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Imagine powering your boat, RV, or off-grid setup without worrying about dead batteries or unreliable charging. The Xantrex TRUECHARGE 3 40A 3-bank model steps in as a compact powerhouse, delivering smart, multistage charging that keeps your batteries in peak condition. Its sleek design fits snugly into tight spaces, while handling everything from flooded lead-acid to modern lithium-ion packs with ease.
What sets this charger apart? It thrives in real-world chaos—fluctuating shore power, bumpy marine environments, or dusty RV storage. With universal AC input, it adapts to whatever voltage you throw at it, from sketchy international outlets to stable 120V docks. No more guessing games; microprocessor smarts optimize every charge cycle for longevity and performance.
In the demanding world of recreational boating or commercial fleets, downtime from battery issues isn't an option. This unit shines by independently charging three battery banks simultaneously, perfect for house banks, starters, or thruster batteries. Its drip-proof build (IP32 rated) laughs off splashes and humidity, and multi-position mounting means it slots into engine compartments or under benches without fuss.
Batteries aren't one-and-done; they need nurturing. This charger's automatic three-stage process mimics nature's balance—fast refill, gentle top-off, and safe maintenance—cutting wear and maximizing cycles.
Bonus: Built-in equalization nudges flooded batteries to shed imbalances, extending life in high-demand setups like trolling motors or solar arrays.
Harsh elements and power glitches? Covered. Reverse polarity won't fry connections, over-temp sensors throttle output before damage, and circuit breakers reset after surges. DC over-voltage guards your electronics, ensuring your investment stays safe from the inside out.
Boaters love it for maintaining multiple banks during long cruises—charge your engine start, house, and bow thruster independently. RV folks pair it with generators for off-grid boondocking, reviving deep-cycle banks after days of AC loads. Commercial ops? Its global compliance and ruggedness handle fleet maintenance without breaking a sweat. Pair with solar controllers for hybrid systems, and you've got reliable power wherever adventure calls.
Installation is straightforward: Three positive leads to your banks, one shared negative, AC cord to shore. The LED display shows charge status at a glance; add a remote for helm monitoring. Temps from freezing decks to hot engine bays? It operates 0-60°C, storing even colder.
| Specification | Details |
|---|---|
| Output Current | 40A per bank |
| Charge Voltage Range | 14.2–15.5 Vdc |
| Float Voltage | 13.4–13.8 Vdc |
| Equalize Voltage | 16 Vdc |
| AC Input | 90–265 Vac, 47–63 Hz |
| Efficiency | >80% |
| Battery Compatibility | Gel, Flooded, AGM, LiFePO4 |
| Min. Bank Size | 80 Ah recommended |
| Dimensions (H x W x L) | 70 x 170 x 250 mm (2.8 x 6.7 x 9.8 in) |
| Weight | 2.2 kg (4.8 lb) |
| Operating Temp | 0–60°C (32–140°F) |
Yes, it's fully compatible with LiFePO4 lithium-ion batteries, offering tailored charging profiles to prevent overcharge and ensure safe, efficient operation.
It independently charges three separate battery banks simultaneously, ideal for multi-battery setups like boats or RVs.
Absolutely—IP32 drip-proof rating, plus protections against polarity reversal, over-temp, and surges make it rugged for wet, salty conditions.
Universal input from 90–265 Vac and 47–63 Hz works with generators, shore power, or international outlets without issues.
Yes, three sensor settings adjust charging based on ambient conditions for optimal battery health in varying climates.
Its drip-proof design allows flexible mounting positions, from vertical walls to horizontal shelves.
Recommended for banks of at least 80 Ah to ensure stable charging without underutilizing the 40A output.
TRUECHARGE™3 40A 3 Bank Battery Charger - 12V
TRUEcharge3 battery chargers lead the industry with a small footprint and ultra-compact design. In addition to meeting global safety and regulatory standards, TRUEcharge3 battery chargers feature low electrical interference and efficient power factor-corrected multistage charging. Thanks to their inherent drip-proof design characteristics, the TRUEcharge3 Chargers can be mounted in multiple positions. Unlike its predecessors, TRUEcharge3 is lithium-ion battery compatible.
Designed for recreational and commercial applications worldwide, TRUEcharge3 accepts 90–265 Vac, and 47–63 Hz, which makes traveling abroad and handling poor-quality power a breeze. The easy-to-read display of the TRUEcharge3 12 V models can be enhanced with an optional remote panel. Each model comes with built-in protection against surges and spikes on the AC power line.
Features:
Protection Features:
Three-Stage Charging
Multistage charging ensures batteries receive optimum charging, but with minimal wear and tear, regulating the voltage and current delivered to the batteries in three automatic stages:
Power Factor Corrected (PFC) Charging
Less shore power is required for charging batteries, freeing up more usable AC power for running electrical devices and appliances and reducing the likelihood of tripping shore power breakers.
Electrical Specifications (@ 25 degrees C unless otherwise noted):
General Specifications:
Regulatory Approvals
Meets CSA 60335-2-29, CE Marked for the Low Voltage Directive (safety) and the EMC Directive, UL1564, IEC 60335-2-29, IP32 per EN.IEC 60529, FCC Part 158, Canada ICES-003 Class B emissions limits, ABYC A-31, and DOE/CEC energy efficiency compliant.
This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.Ships within 48 hours · Estimated delivery Sep 18 - Sep 23
US$40
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