PT-24-20U - Newmar Power Newmar 24V Smart Marine Battery Charger | Aztek Computers
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SKU: EESRZYGALJ |  Mfg. Part: PT-24-20U  | UPC: 079531699588  | 
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PT-24-20U - Newmar Power Newmar 24V Smart Marine Battery Charger PT-20U

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$1,216.01  $1,641.61
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Product Overview

Newmar 24V Smart Marine Battery Charger PT-20U

This advanced 24-volt battery charger employs "Smart" technology, specifically designed for marine environments. Ideal for workboats, military, commercial, and recreational vessels, it features a three-stage charging process to optimize battery recovery, performance, and longevity.

An adjustable voltage selector accommodates gel-cell, flooded lead-acid, and AGM battery types. The optional temperature compensation sensor modifies output voltage based on ambient temperature variations for enhanced efficiency. Built within a robust stainless steel enclosure and coated with durable white powder, the internal components undergo polyurethane coating, ensuring maximum corrosion resistance.

Expert Overview

The Newmar PT-24-20U is a 24-volt smart marine battery charger designed for demanding marine applications. It serves workboats, military, commercial, and recreational vessels requiring reliable battery maintenance. This unit employs a three-stage charging process (bulk, absorption, and float) to optimize battery recovery, performance, and longevity. It includes an adjustable voltage selector to accommodate gel-cell, flooded lead-acid, and AGM battery types. The charger features three isolated output banks and a current limiting function to prevent overload. Its robust stainless steel enclosure with a white powder coat and polyurethane-coated internal components ensures maximum corrosion resistance in marine environments. The PT-24-20U can also function as a power supply independently of battery connection, offering versatility for various onboard power needs.

Technical Specifications

  • Designed for 24-volt systems
  • Utilizes "Smart" circuitry for three-stage charging: bulk, absorption, and float
  • Selector switch for gel-cell, flooded lead-acid, and AGM batteries
  • Three isolated output banks with ammeter for total current display
  • Optional temperature sensor for voltage adjustments
  • Current limiting feature to prevent overload damage
  • Functional as a power supply without battery connection
  • Rugged stainless steel case with durable powder coat
  • Protection features: Current Limiting, Thermal Protection, Forced Air Cooling, and Drip Shield
  • Compatible with PT-MCU for enhanced control and monitoring

Product Details

  • Manufacturer:
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  • ASIN:
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  • Updated:
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  • Newmar Power
  • PT-24-20U
  • B0094DW5AC
  • 079531699588
  • New
  • 14.3 lbs
  • 20 X 11 X 15
  • Today - Aug 04, 2026
  • Jul 03, 2025
Product Identifiers: Brand: Newmar Power • Part #: PT-24-20U • UPC: 079531699588 • ASIN: B0094DW5AC • Category: Battery Chargers

Frequently Asked Questions

What battery types are compatible with this charger?

The Newmar PT-24-20U is compatible with gel-cell, flooded lead-acid, and AGM battery types. It features a selector switch to adjust the charging profile for these different battery chemistries.

Does this charger include a temperature compensation sensor?

A temperature compensation sensor is an optional accessory for the PT-24-20U. When installed, it modifies the output voltage based on ambient temperature variations to enhance charging efficiency.

What is the primary use case for this battery charger?

This battery charger is specifically designed for marine environments. It is ideal for workboats, military, commercial, and recreational vessels that require a robust and intelligent charging solution for 24-volt systems.

Can this unit operate as a power supply without batteries connected?

Yes, the Newmar PT-24-20U is functional as a power supply even without a battery connection, offering flexibility for various power requirements onboard.

PT-24-20U - Newmar Power Newmar 24V Smart Marine Battery Charger PT-20U

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$1,216.01