Medium Duty Battery Selector Switch with Key Lock
Mouse Over to Zoom
Click to Enlarge

PERKOMedium Duty Battery Selector Switch with Key Lock


In stock online.
Only 2 in stock!

Add extra coverage from the date of purchase beyond the manufacturer’s warranty.  View Details

Model # 115081 | Mfg # 8502DPUPC # 85226559624


Medium Duty Battery Selector Switch with Key Lock

Name Value
Amperage 250 Amps
Color Red
Dimensions 5 1/4" Diameter x 2 5/8" Depth
ISO Approved UL Listed
Type Switch: Off/1/All/2
Voltage 6 to 32 Volts DC
Warranty Details Five Years

Product Overview

PERKO Medium Duty Battery Selector Switch with Key Lock

A tried and true design for a wide variety of applications.

Perko’s medium duty battery selector switches are super versatile. Because they are ignition protected, this switch can be installed almost anywhere, including engine rooms of gasoline powered boats. Compatible with 6V to 50V systems.

Key Features

  • Make before break feature allows switching between “1” “All” and “2” while the engine is running
  • Locking feature for added security against theft or protection while servicing the DC system
  • Fiber reinforced polycarbonate construction
  • Easy turn knob
  • Ignition protected
  • Five-year warranty


  • Switch Type: Dual Battery switch disconnect
  • Switch Positions: 4
  • Battery Combine: Yes
  • Alternator Field Disconnect: no
  • Maximum Voltage: 6V-50V
  • Continuous Rating: 250A
  • Intermittent Rating (duration): 360A
  • Cranking Rating (30Sec): N/A
  • Battery Inputs: 2
  • Cable Size to meet ratings: N/A
  • Mounting Holes: # 10 Screws
  • Terminal Stud size: 5/16"
  • Dimensions: 5 ¼"dia x 2 5/8" D
  • Weight: 1 Lb. (estimated)
  • Approvals: UL Listed, CE


The West Advisor articles have answered boaters' questions and provided solutions to boating problems for more than 20 years. West Marine has compiled one of the Web's most comprehensive collections of technical boating information articles.

Related West Advisor Articles


Product Q & A