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3RW4038-1BB04
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3RW4038-1BB04
SIEMENS
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3RW4038-1BB04 - SIRIUS soft starter S2 72 A, 37 kW/400 V, 40C 200-480 V AC, 24 V AC/DC Screw terminals - siemens

Cat No. 3RW4038-1BB04
Category Soft Starters
Stock Back Ordered
Condition Brand New, Sealed Packaging
Product Type Soft Starters

Back Ordered

$2,155.66

Lead Time: 25 Working Days.

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Technical Specification

SIEMENS 3RW4038-1BB04 Soft Starters Technical Specification

Soft Starters
Accessories -
Control -
Control Voltage 24Vac/dc
Current Rating 62A
kW Rating —
Model No 3RW40
Overload Inbuilt Overload
Type Digital Soft Starters

Product Details

Siemens 3RW4038-1BB04 - SIRIUS soft starter S2 72 A, 37 kW/400 V, 40 èš“ 200-480 V AC, 24 V AC/DC Screw terminals. We are dedicatedly involved in providing an excellent quality products at Electrihub.

Product Dimensions

SIEMENS 3RW4038-1BB04 dimensions and weight

Dimensions (L × W × H)
Length 20 cm
Width 10 cm
Height 17 cm
Weight
Net Weight 1.3 kg

Dimensions are approximate. For precise dimensional drawings, contact us.

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Product Overview

Siemens 3RW4038-1BB04 - SIRIUS soft starter S2 72 A, 37 kW/400 V, 40 èš“ 200-480 V AC, 24 V AC/DC Screw terminals. We are dedicatedly involved in providing an excellent quality products at Electrihub.

Frequently Asked Questions for 3RW4038-1BB04

The Siemens 3RW4038-1BB04 soft starter offers controlled motor starting, reduced inrush current, torque control, built in protection functions, and compatibility with Siemens motor control systems. It enhances motor life and improves energy efficiency.
It is used in industrial machinery, pumps, compressors, conveyors, HVAC systems, and applications requiring smooth motor acceleration and deceleration.
It limits mechanical stress by gradually increasing voltage, reducing shock loads, preventing belt slippage, and providing smooth stopping to protect connected equipment.
Check motor kW rating, current rating, supply voltage, control method, protection class, overload capability, and communication needs (if required).
Ensure correct wiring of line/load terminals, proper heat dissipation clearance, overload relay coordination, and adherence to Siemens installation manuals.
Pricing varies depending on kW rating, features, and model series. Visit Electrihub for updated Siemens soft starter pricing and offers.
The official Siemens datasheet for 3RW4038-1BB04 is available on Electrihub, including wiring diagrams, specifications, and setup guidelines.
The price of SIEMENS 3RW4038-1BB04 Soft Starters depends on specifications, availability, and market conditions. You can check the latest GST-inclusive price on Electrihub India, which provides genuine products, transparent billing, and PAN India delivery.
Yes. RAS Electrihub Private Limited provides PAN India delivery with reliable logistics, safe packaging, and doorstep delivery across all states and union territories.
Yes. RAS Electrihub Private Limited issues GST-compliant invoices and also supports PO-based invoicing for businesses, contractors, and organizations across India.
Yes. RAS Electrihub Private Limited operates as an ISO-certified organization, ensuring quality sourcing, authentic products, and standardized procurement and delivery processes.

Reviews & Ratings

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Sarah M. Dec 5, 2025

Our quality assurance department tested samples of the SIEMENS 3RW4038-1BB04 soft starter from multiple batches. Consistency is excellent. Each 3RW4038-1BB04 unit meets our strict performance specifications for motor control and protection.

Pooja K. Dec 5, 2025

I specified the 3RW4038-1BB04 soft starter from SIEMENS for a major industrial motor control project where motor reliability was absolutely critical. The 3RW4038-1BB04 part delivered flawless performance throughout the entire project lifecycle and into continuous production. Build quality is evident in every detail - from the precise control electronics to the robust housing. The SIEMENS 3RW4038-1BB04 has proven itself invaluable for protecting expensive motors and equipment. This is the soft starter I recommend to all motor control engineers.

Steven H. Dec 5, 2025

Professional SIEMENS 3RW4038-1BB04 soft starter installation.

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