12V 50A Universal Battery Charger

STARWELL is a professional manufacturer of power supply and charging equipment. Our 12V 50A Universal Battery Charger delivers stable high‑power DC output and wide compatibility for various battery types. It supports 100–240V universal input, 50A high current output, and comprehensive multi‑level safety protections. This reliable and easy‑to‑operate battery charger ensures steady long‑hour performance for automotive batteries, marine systems, RVs, industrial equipment and other high‑power 12V battery applications.

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Product Details

STARWELL factory launches its brand-new 12V 50A Universal Battery Charger, a heavy-duty, multi-scenario charging solution engineered for consistent, efficient power delivery. This professional-grade charger delivers a stable rated output of 12V DC and 50A current, with a total power output of 600W, making it a top-tier choice for charging various 12V battery systems. It supports universal compatibility with flooded lead-acid, AGM, gel cell, and lithium-ion 12V batteries, covering applications from RVs, marine vessels, and off-grid power systems to industrial equipment and large vehicle auxiliary batteries.

Core Selling Points

1. 50A High-Speed Charging Performance: Unlike standard low-current chargers, this 12V 50A model provides ultra-fast recharging, cutting full-charge time for 200-400Ah 12V batteries by up to 60% compared to 20A chargers. It maintains a steady 50A output under full load with up to 93% energy conversion efficiency, minimizing power waste and heat generation for long-term durable operation.

2. Universal Wide-Voltage Input Adaptability: Equipped with a global 90-264V AC wide-range input, it works seamlessly across 50/60Hz power grids worldwide. This universal design eliminates voltage compatibility hassles for international users, making it ideal for travel, marine, and cross-regional industrial use without extra transformers.

3. Comprehensive Smart Protection & Durability: Built-in full-protection circuitry includes over-voltage, over-current, short-circuit, reverse-polarity, and over-temperature protection (auto current reduction at 85°C). The rugged IP65-rated aluminum casing resists dust and water splashes, ensuring stable performance in harsh environments. It also features 3-stage smart charging (bulk, absorption, float) to extend battery lifespan and prevent overcharging damage.

The STARWELL 12V 50A Universal Battery Charger combines high power, universal usability, and reliable safety, standing as a premium charging solution for both personal and commercial 12V battery maintenance needs.

Product	Universal Battery Charger
Input	180-264V/3A
Output Power	12V 50A 600W
protection	Short Circuit Protection, Over-charging, Overcurrent, Overvoltage
Efficiency	≥88.0%
Battery type	LiFePO4,Lead Acid,Li-ion