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3RT2037-1NB30 - power contactor, 65 A, 3-pole, 20-33 V AC/DC with integrated varistor, auxiliary contacts 1 NO + 1 NC - siemens

Cat No.	3RT2037-1NB30
Category	Power Contactor
Stock	In Stock
Condition	Brand New, Sealed Packaging
Product Type	Power Contactor

Please contact us for the exact delivery timeline

In Stock — 2 Qty

$417.05

Quantity	Expected Delivery
2 Units	25 Business Days

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Technical Specification

SIEMENS 3RT2037-1NB30 Power Contactor Technical Specification

Power Contactor
AC1 Rating	80A
AC3 Rating	65A
Coil Voltage	20-33vac/dc
Inbuilt Auxiliary Contact	1NO+1NC
Model	3RT
No of Pole	3P
Range of Product	—

Product Details

Siemens 3RT2037-1NB30 - power contactor, AC-3e/AC-3, 65 A, 30 kW / 400 V, 3-pole, 20-33 V AC/DC, 50/60 Hz, with integrated varistor, auxiliary contacts: 1 NO + 1 NC, screw terminal, size: S2. We are dedicatedly involved in providing an excellent quality products at Electrihub.

Product Dimensions

SIEMENS 3RT2037-1NB30 dimensions and weight

Dimensions (L × W × H)

Length 7.75 cm

Width 15.31 cm

Height 17.75 cm

Weight

Net Weight 1.11 kg

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

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Frequently Asked Questions for 3RT2037-1NB30

The Siemens 3RT2037-1NB30 power contactor offers high electrical endurance, robust contact design, reliable AC 3/AC 4 duty performance, low power consumption coils, and compatibility with Siemens overload relays and motor starters.

It is used in motor control centers, industrial machinery, pumps, compressors, HVAC equipment, and power distribution systems for switching and controlling electrical loads.

It provides fast, reliable switching of motors and resistive loads while minimizing arc formation, ensuring long service life and stable operation under frequent switching conditions.

Check coil voltage, utilization category, motor kW rating, AC 3 current rating, auxiliary contact requirement, and compatibility with Siemens overload relays.

Ensure correct DIN/panel mounting, tight terminal connections, proper coil wiring, and follow Siemens wiring diagrams for safe integration into control circuits.

Pricing varies depending on current rating, coil voltage, and configuration. Visit Electrihub for updated Siemens power contactor prices and availability.

The official Siemens datasheet for 3RT2037-1NB30 is available on Electrihub, including wiring diagrams, dimensions, and operational specifications.

The price of SIEMENS 3RT2037-1NB30 Power Contactor 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

3.9

7 reviews

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Deepak Joshi Mar 18, 2026

Using 3RT2037-1NB30 for 3-phase motor application, coil operation is smooth and contact response is precise.

Nitin Agarwal Mar 18, 2026

Installation of 3RT2037-1NB30 was straightforward, terminals are well designed and easy to wire.

Lisa Anderson Dec 2, 2025

Our power control systems benefit from SIEMENS 3RT2037-1NB30 superior performance and reliability. The 3RT2037-1NB30 operates smoothly with excellent electrical characteristics and consistent switching behavior.

David G. Dec 2, 2025

Professional grade 3RT2037-1NB30, highly dependable power contactor.

Sophie F. Dec 2, 2025

Our industrial facility's power control has been significantly enhanced with SIEMENS 3RT2037-1NB30 installation. The 3RT2037-1NB30 precise switching mechanism, reliable operation, and excellent build quality make this an ideal choice for demanding applications.

Sarah N. Dec 2, 2025

Ingrid S. Dec 2, 2025

Superior 3RT2037-1NB30 contactor with excellent electrical performance.

Related Categories

Contactors and Contactor Relays Auxiliary Contactors Capacitor duty contactor Earth Leakage Relay Motor Management Accessories Motor Protection Relay Motor Starter MPCB MPCB Accessories Over Load Relay Overload Relays Accessories Power Contactor Power Contactor Accessories Protective Relays Protective Relays Accessories

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3RT2037-1NB30 - power contactor, 65 A, 3-pole, 20-33 V AC/DC with integrated varistor, auxiliary contacts 1 NO + 1 NC - siemens

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Product Overview

Frequently Asked Questions for 3RT2037-1NB30

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