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NewMar PT2420U 24V 20A Marine Battery Charger 115/230V Input

Manufacturer

NewMar

<h3>NewMar: Trusted DC Power Solutions for Over Five Decades</h3> <p>NewMar has established itself as a premier manufacturer of high-quality DC power products, bringing more than 50 years of engineering excellence to the automotive, marine, and telecommunications industries. Known for their rugged construction and intelligent charging technology, NewMar products deliver reliable performance in demanding environments ranging from emergency service vehicles to off-shore marine applications.</p> <p>The company's reputation is built on a foundation of innovation and quality control. With complete in-house manufacturing capabilities including CNC machining, PCB design and assembly, and comprehensive function testing, NewMar maintains exacting standards throughout the production process. This vertical integration ensures that every product meets the brand's stringent reliability requirements, making NewMar a trusted choice for professionals who depend on consistent power delivery.</p> <h3>Advanced Battery Charging Technology</h3> <p>At the heart of NewMar's product lineup is their proprietary Phase Three smart charging technology, which sets the standard for intelligent <a href="/11280-newmar-vehicle-battery-2476">vehicle battery</a> management. Unlike conventional chargers that can overcharge or undercharge batteries, NewMar's three-stage charging process—bulk, absorption, and float—optimizes charge cycles to maximize battery performance and extend service life. The chargers feature adaptive voltage regulation that automatically adjusts for different battery types including flooded lead-acid, AGM, and gel-cell configurations.</p> <p>NewMar battery chargers are engineered for hostile environments, with rugged stainless steel cases, polyurethane-coated circuitry for corrosion resistance, and sealed construction that prevents dust and moisture intrusion. These chargers can withstand the punishment of off-road vehicles, mining equipment, and marine installations where reliability is non-negotiable. Multiple isolated output banks allow simultaneous charging of separate battery systems, while integrated current limiting prevents damage from overloading.</p> <h3>Remote Starting and Power Accessories</h3> <p>Beyond battery charging, NewMar offers specialized power management solutions including <a href="/11280-newmar-remote-vehicle-starter-kit-14550">remote vehicle starter kits</a> designed for professional and recreational applications. These systems integrate with NewMar's broader power distribution ecosystem, providing seamless compatibility with battery integrators, DC converters, and power supplies.</p> <p>The brand's Battery Integrator products exemplify NewMar's engineering philosophy: intelligent solutions that solve real-world problems. These devices act as smart switches, connecting independent battery banks during charging while isolating them during discharge, allowing users to maintain separate house and engine-start batteries without voltage drop issues common to traditional diode isolators.</p> <h3>Built for Professional Applications</h3> <p>NewMar's commitment to quality has made their products the choice of professionals across multiple industries. From powering critical communications equipment in remote telecom sites to maintaining emergency vehicle battery systems in fire departments, NewMar products deliver when failure is not an option. The company's extensive product line includes DC power systems, inverter-chargers, UPS systems, and a full range of installation accessories, all backed by comprehensive warranties and technical support. Whether you're outfitting a commercial vessel, upgrading an emergency response fleet, or maintaining mission-critical equipment, NewMar provides the reliable DC power solutions that professionals demand.</p>

Part Number

PT2420U
06/01/2036 8:10 AM
Sale Price

$1,260.27

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The NewMar PT2420U is a professional-grade "smart" marine battery charger designed for 24-volt systems aboard workboats, military vessels, commercial vessels, and recreational craft. This intelligent charger delivers optimum three-stage charging (bulk, absorption, float) for fast battery recovery and conditioning, maximizing performance and extending battery life.

A selector switch adjusts output voltage to adapt to gel-cell, flooded lead-acid, or AGM battery types, ensuring proper charging for your specific battery configuration. The unit features three isolated output banks with a total maximum output of 20 amps, and an ammeter displays total output current. An optional temperature compensation sensor (TCS-12/24) adjusts output voltage based on battery ambient temperature for ideal charging conditions.

Key Features:

  • Three-stage smart charging technology (bulk, absorption, float)
  • Adjustable battery type selector for gel-cell, flooded lead-acid, or AGM batteries
  • Three isolated output banks with 20-amp maximum total output
  • Dual input voltage capability: 115/230 VAC, 50-60 Hz
  • Can function as a power supply without battery in line
  • Current limiting protection prevents overload damage
  • Rugged stainless steel case with durable white powder coat finish
  • Polyurethane-coated internal circuitry for maximum corrosion resistance
  • Optional drip shield available for harsh environments
  • ABS type-approved for battery charging and power supply applications
  • Compatible with PT-MCU for additional control and monitoring

Technical Specifications:

  • Input Voltage: 85-135 VAC or 170-270 VAC (50-60 Hz)
  • Input Current: 6.8A @ 115 VAC, 4.3A @ 230 VAC at full load
  • Maximum Output: 20 amps DC
  • Output Banks: 3 isolated
  • Recommended Battery Capacity: 40-200 amp-hours
  • Gel-Cell Output: 28.0 VDC charge, 27.2 VDC float
  • Flooded/AGM Output: 28.4 VDC charge, 26.8 VDC float
  • Operating Temperature: -20°C to +60°C (derate linearly from 100% @ 50°C to 60% @ 60°C)
  • Dimensions: 13.85" H x 9.5" W x 4.8" D (with drip shield add 0.75" H, 1.35" D)
  • Weight: 12 lbs

Certifications:

  • UL 1950 compliant
  • USCG CFR 183.410 ignition protected
  • EN 60335-1 compliant
  • CE marked
  • ABS type-approved meeting SVR 2009, Under 90 meters Rules 2006, and HSNC 2007 standards

Built for demanding marine environments, the PT2420U combines intelligent charging technology with rugged construction to deliver reliable performance and extended battery life. Ideal for professional marine applications requiring dependable 24-volt battery management.

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