• Newmar 2-3-120 Battery Isolator
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Newmar Power

Newmar 2-3-120 Battery Isolator

Newmar 2-3-120 Battery Isolator

OM-NEWMARPOWER-23120-23120

$492.33
$653.00 $492.33
Sale
FREE Standard Shipping On every U.S. order — no minimum. Faster delivery options are available at checkout for qualifying orders.

Low stock: 1 left
Free standard shipping · every U.S. order, no minimum
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Genuine product · full manufacturer warranty
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Overview

The Newmar Power 2-3-120 Battery Isolator manages charging for three battery banks from two alternator sources. It helps prevent one battery from discharging into another while allowing each battery to receive charge according to its need.

  • Model: 2-3-120
  • Alternator sources: 2
  • Battery banks: 3
  • Maximum amperage input capacity: 120
  • For negative ground DC systems
  • Rated for systems up to 48 volts DC
  • Heavy-duty construction
  • Conservatively rated diodes
  • Rust-proof anodized aluminum heat sink case
  • Stainless steel mounting hardware included
  • Protective terminal covers included
  • Stud terminal size: 6mm
  • Dimensions: 12.5 x 4.5 x 3.1 inches
  • Weight: 5 lbs.
  • Operating temperature: -40 to +80 degrees
  • Duty cycle: continuous rating to 50 degrees C; derate linearly to 70% at 80 degrees C
  • Temperature rise: 5 degrees C at full rated current; mount vertically for optimum cooling
  • Voltage drop: 0.7V at 50% load, 0.9V at full load
  • Not compatible with self-exciting alternators; alternator must have an external excitation lead

Specifications

BrandNewmar Power
Manufacturer part #2-3-120
Boxed dimensions13 x 5 x 4 in
Shipping weight5.25 lb

Shipping & returns

Free standard shipping

Standard shipping is free on every U.S. order — no minimum. Need it faster? Faster delivery options are available at checkout for qualifying orders. In-stock orders ship quickly with tracking; oversized and freight items may ship separately and can take a little longer. International rates are calculated at checkout.

30-day returns

Request a return within 30 days of delivery. Authorized returns are subject to a 15% restocking fee. Return shipping is paid by the buyer; items must be new and in original packaging. See our refund policy.

Authorized dealer

OutdoorsMarine is an authorized Newmar Power dealer. Every product is genuine and backed by the full manufacturer warranty.

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