Charged Reviews

Quick reference

NOCO GENIUSPRO50 6V/12V/24V 50A Smart Battery Charger

Model: GENIUSPRO50 · SKU: GENIUSPRO50

Prepared Nov 12, 2026

Common specifications

Charger inputNot documented
Input voltage
100-240 VAC, 50-60HzSource [1, 2]
Solar input voltageNot documented
Solar input limitNot documented
Output voltage
VariousSource [1]
Battery voltage
6V, 12V, 24VSource [1]
Charge current
50 ASource [1, 2]
Battery chemistry
Wet, Gel, MF, CA, EFB, AGM, Calcium, Lithium (LiFePO4)Source [1]
Power
750 WSource [1, 2]
IsolatedNot documented
Engine detectionNot documented
Weight
2.27 kg5 lb convertedCalculatedSource [1]
Enclosure volumeNot documented
Warranty termNot documented

All recorded specifications

Battery chemistry
Wet, Gel, MF, CA, EFB, AGM, Calcium, Lithium (LiFePO4)Documented claim
Conditions

Printed as "Wet, Gel, MF, CA, EFB, AGM, Calcium, Lithium (LiFePO4)". The About paragraph reads: "The GENIUSPRO50 is designed for charging all types of 6V, 12V and 24V lead-acid batteries, including Wet (Flooded), Gel, MF (Maintenance-Free), CA (Calcium), EFB (Enhanced Flooded Battery), and AGM (Absorption Glass Mat), in addition to 6V, 12V and 24V Lithium (LiFePO4) batteries." Lithium modes are for batteries with a built-in Battery Management System (BMS) only.

Location: User guide page 7, Battery Chemistries; About GENIUSPRO50 paragraph

Printed as "Wet, Gel, MF, CA, EFB, AGM, Calcium, Lithium (LiFePO4)". The About paragraph reads: "The GENIUSPRO50 is designed for charging all types of 6V, 12V and 24V lead-acid batteries, including Wet (Flooded), Gel, MF (Maintenance-Free), CA (Calcium), EFB (Enhanced Flooded Battery), and AGM (Absorption Glass Mat), in addition to 6V, 12V and 24V Lithium (LiFePO4) batteries." Lithium modes are for batteries with a built-in Battery Management System (BMS) only.

Location: User guide page 7, Battery Chemistries; About GENIUSPRO50 paragraph

[1]
Battery voltage
6V, 12V, 24VDocumented claim
Conditions

Printed as "6V, 12V, 24V" in the user guide and the data sheet. The archived specs page prints "Voltages: 6 Volts 12 Volts 24 Volts".

Location: User guide page 7, Technical Specifications, Type of Batteries

Printed as "6V, 12V, 24V" in the user guide and the data sheet. The archived specs page prints "Voltages: 6 Volts 12 Volts 24 Volts".

Location: User guide page 7, Technical Specifications, Type of Batteries

[1]
Charge current
50 ADocumented claim
Conditions

At 6V and 12V. Printed as "50A (6V, 12V), 25A (24V)" in the user guide and the data sheet, so 24V batteries charge at 25A. A Reduced Charge Current mode runs at 10A. The archived specs page prints "Charging Current: 50 Amps (6V, 12V), 25 Amps (24V) DC".

Location: User guide page 7, Technical Specifications, Charging Current

At 6V and 12V. Printed as "50A (6V, 12V), 25A (24V)" in the user guide and the data sheet, so 24V batteries charge at 25A. A Reduced Charge Current mode runs at 10A. The archived specs page prints "Charging Current: 50 Amps (6V, 12V), 25 Amps (24V) DC".

Location: User guide page 7, Technical Specifications, Charging Current

[1, 2]
Input voltage
100-240 VAC, 50-60HzDocumented claim
Conditions

Printed as "100-240 VAC, 50-60Hz" in the user guide and in the data sheet's INPUT/ WORKING VOLTAGE AC row; the archived specs page prints "Line Voltage: 100V to 240V AC".

Location: User guide page 7, Technical Specifications, Input Voltage AC

Printed as "100-240 VAC, 50-60Hz" in the user guide and in the data sheet's INPUT/ WORKING VOLTAGE AC row; the archived specs page prints "Line Voltage: 100V to 240V AC".

Location: User guide page 7, Technical Specifications, Input Voltage AC

[1, 2]
Output voltage
VariousDocumented claim
Conditions

The user guide prints "Charging Voltage: Various" because the voltage depends on the selected mode. Its mode table (peak voltage measured at 25 degrees C) prints 6V 7.25V, 6V AGM 7.4V and 6V LITHIUM 7.3V at 50A up to 2000Ah; 12V 14.5V, 12V AGM 14.8V and 12V LITHIUM 14.6V at 50A up to 2000Ah; 24V 29.0V, 24V AGM 29.6V and 24V LITHIUM 29.2V at 25A up to 1000Ah; repair modes up to 8V, 16V and 32V; and supply modes of 13.6V (max 50A) and 27.2V (max 25A).

Location: User guide page 7, Charging Voltage; page 3, Mode Explanation

The user guide prints "Charging Voltage: Various" because the voltage depends on the selected mode. Its mode table (peak voltage measured at 25 degrees C) prints 6V 7.25V, 6V AGM 7.4V and 6V LITHIUM 7.3V at 50A up to 2000Ah; 12V 14.5V, 12V AGM 14.8V and 12V LITHIUM 14.6V at 50A up to 2000Ah; 24V 29.0V, 24V AGM 29.6V and 24V LITHIUM 29.2V at 25A up to 1000Ah; repair modes up to 8V, 16V and 32V; and supply modes of 13.6V (max 50A) and 27.2V (max 25A).

Location: User guide page 7, Charging Voltage; page 3, Mode Explanation

[1]
Power
750 WDocumented claim
Conditions

Printed as "750 W Max" in the user guide and "750W" in the data sheet; the archived specs page prints "Power Consumption: 750 Watts (Max)".

Location: User guide page 7, Technical Specifications, Output Power

Printed as "750 W Max" in the user guide and "750W" in the data sheet; the archived specs page prints "Power Consumption: 750 Watts (Max)".

Location: User guide page 7, Technical Specifications, Output Power

[1, 2]
Weight
2.27 kg5 lb convertedCalculated5.0 lb x 0.45359237 kg/lb, rounded to 0.01 kg
Conditions

Printed as "5.0 lbs"; converted from pounds. The data sheet prints "5.0 lbs (2.26kg)" and the archived specs page "5lb (2.27kg)".

Location: User guide page 7, Technical Specifications, Weight

Printed as "5.0 lbs"; converted from pounds. The data sheet prints "5.0 lbs (2.26kg)" and the archived specs page "5lb (2.27kg)".

Location: User guide page 7, Technical Specifications, Weight

[1]

Warranty

Term years
3 yearsDocumented claim
Conditions

Printed as "NOCO Three (3) Year Limited Warranty". The archived specs page prints "3-Year Limited Warranty".

Location: User guide, warranty section heading

Printed as "NOCO Three (3) Year Limited Warranty". The archived specs page prints "3-Year Limited Warranty".

Location: User guide, warranty section heading

[1]

Certificate records

No records documented.

Sources and revisions

  1. NOCO GENIUSPRO50 User Guide & Warranty (dated 1.6.2026A in its file name)Official warranty · Revision 1.6.2026A · Checked https://no.co/media/wysiwyg/downloads/User_Guides/GeniusPRO/GeniusPro50_User_Guide_1.6.2026A.pdf
  2. NOCO GENIUSPRO50 data sheet (dated 02.21.2024 in its file name)Official datasheet · Revision 02.21.2024 · Checked https://no.co/media/wysiwyg/downloads/brochures/Genius_PRO/geniuspro50_data_sheet_02.21.2024.pdf
  3. NOCO GENIUSPRO50 Tech Specs page (no.co/geniuspro50/specs, Internet Archive copy of July 11, 2026)Official product page · Checked https://web.archive.org/web/20260711033736id_/https://no.co/geniuspro50/specs