BettSun 1B114D6A40L · 900 W 12 V / 40 A AC-DC Battery Charger

  • 900 W class output — 40 A at 14.6 V (882 W max), for fast recharge of 12 V battery banks.
  • Wide AC input — 90–130 Vac, 50/60 Hz, with a standard US input socket.
  • CC/CV charging — constant current to absorption voltage, then a clean constant-voltage taper; fast without overcharging.
  • High efficiency — ≥88% at 120 Vac and rated load, with low heat and a passive aluminium heatsink.
  • IP68 sealed body — waterproof, dustproof and shock-resistant aluminium housing for engine bays, marine lockers and outdoor cabinets.
  • Full protection set — reverse polarity, over-current, short circuit, over-temperature and software over-voltage protection.
  • Compact and install-ready — 165 × 100 × 60 mm, 2.0 kg; 1.5 m input cable, 0.5 m output lead and 2 m DC extension with 5/16″ ring terminals.
  • Wide operating range — -10 to +40 °C, storage -40 to +70 °C, humidity 5–95%.
  • Certified and covered — CE, RoHS, GS, UL, CCC, SAA, PSE, KC; IEC 60335-2-29 / 60335-1 and UL 1564; 3-year warranty.

$300.00

40 A High-Current Output
14.6 V at 40 A, up to 882 W. Deep-cycle banks recharge in hours, not days.
Wide 90–130 V AC Input
Runs on standard 110 V supply and rides through generator sag and long cable runs.
CC / CV Charging
Constant current to absorption voltage, then a clean taper. Fast without overcharging.
IP68 Sealed Aluminium Body
Waterproof, dustproof housing for engine bays, marine lockers and outdoor cabinets.
Full Protection Suite
Reverse polarity, over-current, short circuit and over-temperature protection, built in.

Protection

IP68

Specifications · BettSun 1B114D6A40L(900 W 12 V / 40 A AC-DC Charger)

Item Specification
Brand BettSun
Model 1B114D6A40L
Product type AC-DC battery charger
Nominal battery voltage 12 V
Rated input voltage 110 Vac (US socket)
Input voltage range 90–130 Vac
AC input frequency 50 / 60 Hz
Output voltage 14.6 V ± 0.2 V
Output current 40 A ± 5%
Maximum output power 882 W
Charging mode CC / CV (constant current → constant voltage)
Efficiency ≥ 88% (Vin = 120 Vac, rated load)
Protections Reverse polarity, over-current, short circuit, over-temperature, software over-voltage
Cooling Passive, aluminium housing
Ingress protection IP68
Dimensions 165 × 100 × 60 mm (6.5 × 3.94 × 2.36 in)
Net weight 2.0 kg (4.4 lb)
Input cable 1.5 m (4.92 ft)
Output cable 0.5 m (1.64 ft)
DC extension cable 2 m (6.56 ft) with 5/16″ ring terminal
Operating temperature -10 to +40 °C
Storage temperature -40 to +70 °C
Certifications CE, RoHS, GS, UL, CCC, SAA, PSE, KC
Standards IEC 60335-2-29 / IEC 60335-1; UL 1564
Warranty 3 years
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