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WhisperPower System / Package

Supreme 12 VDC - 20 A

Model 61112302

Automatic 12 V, 20 A battery charger with three independent outputs, programmable for AGM, GEL, wet and lithium, universal 90–265 VAC input; CE and ABYC compliant.

Description

The **WhisperPower Supreme 12 VDC – 20 A** is an automatic multi-output battery charger for yachts, other vessels and vehicles. It charges up to three independent batteries. ## Key features - Charges three independent battery banks (also usable with one or two); banks may differ in capacity - Each output programmable separately for AGM, GEL, lead-acid (wet) or lithium batteries - 3-step charging (bulk / absorption / float) with battery temperature sensor port - Automatic adaptation to 90–265 VAC, 47–63 Hz input; works with small gasoline or diesel generators - Power factor correction; transformerless, no hum - LCD display (charging status, battery voltage) and port for optional remote display - Protection against reverse polarity, overcharge, overheating (derating and shutdown) and output short circuit - Complies with CE and ABYC standards ## Technical data - Part number: 61112302 - Output: 20 A max.; charge 14.2–15.5 V, float 13.4–13.8 V, equalize 16.0 V - AC input: 100–240 VAC nominal, 90–265 VAC, 47–63 Hz; full-load consumption 350 W - Efficiency: >82%; parasitic current <2 mA - Cooling: forced air; battery temperature sensor with 1.5 m cable included - Operating temperature: -20 to 60 °C; protection IP32 - Dimensions: 295 x 206 x 86 mm; weight 2.4 kg

Specifications

61112302Supreme 12 VDC - 20 A
Weight2.4 Kg / 5.3 lb.
Length x width x height, mm (in.)295 x 206 x 86 (11.6 x 8.1 x 3.4)
Output Current (Maximum)20 A
Output Voltage Charge14.2 - 15.5 V
Output Voltage Float13.4 - 13.8 V
Output Voltage Equalize16.0 V
Charging Control3-step (Bulk / Absorption / Float)
DC Output Bank3
Selectable Battery TypeGEL, AGM, WET, Lithium
Parasitic Current< 2 mA
AC Input Voltage (Nominal)100, 120, 220, 230, 240 VAC
AC Input Operating Range90 - 265 VAC
AC Input Frequency Range47 - 63 Hz
Power Consumption (Full Load)350 W
Power Factor CorrectionYes
Charger Efficiency> 82%
Reverse BatteryYes, unit shutdown
Over ChargeYes, unit shutdown
Over HeatingYes, unit de-rated and shutdown
Output Short CircuitYes, unit shutdown
CoolingForce air ventilation
Temperature SettingHot, Normal, Cold (no sensor connected)
Battery Temperature SensorYes, included with 1.5 mtr cable
Battery Temperature Sensor PortRJ12 (battery temp. sensor use)
Digital Display PortRJ12 (optional display panel use)
LCD Display (with back lighting)Charging status, Battery Voltage
Warning and Fault CodeA01-02, E01-09
AC Input ConnectionHardwire or AC Cord
DC Output ConnectionHeavy Duty Studs (3 banks)
DC Output GroundSingle Heavy Duty Common Ground Stud
Storage Range-40° to 70°C
Operating Range-20° to 60°C
Humidity5-95%, RH non-condensing
Ingress ProtectionIP32

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