Siemens MBKVA41B Strap Kit – RP1 Panel – 3 Phase – 125A Max – BL/BQD/XGB/3VA4 Compatible

The Siemens MBKVA41B is a strap kit designed for use with RP1 panelboards, providing secure mounting and connection support for main or subfeed circuit breaker applications. Rated up to 125A, this kit is intended for 3-phase systems and ensures reliable integration of compatible Siemens breaker types within panelboard assemblies.

This strap kit is compatible with BL, BQD, XGB, and 3VA4 circuit breakers and includes an adapter specifically for BL/BQD applications. It is engineered to replace all previous BL/BQD/XGB strap kit versions, offering improved compatibility and simplified installation across Siemens RP1 systems.

Built for durability and long-term electrical performance, the MBKVA41B ensures proper mechanical support and secure installation of breaker assemblies in commercial and industrial power distribution environments.

Specifications

• Brand: Siemens Breakers
• Part Number: MBKVA41B
• Category: Strap Kit / Mounting Hardware
• Type: Breaker Strap Kit
• Panel Type: RP1 Panelboard Systems
• Configuration: Main or Subfeed Breaker Support
• Amperage Rating: 125A Maximum
• Phase: 3 Phase
• Voltage System: Low Voltage Distribution

Compatibility

• Breaker Types Supported:
  • BL Series
  • BQD Series
  • XGB Series
  • 3VA4 Series
• Includes Adapter:
  • BL/BQD compatibility adapter included
• Replaces: All previous BL/BQD/XGB strap kits

Construction

• Heavy-duty industrial strap assembly
• Precision-fit mounting components
• Durable metal construction for long service life
• Designed for Siemens RP1 panel integration
• Enhanced compatibility design for multiple breaker families

Functions

• Circuit breaker mounting support
• Mechanical stabilization for main/subfeed breakers
• Electrical panelboard integration
• Secure alignment of compatible Siemens breakers
• Retrofit and replacement application support

Applications

• Commercial electrical distribution systems
• Industrial RP1 panelboards
• Main service entrance installations
• Subfeed breaker applications

Returns are easy

You may return items within 30 days of delivery for a refund.

FREE Shipping on orders over $149.

My Circuit Breakers offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).

Same Day Shipping

We strive to ship out your items within one business day.

In rare circumstances, My Circuit Breakers may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.

My Circuit Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer). Extended warranties are available upon request.