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** Picture is for identification purposes only and may not represent the actual amperage of the product listed **

S3VA53T2D - 400Amp Max. Rated Mounting Kit

  • 400 Amp
  • 3 Pole

Purchase Options: New

S3VA53T2D - 400Amp Max. Rated Mounting Kit Description

S3VA53T2D  - 400Amp Max. Rated Mounting Kit

The Siemens S3VA53T2D is a premium-grade 400 Amp maximum rated mounting kit (strap kit) engineered to securely install Twin-mount 3‑phase 3 VA53 and 3 VA63 circuit breakers in P5 Power Panels and switchboards. Featuring a complete copper strap assembly, this US‑made kit is designed for rugged low-voltage distribution environments, delivering reliable performance and streamlined installation in commercial and industrial setups

Key Features and Benefits

  • Complete copper strap kit designed for 3 VA53/63 400 Amp breakers
  • Enables twin-mount installation in Siemens P5 panels and switchboards
  • Built-in bus extensions and phase barriers support safe, code-compliant assembly
  • Includes mounting brackets, neutral lug assemblies, provision barriers, cover plate, circuit ID holders, fasteners, and filler plates

Technical Specifications

  • Rated Amperage: 400 A maximum
  • Compatible Breakers: 3 VA53 and 3 VA63 frames
  • Intended Mounting: Twin-mount configuration in P5 Power Panels and switchboards
  • Material: High-conductivity copper straps with protective barriers and mounting hardware
  • Weight: Approximately 20 lb (9.1 kg)
  • Requires: 6.25 in of deadfront unit space

Material Compliance and Certifications

  • Manufactured in USA; meets internal Siemens quality control and REACH screening standards, with no listed SVHC materials
  • Export-classified: EAR99; RoHS compliance indicated by Siemens procedures

Suitability

  • Ideal for electricians, controls engineers, and electrical installers working in commercial and industrial applications. It enables safe, NEC-compliant installation of twin breakers in high-capacity distribution panels. Ensure at least 6.25 in of open panelboard space when planning installation


Use of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer. All trademarks and registered trademarks are the property of their respective owners.

Specifications

  • Depth:5.0
  • Height:11.0
  • Width:20.0
  • Poles:3
  • Amperes:400
  • Type:3VA53
  • Additional Notes:* This is a high quality, professionally made, after-market replacement, Mounting hardware kit, specially designed to replace the O.E.M. kit
  • Panel Type:SB1-3 (12.75"D)

Returns are easy

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

FREE shipping on breaker orders over $100 and all other items with orders over $500.

CIRCUIT BREAKER SUPERSTORE® 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, CIRCUIT BREAKER SUPERSTORE® may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.

CIRCUIT BREAKER SUPERSTORE® provides a limited 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer).

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