Best Perko Alternator Field Disconnect 2020

Heavy duty battery switch for use with 6,12, 24, and 32 volt marine electrical systems. Ignition protected. Alternator field disconnect. Rated capacity 450 amps continuous, 1200 amps intermittent (15 seconds on, 5 minutes off) Dimensions: 5-1/4" x 5-1/4" / Depth: 3-3/8".

Battery selector switch for use with 6, 12, 24, and 32 volt marine electrical systems. Rated at 380 amps continuous, 850 amps intermittent (5 minutes on, 5 minutes off). Ignition protected. Alternator field disconnect. 5-1/4" square. 3-3/8" deep.

For use with 12, 24, and 32 volt marine electrical systems. Capacity 250 Amps continuous, 360 Amps intermittent. When used with non-unitized alternators, these models will interrupt the field current (reducing the possibility of damage) if turned "OFF" with the engine running. 5-1/4" Diameter. 2-5/8" depth.

Perko 250 Amp Battery Selector Switch with Alternator Field Disconnect Designed for surface mounting, the Perko Battery Selector Switch has a bright red polycarbonate housing with a large easy-to-turn black knob. The Perko Battery Selector Switch has a number of functions - they allow for a quick and easy way to shut down the entire electrical system in an emergency; this device also permits battery selection (of two or more batteries) for specific purposes, including starting engines, running accessories or even recharging. This device can also facilitate putting batteries in parallel for emergency starting when one or both batteries are substantially discharged. The Alternator Field Disconnect feature offers protection for Non-Unitized Alternators, should the switch accidentally be ... [read more]

For use with 12, 24, and 32 volt marine electrical systems. Capacity 250 Amps continuous, 360 Amps intermittent. When used with non-unitized alternators, these models will interrupt the field current (reducing the possibility of damage) if turned "OFF" with the engine running. 5-1/4" Diameter. 2-5/8" depth.

PERKO HEAVY DUTY BATTERY SELECTOR W/ ALTERNATOR DISC

Medium Duty. For use with two or more batteries and single or dual engine systems. Permit selection between batteries for starting and charging or operation of both batteries in parallel. They allow addition of an extra battery for use with accessories. The "OFF" position also acts as an emergency disconnect in the event of an electrical problem. Ignition protected. Surface mount. For use with systems under 50 volts. Capacity - 250 amps continuous, 360 amps intermittent. Alternator Field Disconnect (AFD) Models, when used with non-utilized alternators, these models will interrupt the field current (reducing the possibility of damage) if turned "OFF" with the engine running. Size": 5-1/4 dia. x 2-5/8 deep.

For use with two or more batteries and single or dual engine systems. They permit selection between batteries for starting and charging or operation of both batteries in parallel. For use with systems under 50 volts. Use two switches for dual engine systems. When used with Non-Unitized Alternators, these models will interrupt the field current (reducing the possibility of damage) if turned "OFF" with the engine running. Capacity: 250 Amps continuous, 360 Amps Intermittent. Dimensions: 5-1/2" dia. , 2-5/8" depth.

Heavy Duty Battery SwitchesIgnition ProtectedFor use with 6, 12, 24 and 32 volt marine electrical systemsCapacity - Rated 450 AMPS continuous,1200 AMPS intermittent (15 seconds on, 5 minutes off)Heavy Duty Battery Disconnect Switchw/ Alternator Field Disconnect

Perko 8503dp Medium Duty Battery Selector Switch W/Alternator Field Disconnect W/O Key Lock Perko Medium Duty Battery Switch W/ Alternator Discon Medium Duty Battery Selector Switches Ignition Protected For use with 12, 24 and 32 volt marine electrical systems Capacity - 250 AMPS continuous, 360 Amp Intermittent Medium Duty Battery Selector Switch w/ Alternator Field Disconnect w/o Key Lock Manufacturer Part Number: 8503DP

Perko is a charter member of the American Boat & Yacht Council, Inc. Perko products feature various certifications and accreditations from the United States Coast Guard, ANAB (ISO9001:2008
Polycarbonate Body with Brass TerminalsIgnition ProtectedFor use with 6 to 50 Volt Marine Electrical SystemsBuilt with quality