S3VA53T2D - 400 Amp Max. Rated Mounting Kit

S3VA53T2D - 400 Amp Max. Rated Mounting Kit

Elevate your P5 Power Panel or switchboard build with the Siemens S3VA53T2D 400 Amp Mounting Kit—a top-tier solution crafted for twin‑mounting 3 VA53 and 3 VA63 circuit breakers. Built tough with US‑made copper straps and rugged hardware, this kit delivers unmatched reliability for commercial and industrial electrical distribution systems. With clear installation aids and NEC‑compliant safety features, it's the streamlined, professional-grade mounting solution your project deserves.

Key Features and Benefits

• Complete Copper Strap Assembly: Designed specifically for twin‑mount 3 VA53/63 breakers, enabling safe 400 A panel installations.
• Seamless Compatibility: Perfect fit for Siemens P5 switchboards and power panels—no guesswork or modifications required.
• Built‑In Bus Extensions & Phase Barriers: Ensures code‑compliant separation, reducing risk during high‑voltage operation.
• Packed with Essentials: Includes neutral lug assemblies, mounting brackets, fasteners, filler plates, circuit ID holders, and a cover plate—making it a plug‑and‑play solution.
• Streamlined Installation: From phase identification to securing cover plates, this kit cuts down labor time while delivering clean results.

Technical Specifications

• Rated Amperage: Up to 400 A
• Compatible Breaker Frames: Siemens 3 VA53 & 3 VA63
• Mounting Configuration: Twin‑mounting in P5 panel or switchboard
• Material: High‑conductivity copper straps with robust mounting hardware
• Estimated Weight: ~20 lb (9.1 kg)
• Panel Space Requirement: Minimum 6.25 in of dead‑front unit space

Material Compliance and Certifications

• Made in USA: Proudly Made in the USA under Siemens' stringent quality controls, meeting REACH test criteria without using SVHC (Substances of Very High Concern).
• Export Class: Export-Class EAR99—ideal for both domestic and international installations.
• RoHS Ready: RoHS-ready under Siemens procedures, ensuring low‑hazard environmental performance.

Suitability

• Industrial Distribution Systems – A reliable, NEC-compliant solution for high-capacity units.
• Commercial Electrical Builds – Ideal for busy construction and retrofit environments with tight timelines.
• Motor Control and Panel Shops – Perfect for integrating twin breakers within standard P5 power assemblies.
• Electricians & Controls Engineers – Simplifies panel builds and reduces installation errors, thanks to clear component layout and included hardware.