Alternators, Battery Disconnect Switches, Electrical Accessories
178
250 amp Battery Disconnect Safety Switches
FR1044LED Big Switch Battery Disconnect
with LED Indicator
The Big Switch is now available with an illuminated LED that provides a visual cue
that easily identifies whether the switch and electrical system are ON or OFF for
proper shut down procedure.
• LED Indicator Light - Clear indicator that system is ON or OFF
• Rated Capacity 2500 Amps / 250 continuous
• Stainless Steel Fasteners for corrosion resistance
• Waterproof
• Silver-plated copper internal contact plates
Part No. Description
• M10 studs
FR1044LED Big Switch Battery Disconnect
• Lock-out feature enables use of padlock
for OSHA Lock-out/Tag-Out compliance
regulation 1910.147
Note: Terminals on battery disconnect
switches are live parts of the electrical system
and should be treated just like battery terminals.
Covers are recommended,
but not included, for each kit.
Contact your vehicle’s manufacturer to
determine proper placement and suitability.
Steel pin functions as
a dual tab to lock the
spring-loaded stem in the
open and closed position
The dual spring-loaded
plunger prevents circuit
interruption from shock
and vibration
Silver plated copper is
integral with the plunger
for positive circuit
completion
Rubber O-Ring
provides a
waterproof seal
Marine coated
Aluminum
Gasket and O-Ring
provide a waterproof
seal to prevent
contamination
Terminal Isolator between
the terminals prevents
accidental arcing
Nickel Plated Brass
Corrosion-Resistant
fasteners
with LED Indicator
FR1008LED Lock-Out Bracket and LED
Indicator only (for retrofit to
existing “Big Switch”)
FR1043 350 AMP
Battery Disconnect Safety Switch
HD Amp Battery Disconnect Switch with Terminal Covers
This heavy-duty battery disconnect switch, with larger diameter terminal studs,
is ideal for Class 8 Trucks, RVs, Chippers and other construction vehicles.
Clip on terminal covers are designed to protect against arcing. Proprietary
brass attaching nut allows 180 degree rotation. Higher Amp capacity – 2500
amps/350 continuous.
• Waterproof
• Silver plated copper internal contact plates
• Increased insulation to H Class rating
• Larger diameter studs – .4725 inch (M12)
• Longer studs – 1.25" to allow easier double cable connection
• Stainless Steel Fasteners for corrosion resistance
• LED option: Illuminated LED indicates whether system is on or off
• Lock-out option: Enables use of padlock for security