Menu
Blue Sea Systems
  • Products
    • Power Conversion
      • Battery Chargers
      • USB Chargers
      • Connectors
      • Dimmers
      • Air Brake Compressors
    • Automatic Charging Relay
      • Non-Critical Load Disconnects
      • Automatic Charging Relays
    • Battery Switches
      • Manual Battery Switches
      • Battery Management Panels
      • Remote Battery Switches
    • Solenoids
      • L-Series
      • ML-Solenoids
    • BusBars and Insulators
      • BusBars
      • Terminal Blocks
      • PowerPost Connectors
      • Feed Through Connectors
      • Insulators
      • Cable Clams
    • Fuses and Fuse Blocks
      • Fuses
      • Fuse Holders
      • Fuse Blocks
    • Circuit Breakers
      • Push Button Reset-Only
      • Medium Duty
      • 285-Series
      • 187-Series
      • A-Series
      • C-Series
      • ELCI and GFCI
      • UL-489
      • ATO-ATC Style Low Profile
      • Marine Grade Short Stop
      • Surface Mount System
      • Circuit Breaker Blocks
      • Accessories
    • Panels
      • DC Panels
      • AC Panels
      • ACDC Panels
      • Custom Panels
      • Panel Accessories
      • Labels
    • Meters
      • Analog Meters
      • Digital Meters
      • OLED Digital Monitors
      • Mini OLED Digital Monitor
      • Clamp
      • Shunts
      • Accessories
    • Switches
      • Contura Switches
      • Toggle Switches
      • Rocker Switches
      • Push Button Switches
      • Rotary Switches
      • Accessories
  • Where to Buy
  • Support
    • Technical Help
      • Articles
      • Reference
      • Documents
    • System Diagrams
    • Marketing Materials
      • Catalog
      • Apparel
      • Posters
      • Product Guides
      • Sales Sheets
      • Product & Price Lists
      • Product Images
    • Newsroom
      • Press Room
      • Newsletters
      • News Releases
    • ABYC C7 Compliance
    • Warranty Registration
    • Authorized Internet Reseller Program
  • About Us
  • Circuit Wizard
  • Panel Wizard
  • Order Labels
    • Browse Labels
  • View Catalog

HD-Series Heavy Duty Selector Battery Switch

3002
Product Image
Where to Buy TECH Installer

Features

Switches isolated battery banks to all loads or combines battery banks to all loads
  • Make-before-break contact design allows switching between battery banks without power interruption
  • Ignition protected—safe for installation aboard gasoline powered boats
  • Case design allows surface or rear panel mounting
  • Accepts two 4/0 AWG (95mm²) battery cables

Documents

Installation

pdf fileInstructions jpg fileMounting Diagram

Reference

none fileBattery Management Wiring Schematics for Typical Applications pdf fileM-Series, E-Series, and HD-Series Battery Switch Operation Diagrams

Articles

none fileThe Benefit of Serrated Flange Nuts

Marketing Materials

pdf fileManual Battery Switches

Product Certificates

pdf fileDeclaration of Conformity for PN 3002 pdf fileCE Certificate for E-Series and HD-Series Battery Switches

Frequently Asked Questions

Q: Do the battery switches switch the negative?

A:
In most cases no. The most common battery systems switch the positives and bus the negatives

Q: Can I use battery protectant on my Blue Sea Systems Battery Switch and if so, what type?

A:
Yes, a marine grade protectant applied according to its instructions is acceptable.

Q:
Can I use battery protectant on my Blue Sea Systems Battery Switch and if so, what type?

Can't find your answer?

Contact Tech Support
Subscribe to Newsletter Contact Us Our Product Guarantee
Privacy Policy Terms of Use Accessibility Statement
Facebook Twitter
©2006-2026 Blue Sea Systems