC Element Surge Suppressor

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

In Stock — Ready to Ship

ManufacturerSiemens

Part number3TX7402-3R

Type RC element surge suppressor

Voltage AC 24-48 V (50/60 Hz)

Voltage DC 24-70 V

For Use With Contactors size S0-S2

Get a price for 3TX7402-3R

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

RC element surge suppression Integrated cable spacer Mounts to contactor coil terminal Protects contactor coils Wide voltage range (AC/DC)

Product description

The Siemens 3TX7402-3R is a surge suppressor featuring an RC element with a cable spacer. It is designed for mounting to the coil terminal of contactors size S0-S2, operating at 24-48 V AC (50/60 Hz) or 24-70 V DC. This suppressor effectively dampens voltage surges, protecting the contactor coil.

This surge suppressor is essential for extending the lifespan of contactor coils in industrial applications such as motor control, HVAC systems, and pump controls. It ensures reliable operation by mitigating electrical disturbances.

Source your Siemens 3TX7402-3R surge suppressor from Stanlo Automation. As a veteran-owned surplus parts distributor, we offer reliable components, competitive pricing, and efficient service to meet your industrial needs.

Technical specifications

Type	RC element surge suppressor
Voltage AC	24-48 V (50/60 Hz)
Voltage DC	24-70 V
For Use With	Contactors size S0-S2
Features	Cable spacer, Mounts to coil terminal
Operating Temperature	-25 to +55 °C

Common applications

Motor control

HVAC systems

Pump controls

Contactor protection

Industrial automation

Compatible systems

Siemens contactors size S0-S2

Also known as

Siemens 3TX7402-3R SIRIUS Surge Suppressor

Replaces / compatible with

Designed for Siemens contactors of size S0-S2.

Technical note

Expert tip

Proper installation on the coil terminal is essential for the effective functioning of the RC element in suppressing surges.

What happens next?

Email confirmation

Immediate receipt acknowledgment sent to you

Account manager assigned

Confirms your part's spec and condition

Your quote delivered

Tailored to your specific requirements

Frequently asked questions

What is the voltage range for the Siemens 3TX7402-3R surge suppressor?

The Siemens 3TX7402-3R surge suppressor operates within a voltage range of 24-48 V AC (at 50/60 Hz) and 24-70 V DC. This versatility allows it to be used in various control systems requiring these voltage levels.