Call Us Today
01706 242050
Trade Portal
SV9666.430 Rittal Air circuit-breaker module (ISV) 1 WU (250mm) 2 U (300mm)

SV9666.430 Rittal Air circuit-breaker module (ISV) 1 WU (250mm) 2 U (300mm)

Rittal SV 9666.430 air circuit-breaker module for ISV distribution systems, designed to accommodate compatible ABB, Eaton, Schneider Electric and Siemens circuit-breakers up to 250 A in a 250 × 300 mm modular format.

SKU: SV9666.430Alt SKU: 9666430MPN: SV9666.430
Price
List Price £72.20 ex VAT
Your Price (ex VAT)
£72.20
Manufacturer Lead Time Please contact us for a delivery time before you order
Get the best trade prices Trade exclusive

Create a trade account to unlock exclusive pricing, special offers and more.

Sign up for a trade account Quick & easy setup
SUBTOTAL (EX VAT) £72.20
Trade pricing is personalised to your account

Manufacturer Lead Time

£72.20

Why Choose the Rittal SV 9666.430 Air Circuit-Breaker Module?

The Rittal SV 9666.430 is an air circuit-breaker module for ISV distribution systems, designed to accommodate standard circuit-breakers from leading manufacturers within structured low-voltage power distribution assemblies. As part of the Rittal SV / Ri4Power ISV system, it provides a professional mounting solution for circuit-breakers rated up to 250 A.

Designed for compatibility with selected circuit-breakers from ABB, Eaton, Schneider Electric and Siemens, the SV 9666.430 allows panel builders to integrate widely used protective devices into a modular Rittal distribution enclosure. Compatible models include ABB T1, T2 and T3, Eaton NZM1, NZM2, BZM B1 and BZM B2, Schneider Electric NSX100, NSX160 and NSX250, and selected Siemens circuit-breakers.

The module measures 250 mm wide × 300 mm high, corresponding to 1 WU and 2 U within the ISV modular system. Its polystyrene cover is finished in RAL 7035 and prepared for lead sealing, while the zinc-plated sheet steel support rail provides a robust mounting platform for compatible circuit-breakers.

Key Advantages

  • Designed for circuit-breakers rated up to 250 A.
  • Compatible with selected ABB, Eaton, Schneider Electric and Siemens circuit-breakers.
  • Purpose-designed for integration into Rittal ISV distribution systems.
  • Compact 1 WU × 2 U modular format simplifies distribution panel layouts.
  • Lead-sealable cover helps provide controlled access to installed switchgear.
  • Zinc-plated sheet steel support rail provides robust equipment mounting.

Key Features

  • Rittal SV / Ri4Power ISV circuit-breaker module.
  • Suitable for circuit-breakers up to 250 A.
  • 1 WU (250 mm) width unit.
  • 2 U (300 mm) height units.
  • Compatible with selected ABB T1, T2 and T3 circuit-breakers.
  • Compatible with selected Eaton NZM and BZM circuit-breakers.
  • Compatible with Schneider Electric NSX100, NSX160 and NSX250 circuit-breakers.
  • Compatible with selected Siemens 3RV, VL and VT circuit-breakers.
  • Polystyrene cover finished in RAL 7035.
  • Zinc-plated sheet steel support rail.
  • Cover prepared for lead sealing.
  • Supplied with assembly parts.

Reliable Circuit-Breaker Integration for Power Distribution

Circuit-breaker modules provide a structured method of incorporating protective switchgear into low-voltage distribution assemblies. By using a modular mounting arrangement, panel builders can position circuit-breakers securely while maintaining an organised enclosure layout that supports installation, inspection and maintenance.

The Rittal SV 9666.430 supports a broad selection of commonly used circuit-breakers from major switchgear manufacturers. Its dedicated ISV dimensions simplify integration into compatible Rittal distribution enclosures, while the sealable cover provides additional protection against unauthorised access to the installed circuit-breaker.

Typical Applications

  • Rittal Ri4Power ISV distribution systems.
  • Low-voltage power distribution assemblies.
  • Industrial switchgear and control panels.
  • Commercial building electrical distribution.
  • Machine and production-line power distribution.
  • Panel building with ABB, Eaton, Schneider Electric or Siemens circuit-breakers.

Technical Specifications

Accessory Type IT / 19" Accessories
Manufacturer Rittal
Series SV / Ri4Power ISV
Model SV 9666.430
Product type Air circuit-breaker / circuit-breaker module
Circuit-breaker capacity Up to 250 A
Width 250 mm
Height 300 mm
Width units 1 WU at 250 mm
Height units 2 U at 150 mm each
Cover material Polystyrene
Support rail material Zinc-plated sheet steel
Colour RAL 7035
Compatible ABB models T1, T2, T3
Compatible Eaton models NZM1, NZM2, BZM B1, BZM B2
Compatible Schneider Electric models NSX100, NSX160, NSX250
Compatible Siemens models 3RV13 53, VL160(X), VL250, VT1, VT2
Supply includes Assembly parts
Pack quantity 1 piece
Net weight 1.2 kg
Gross weight 1.297 kg
EAN 4028177676381
Customs tariff number 85365019
ETIM 9 EC001893
ECLASS 8.0 27400608

Frequently Asked Questions

What is the Rittal SV 9666.430 used for?

The SV 9666.430 is designed to accommodate compatible circuit-breakers rated up to 250 A within Rittal ISV electrical distribution systems.

Which circuit-breaker manufacturers are compatible with the SV 9666.430?

The module is designed for selected circuit-breakers from ABB, Eaton, Schneider Electric and Siemens, including ABB T1-T3, Eaton NZM1/NZM2 and BZM B1/B2, Schneider Electric NSX100-NSX250 and selected Siemens models.

What are the dimensions of the Rittal SV 9666.430?

The module measures 250 mm wide × 300 mm high, corresponding to 1 WU and 2 U in the Rittal ISV modular system.

What is the maximum circuit-breaker rating for this module?

The Rittal SV 9666.430 is intended for compatible circuit-breakers rated up to 250 A.

Is the circuit-breaker supplied with the SV 9666.430?

No. The circuit-breaker is not included with the module. The SV 9666.430 is supplied with the relevant assembly parts for installation within a compatible Rittal ISV system.

Trusted by Electrical Panel Builders Worldwide

Rittal SV and Ri4Power ISV components provide electrical engineers and panel builders with a modular platform for integrating protective switchgear into organised, dependable and service-friendly low-voltage distribution systems.

● Service Agreements

Credit Accounts

Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.

 Priority sourcing and supply support

 Flexible payment terms for qualifying organisations

 Support for engineering, maintenance, and operations

500 +

Stock lines ready to ship

1,000 +

Same day dispatches

3500 +

Customers supported

28 

Trusted Manfacturers

● frequently asked questions

Common questions about our products and support

 

At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.

What product ranges do you supply

We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products. 

Can you help specify the correct part?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

Do you have stock for urgent orders?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What are your delivery times and costs?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What about warranties, returns and faulty items?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

● latest blog

Discover  our latest insights and
expert advice

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

by | Aug 11, 2026 |

LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.

LED Controls: Danfoss Drives Authorised Partner

LED Controls: Danfoss Drives Authorised Partner

by | Jan 17, 2026 |

2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...

LED Controls: Your Complete Control Panel Solution

LED Controls: Your Complete Control Panel Solution

by | Jan 17, 2026 |

2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...