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Wraparound Maintenance Bypass Switch | 80A Capacity | 15kVA Power Rating | Bottom Entry | Black by Eaton

BRAND: Eaton
SKU: MBS31SB80BW
$5,121.50 List price: $6,382.20
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The Wraparound Maintenance Bypass Switch features an 80A capacity and 15kVA power rating—ideal for data centers and industrial applications. Built for seamless power management, it supports three-phase input and single-phase output with zero transfer time for uninterrupted service.

Product Name/Title: Wraparound Maintenance Bypass Switch | 80A Capacity | 15kVA Power Rating | Bottom Entry | Black by Eaton

Brand: Eaton

SKU: MBS31SB80BW

Alternatively Known As: Maintenance Bypass Switch, MBP Bypass Enclosure, Eaton Bypass Panel, UPS Maintenance Bypass

Technical Specifications
  • Input nominal voltage: 230V default (220/230/240V)
  • Input voltage range: 192-264 V
  • Output nominal voltage: 230V default (220/230/240V)
  • Output voltage range: 192-264 V
  • Nominal frequency: 50-60 Hz
  • Input frequency range: 50Hz-60Hz
  • Output frequency: 50-60 Hz
  • Phase (input): Three-phase
  • Phase (output): Single-phase
  • Electric current - max: 80A
  • Feed type: 2
  • Transfer time: 0 ms
  • Input connection: Hardwired/fixed connection
  • Communication: Voltage-free relay interlock
  • Potential free switch contact: Yes
  • Altitude operating range: 0-1500m (0° to 40°C), 1500-3000m (0° to 35°C)
  • Construction type: Free standing model
  • Color: Black
  • Dimensions (H x L x W): 492mm x 272mm x 368mm
  • Weight: 15 kg
Key Features
  • Wraparound maintenance bypass enclosure with dual input
  • Supports three-phase input and single-phase output
  • 80A maximum electric current capacity
  • 15kVA power rating
  • Bottom entry with 35mm² cable capacity
  • Hardwired/fixed input connection
  • Voltage-free relay interlock for communication
  • Potential free switch contact included
  • Zero transfer time (0 ms) for seamless switching
  • Free standing model in black color
Professional Installation Requirements
  • Professional installation by a qualified electrician is required to ensure compliance with electrical safety standards and proper integration with existing systems.
Applications
  • Data centers and server rooms requiring maintenance bypass
  • Industrial and commercial electrical systems
  • UPS systems integration for uninterrupted power supply
Standards & Compliance
  • AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
  • Enables maintenance without power interruption, reducing downtime and energy waste
  • Supports efficient power management in critical systems
Warranty Information

1 Year standard factory warranty.

Available Now

The Eaton Wraparound MBS Maintenance Bypass Enclosure is available now for immediate purchase. Ideal for industrial, commercial, and data center applications requiring reliable power bypass solutions.

Product specifications (skuPage.MBS31SB80BW.pdf, 82 Kb) [Download]