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GEN4 On-board Battery Charger, 12V-48V, 4 Bank, 40A


Extended Product Protection with PLUS Plan!

Model # 14995930 | Mfg # GEN4
Ships when available.
The GEN4 on-board battery charger offers the perfect mix of high-technology and rugged construction. With a fully-sealed, waterproof housing, the GEN4 can be mounted directly onto a variety of applications including boats, tractors and a wide range of equipment. With the intelligent NOCO VosFX processor constantly monitoring the power input, attached battery and charger itself, the GEN4 charger is capable of diagnosing, recovering, charging and maintaining batteries.
  • Waterproof, fully sealed, rated at IP68
  • Rapid charging
  • High frequency, high efficiency
  • Designed for safety - Revers polarity, short circuit, open circuit, spark proof , overheat, overcurrent & overcharge
  • 3 year limited warranty


  • Battery Banks 4
  • Amps/Bank 10A
  • Total Amps 40A
  • Input Voltage AC 110-120 VAC, 50-60Hz
  • Working Voltage AC 70-130 VAC, 50-60Hz
  • Nominal Voltage 12-48VDC
  • Efficiency 90%
  • Charging Voltage 14.4V
  • Back Current Drain <1mAh
  • Ripple <2%
  • Charger Type 8 Step, Fully Automatic,
  • Type of Batteries 12V Lead-Acid
  • Battery Chemistries Wet, Gel, MF & AGM
  • Battery Capacity 25-230Ah
  • Housing Protection IP 68
  • Cooling Natural Convection
  • Output Leads (Length) 6 Feet
  • AC Cord (Length) 5 Feet
  • Dimensions (L x W x H) 11.0 x 7.3 x 2.9 Inches
  • Weight 12.5 Pounds

*Meets ISO 8846 Marine standards and Ignition protected (US Coast Guard 33 CFR 183.410)

What's in the Box:

  • GEN4 Charger
  • Owner's Manual & User Guide
  • Product Registration Card

Charging Times

The time required for the GEN4 to charge a normally discharged battery is shown below. Deeply discharged batteries may take longer to charge depending on the depth of discharge (DOD). The charge time is based on an average depth of discharge to a fully charged battery.

Battery Size
Approximate Time To Charge
20 2.5
30 3.7
40 5.0
50 6.2
60 7.5
70 8.7
80 10.0
90 11.2
100 12.5
110 13.7
120 15.0

Note: The above table is for reference purposes only. Actual data may differ due to battery conditions. The time required for the GEN2 to charge a normally discharged battery is based on an average DOD of 50%.

GEN4 On-board Battery Charger, 12V-48V, 4 Bank, 40A

Amperage 40 Amps
ISO Approved Marine UL Listed
cUL Listed
Multi Bank Chargers 4 Banks
Type Chargers
Voltage 12 Volts-48 Volts DC
Warranty Details Five Year Limited

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