Home › Manufacturers › Siemens › 3RW4026-2TB05

Siemens

Siemens SIRIUS 3RW4026-2TB05 Soft Starter (S0, 25A)

Siemens SIRIUS 3RW4026-2TB05 S0 soft starter, 25A, 15kW.

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

In Stock — Ready to Ship

ManufacturerSiemens

Part number3RW4026-2TB05

SIRIUS Series 3RW40

Size S0

Current Rating 25 A

Motor Power 15 kW (at 500V)

Get a price for 3RW4026-2TB05

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

Soft start capability 25A current rating Thermistor motor protection 400-600V AC operating voltage 24V AC/DC control voltage Spring-type terminals

Product description

The Siemens 3RW4026-2TB05 is a SIRIUS soft starter with a size S0 rating, designed for motor control applications. It handles a current of 25A and is suitable for motors up to 15kW at 500V. The operating voltage range is 400-600V AC, and it features built-in thermistor motor protection. The starter operates at 40°C and utilizes spring-type terminals for secure connections.

This soft starter is ideal for reducing mechanical stress on machinery during motor startup, extending equipment life. It's commonly used in pumps, fans, compressors, conveyors, and other industrial machinery where smooth acceleration is required to prevent damage and save energy.

Source the Siemens 3RW4026-2TB05 from Stanlo Automation. As a veteran-owned surplus parts distributor, we provide reliable industrial automation components to keep your operations running efficiently.

Technical specifications

SIRIUS Series	3RW40
Size	S0
Current Rating	25 A
Motor Power	15 kW (at 500V)
Voltage Range	400-600 V AC
Control Voltage	24 V AC/DC
Protection	Thermistor motor protection
Terminals	Spring-type

Common applications

Motor control

Pump systems

Fan control

Conveyor systems

Industrial machinery

Compatible systems

AC motors up to 15kW, Siemens control systems

Also known as

Siemens SIRIUS soft starter S0

Replaces / compatible with

A direct replacement for Siemens SIRIUS 3RW40 soft starters in the S0 size range with similar electrical specifications.

Technical note

Expert tip

The 24V AC/DC control voltage requires a separate power source, and the spring-type terminals ensure a vibration-resistant connection for reliable motor control.

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 motor protection features are included with the Siemens 3RW4026-2TB05?

The Siemens 3RW4026-2TB05 SIRIUS soft starter includes integrated thermistor motor protection to safeguard the motor from overheating. It operates with a 24V AC/DC control voltage.