Xantrex

Xantrex TRUECharge2 30A Battery Charger - 24V

SKU: 43735 · UPC: 687873007819 · MPN: 804-2430
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02 · Overview

Xantrex TRUECharge2 30A Battery Charger - 24V — Product description

Power Up Your 24V Systems with Reliable Charging

Imagine heading out on a long marine voyage or powering through demanding commercial operations without worrying about battery drain. The Xantrex TRUECharge2 30A 24V battery charger steps in as your dependable partner, delivering clean, efficient power to keep AGM, flooded, gel, or calcium lead-acid batteries in peak condition. Its compact design slips easily into tight spaces on boats, RVs, trucks, or off-grid setups, while the drip-proof build handles humid or splash-prone environments effortlessly.

What sets this charger apart is its smart engineering: power factor correction minimizes energy waste, ensuring you get more from every amp. Multistage charging algorithms gently nurture batteries from deep discharge to full capacity, extending their lifespan and reliability. Whether you're recharging after heavy use or maintaining standby power, it adapts seamlessly to varying conditions.

Standout Features for Everyday Demands

  • Microprocessor Precision: Automatically adjusts through three stages—bulk, absorption, and float—for optimal battery health, with equalization to balance cells and prevent sulfation.
  • Temperature-Smart Charging: Compensates for hot or cold environments, preventing over- or under-charging that could shorten battery life.
  • Universal Power Handling: Accepts a wide AC input range, thriving on generators, shore power, or unstable grids without hiccups.
  • Parallel Power Boost: Stack multiples with compatible accessories to double output for larger battery banks.
  • Robust Safeguards: Shields against reverse polarity, over/under-temperature, DC over-voltage, and battery overcharge, giving peace of mind in rugged applications.
  • User-Friendly Display: Clear LED indicators track charge status, faults, and modes—no guesswork needed.

Versatile Applications Across Industries

Built for marine pros and commercial fleets, this charger excels where 24V systems rule: yacht house banks, commercial fishing vessels, emergency vehicles, and solar-hybrid setups. Its low electromagnetic interference won't disrupt sensitive electronics like GPS or radios. Mount it horizontally, vertically, or upside down—drip-proof seals keep internals safe from condensation or spray.

Users rave about its ability to revive deeply discharged batteries that others give up on, saving time and replacement costs. In real-world tests, it maintains consistent output even under full load, outperforming basic chargers in efficiency and battery longevity.

Quick Specifications at a Glance

Effortless Setup and Long-Term Care

Getting started is straightforward with dedicated AC/DC wiring bays that keep connections tidy and accessible. Secure it in your chosen orientation, wire to your batteries (observing polarity), and plug into AC—it's that simple. For best results, place it in a ventilated area away from direct heat sources.

Maintenance boils down to occasional wipe-downs and checking connections for corrosion. Monitor the display for any alerts, and use the selectable modes to match your battery type precisely. This proactive approach maximizes performance and warranty coverage.

Frequently Asked Questions

Can this charger handle multiple battery types?

Yes, it supports flooded, gel, AGM, and calcium lead-acid batteries with dedicated settings to match each chemistry perfectly.

Is it suitable for marine installations?

Absolutely—its drip-proof design and ignition protection make it ideal for boats, even in engine compartments.

Does it work with generators?

Yes, the wide input range (90-265V AC) handles generator output and inconsistent power sources reliably.

What protections does it offer?

Comprehensive safeguards include reverse polarity, temperature extremes, DC over-voltage, and overcharge protection.

Can it charge deeply discharged batteries?

Yes, advanced algorithms detect and safely recover batteries drained to very low voltages.

How do I know the charging status?

An intuitive LED display shows stages, faults, and battery voltage for at-a-glance monitoring.

Is mounting flexible?

Mount in any position—horizontal, vertical, or inverted—thanks to its sealed, drip-proof construction.

TRUECharge2 battery chargers are highly versatile and can be mounted in multiple positions, thanks to their inherent drip-free design characteristics. TRUECharge2 delivers outstanding low electrical interference, coupled with efficient, power factor corrected, multistage charging capability. Installation is a breeze, thanks to the easy-access AC and DC wiring compartments. The easy-to-read display can be augmented with an optional remote panel.

Xantrex 8042430 Attributes

  • Number Of Banks: 3
  • Application: 24 Volt AGM/ Flooded/ Gel/ Calcium Lead-Acid Batteries
  • Output Voltage: 24 Volt
  • Input Voltage: 90 To 265 Volt
  • Ampere Rating: 30 Amp Charging
  • Number Of Stages: 3 Stage
  • Universality: Fully Universal
  • Length (IN): 13.4 Inch
  • Width (IN): 6.7 Inch
  • Height (IN): 3-1/2 Inch

Xantrex 8042430 Features & Benefits

  • Reverse Battery Polarity Protection
  • Drip-Proof Design
  • Over And Under-Temperature Protection
  • DC Over-Voltage Protection
  • Battery Overcharging Protection
  • Microprocessor-Controlled, Multistage Charging Algorithms
  • Settings For Flooded, Gel, AGM Or Lead-Calcium Batteries
  • Power Factor Corrected, Temperature-Compensated Charging
  • Battery-Equalization Feature
  • Limited 2 Year Warranty

Xantrex 8042430 Installation Instructions

Xantrex 8042430 Warranties

Xantrex 8042430 Technical Bulletins


TRUECharge™2 Battery Charger
804-2430

30 Amp - 90-265 Vac / 47-63 Hz

AMP-IT-UP! NEW 24-Volt Universal Chargers

Building on the success of the TRUECharge™2 12-volt battery chargers, Xantrex™ now offers 24-volt battery chargers designed to meet the specific needs of marine and commercial markets. Available in 10A, 20A and 30A versions, each model packs a powerful universal charger (90-240Vac, 47-63 Hz) in an ultra-compact, lightweight package.

Product Description
TRUECharge2 battery chargers are highly versatile and can be mounted in multiple positions, thanks to their inherent drip-free design characteristics. TRUECharge2 delivers outstanding low electrical interference, coupled with efficient, power factor corrected, multistage charging capability. Installation is a breeze, thanks to the easy-access AC and DC wiring compartments. The easy-to-read display can be augmented with an optional remote panel.

NEW PARALLEL FEATURE
TRUECharge2 24-volt chargers are available with parallel stacking feature which allows you to double the output current when used with the optional REMOTE PANEL (part #808-8040-01).

Performance Features
  • 24-volt models available in 10A, 20A and 30A
  • Microprocessor-controlled, multistage charging algorithms
  • Settings for two and three-stage charging
  • Settings for flooded, gel, AGM or lead-calcium batteries
  • Auto-ranging universal input voltage (90-265 Vac, 47-63 Hz) is also compatible with a generator or other low-quality power sources
  • Power factor corrected, temperature-compensated charging
  • Battery-equalization feature
  • Ability to charge batteries drained to extremely low voltage
  • Optional Battery Temperature Sensor (Part #808-0232-01)
  • Optional Remote Panel (#808-8040-01)


Protection Features
  • Reverse battery polarity protection
  • Drip-proof design
  • Over and under-temperature protection
  • DC over-voltage protection
  • Battery overcharging protection

WARNING: This product can expose you to chemicals including Diisononyl Phthalate (DINP) which is known to the State of California to cause cancer, and Di-isodecyl Phthalate (DIDP) which is known to the State of California to cause reproductive harm. For more information go to P65Warnings.ca.gov.



The new 24V universal charger is based on the successful experience of the TRUECharge2 12V battery charger. Xantrex now offers 24V battery chargers designed to meet the needs of specific applications.
SKU: NVN-43735
MPN: 804-2430
UPC: 687873007819
03 · The numbers

Technical specifications

BrandXantrex
ModelXantrex TRUECharge2 30A Battery Charger - 24V
SKU / MFR#43735

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04 · Before you buy

Frequently asked questions

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05 · Customer voices

Customer reviews