Charger 12S 3A 44.4V (50.4V) Li-ion Smart – 50% / 90% / 100% modes

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Smart Li‑ion Charger 44.4V 3A with a unique charging-mode button and built-in LED state-of-charge (SoC) indicator. Designed for safe and precise handling of 12S lithium-ion battery packs (44.4V nominal, 50.4V cut-off voltage). The robust Sabic PC945 polycarbonate housing, IP54 ingress protection rating and passive (fanless) cooling make this charger equally well suited to home use and demanding outdoor conditions.

SoC Visualisation

Thanks to single-button toggling between three charging modes (50% / 90% / 100%), the charger extends Li‑ion cell lifespan and lets you match the charge level to your real needs — from safe long-term storage, through everyday use, to full capacity for extended trips.

Smart LED Display

The built-in indicator shows the state of charge (SoC) and the selected charging mode in real time. Five minutes after charging starts, LED brightness automatically drops to 20% — the charger won’t dazzle you at night and won’t attract pets’ attention.

Three charging modes – one button

50%

Storage Mode

Safe storage and transport of the battery pack. Optimal storage voltage for Li‑ion cells.

90%

ECO Mode

Everyday use. Extends cell lifespan with minimal range loss.

100%

Full Mode

Full charge for extended trips when you need maximum capacity.

Smart
One-button control

Compact
235 × 99 × 53 mm

Fast
Efficiency >94%

Silent
Fanless operation

Safe
IP54 + protections

Technical specifications

Output voltage
44.4V DC nominal / 50.4V DC max. (for 12S Li‑ion battery packs)

Charging current
3.0A (CC‑CV algorithm)

Charging modes
50% (Storage) / 90% (ECO) / 100% (Full) — toggled with a single button

AC input
110–240V AC, 50/60 Hz (auto range selection)

Efficiency
>92% at 110V AC, >94% at 220V AC

Cooling
Passive (fanless) — completely silent operation

Ingress protection
IP54 (dust and water splash protection)

Housing
Sabic PC945 polycarbonate (high impact and thermal resistance)

LED indicator
Built-in SoC display (50% / 90% / 100%) with auto-dimming (down to 20% brightness after 5 minutes)

Button durability
Over 50,000 press cycles (manufacturer test)

Dimensions / Weight
235 × 99 × 53 mm, ~0.95 kg (without AC cable)

Applications

  • DPV scooters: DiveX 400 / Fury / 650 / 850, BoneX / SubGravity: Discovery / Reference
  • 12S Li‑ion battery packs (44.4V nominal, 50.4V cut-off)
  • Other compatible 44.4V Li‑ion systems requiring precise CC‑CV charging

How it works

AC Mains 110–240V / 50–60Hz Charger CC‑CV • 50% / 90% / 100% 12S Li‑ion Pack 44.4V nom. / 50.4V max.

Note: Always make sure the charger’s voltage and connector type match your specific battery. This charger is dedicated to 12S Li‑ion (50.4V) battery packs. Incorrect connection or a mismatched charger may damage the battery.