NOCO GENIUS5 6V/12V 5A Battery Charger and Maintainer

By NOCOSold by AmazonSKU GENIUS5

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Key specs

Units
SKU
GENIUS5
Official datasheet
Sources

NOCO's model code, printed in the datasheet heading ("GENIUS5 6V & 12V 5A").

Official datasheet: NOCO GENIUS5 6V & 12V 5A datasheet (dated 02.21.2024 in its file name) Rev 02.21.2024 · Checked · Earlier document

Location: Datasheet heading

Documented

Power
75 W
Official datasheet
Sources

Printed as "OUTPUT POWER: 75 Watts Max".

Official datasheet: NOCO GENIUS5 6V & 12V 5A datasheet (dated 02.21.2024 in its file name) Rev 02.21.2024 · Checked · Earlier document

Location: Datasheet, TECHNICAL SPECIFICATIONS block, OUTPUT POWER

Documented

Weight
0.68 kg1.5 lb converted
Official datasheet
Sources

Printed as "UNIT WEIGHT: 1.5 lbs (0.68 kg)"; the kilogram figure is NOCO's own printed conversion.

Official datasheet: NOCO GENIUS5 6V & 12V 5A datasheet (dated 02.21.2024 in its file name) Rev 02.21.2024 · Checked · Earlier document

Location: Datasheet, TECHNICAL SPECIFICATIONS block, UNIT WEIGHT

Documented

Input voltage
100-240 VAC, 50-60Hz
Manufacturer source conflict

The NOCO GENIUS5 User Guide & Warranty prints "Input Voltage AC: 100-240 VAC, 50-60Hz"; the NOCO GENIUS5 datasheet prints "LINE VOLTAGE AC: 120-240 VAC, 50-60Hz".

Official warranty
Sources

Printed as "100-240 VAC, 50-60Hz" in NOCO GENIUS5 User Guide & Warranty (dated 4.18.2024a in its file name), User guide, technical specifications, Input Voltage AC. Revised on 1 October 2026: The GENIUS5 user guide, which outranks the datasheet, prints 100-240 VAC, 50-60Hz as the input voltage.

120-240 VAC, 50-60Hz

Printed under "LINE VOLTAGE AC:" in the datasheet's technical specifications table.

Official datasheet: NOCO GENIUS5 6V & 12V 5A datasheet (dated 02.21.2024 in its file name) Rev 02.21.2024 · Checked · Earlier document
Official warranty: NOCO GENIUS5 User Guide & Warranty (dated 4.18.2024a in its file name) Rev 4.18.2024a · Checked · Earlier document

Location: User guide, technical specifications, Input Voltage AC

Documented

Charge current
5 A
Official datasheet
Sources

Printed as "CHARGING CURRENT: 5A (12V), 5A (6V)" in the datasheet. The user guide's Charging Modes table prints the same 5A rating for the 12V LITHIUM mode.

Official datasheet: NOCO GENIUS5 6V & 12V 5A datasheet (dated 02.21.2024 in its file name) Rev 02.21.2024 · Checked · Earlier document

Location: Datasheet, TECHNICAL SPECIFICATIONS block, CHARGING CURRENT

Documented

Output voltage
Various
Official warranty
Sources

The datasheet prints "CHARGING VOLTAGE: Various". The user guide's Charging Modes table prints the per-mode peak voltage (measured at 25 degrees C): 12V mode 14.5V, 12V AGM 14.8V, 12V LITHIUM 14.6V, 6V 7.25V.

Official datasheet: NOCO GENIUS5 6V & 12V 5A datasheet (dated 02.21.2024 in its file name) Rev 02.21.2024 · Checked · Earlier documentOfficial warranty: NOCO GENIUS5 User Guide & Warranty (dated 4.18.2024a in its file name) Rev 4.18.2024a · Checked · Earlier document

Location: Datasheet, TECHNICAL SPECIFICATIONS block, CHARGING VOLTAGE; user guide How To Use / Charging Modes table

Documented

Battery voltage
6V, 12V
Official warranty
Sources

The Charging Modes table lists 12V, 12V AGM, 12V LITHIUM and 6V modes.

Official warranty: NOCO GENIUS5 User Guide & Warranty (dated 4.18.2024a in its file name) Rev 4.18.2024a · Checked · Earlier document

Location: User guide, How To Use / Charging Modes table

Documented

Battery chemistry
Lead-Acid and Lithium (LiFePO4): Wet (Flooded), Gel, MF (Maintenance-Free), CA (Calcium), EFB (Enhanced Flooded Battery), AGM (Absorption Glass Mat), and 12V lithium-ion including lithium iron phosphate (BMS required)
Official warranty
Sources

The datasheet prints "CHEMISTRY: Lead-Acid and Lithium". The user guide states: "The GENIUS5 is designed for charging all types of 6V & 12V lead-acid batteries, including Lithium (LiFePO4), Wet (Flooded), Gel, MF (Maintenance-Free), CA (Calcium), EFB (Enhanced Flooded Battery), and AGM (Absorption Glass Mat) batteries." The 12V LITHIUM mode description adds that it is "for charging 12-volt lithium-ion batteries, including lithium iron phosphate" and "For use on batteries with Battery Management Systems (BMS) only."

Official datasheet: NOCO GENIUS5 6V & 12V 5A datasheet (dated 02.21.2024 in its file name) Rev 02.21.2024 · Checked · Earlier documentOfficial warranty: NOCO GENIUS5 User Guide & Warranty (dated 4.18.2024a in its file name) Rev 4.18.2024a · Checked · Earlier document

Location: Datasheet CHEMISTRY field; user guide About GENIUS5 paragraph and 12V LITHIUM mode description

Documented

All specs7
Power
75 W
Official datasheet
Sources

Printed as "OUTPUT POWER: 75 Watts Max".

Official datasheet: NOCO GENIUS5 6V & 12V 5A datasheet (dated 02.21.2024 in its file name) Rev 02.21.2024 · Checked · Earlier document

Location: Datasheet, TECHNICAL SPECIFICATIONS block, OUTPUT POWER

Documented

Weight
0.68 kg1.5 lb converted
Official datasheet
Sources

Printed as "UNIT WEIGHT: 1.5 lbs (0.68 kg)"; the kilogram figure is NOCO's own printed conversion.

Official datasheet: NOCO GENIUS5 6V & 12V 5A datasheet (dated 02.21.2024 in its file name) Rev 02.21.2024 · Checked · Earlier document

Location: Datasheet, TECHNICAL SPECIFICATIONS block, UNIT WEIGHT

Documented

Input voltage
100-240 VAC, 50-60Hz
Manufacturer source conflict

The NOCO GENIUS5 User Guide & Warranty prints "Input Voltage AC: 100-240 VAC, 50-60Hz"; the NOCO GENIUS5 datasheet prints "LINE VOLTAGE AC: 120-240 VAC, 50-60Hz".

Official warranty
Sources

Printed as "100-240 VAC, 50-60Hz" in NOCO GENIUS5 User Guide & Warranty (dated 4.18.2024a in its file name), User guide, technical specifications, Input Voltage AC. Revised on 1 October 2026: The GENIUS5 user guide, which outranks the datasheet, prints 100-240 VAC, 50-60Hz as the input voltage.

120-240 VAC, 50-60Hz

Printed under "LINE VOLTAGE AC:" in the datasheet's technical specifications table.

Official datasheet: NOCO GENIUS5 6V & 12V 5A datasheet (dated 02.21.2024 in its file name) Rev 02.21.2024 · Checked · Earlier document
Official warranty: NOCO GENIUS5 User Guide & Warranty (dated 4.18.2024a in its file name) Rev 4.18.2024a · Checked · Earlier document

Location: User guide, technical specifications, Input Voltage AC

Documented

Charge current
5 A
Official datasheet
Sources

Printed as "CHARGING CURRENT: 5A (12V), 5A (6V)" in the datasheet. The user guide's Charging Modes table prints the same 5A rating for the 12V LITHIUM mode.

Official datasheet: NOCO GENIUS5 6V & 12V 5A datasheet (dated 02.21.2024 in its file name) Rev 02.21.2024 · Checked · Earlier document

Location: Datasheet, TECHNICAL SPECIFICATIONS block, CHARGING CURRENT

Documented

Output voltage
Various
Official warranty
Sources

The datasheet prints "CHARGING VOLTAGE: Various". The user guide's Charging Modes table prints the per-mode peak voltage (measured at 25 degrees C): 12V mode 14.5V, 12V AGM 14.8V, 12V LITHIUM 14.6V, 6V 7.25V.

Official datasheet: NOCO GENIUS5 6V & 12V 5A datasheet (dated 02.21.2024 in its file name) Rev 02.21.2024 · Checked · Earlier documentOfficial warranty: NOCO GENIUS5 User Guide & Warranty (dated 4.18.2024a in its file name) Rev 4.18.2024a · Checked · Earlier document

Location: Datasheet, TECHNICAL SPECIFICATIONS block, CHARGING VOLTAGE; user guide How To Use / Charging Modes table

Documented

Battery voltage
6V, 12V
Official warranty
Sources

The Charging Modes table lists 12V, 12V AGM, 12V LITHIUM and 6V modes.

Official warranty: NOCO GENIUS5 User Guide & Warranty (dated 4.18.2024a in its file name) Rev 4.18.2024a · Checked · Earlier document

Location: User guide, How To Use / Charging Modes table

Documented

Battery chemistry
Lead-Acid and Lithium (LiFePO4): Wet (Flooded), Gel, MF (Maintenance-Free), CA (Calcium), EFB (Enhanced Flooded Battery), AGM (Absorption Glass Mat), and 12V lithium-ion including lithium iron phosphate (BMS required)
Official warranty
Sources

The datasheet prints "CHEMISTRY: Lead-Acid and Lithium". The user guide states: "The GENIUS5 is designed for charging all types of 6V & 12V lead-acid batteries, including Lithium (LiFePO4), Wet (Flooded), Gel, MF (Maintenance-Free), CA (Calcium), EFB (Enhanced Flooded Battery), and AGM (Absorption Glass Mat) batteries." The 12V LITHIUM mode description adds that it is "for charging 12-volt lithium-ion batteries, including lithium iron phosphate" and "For use on batteries with Battery Management Systems (BMS) only."

Official datasheet: NOCO GENIUS5 6V & 12V 5A datasheet (dated 02.21.2024 in its file name) Rev 02.21.2024 · Checked · Earlier documentOfficial warranty: NOCO GENIUS5 User Guide & Warranty (dated 4.18.2024a in its file name) Rev 4.18.2024a · Checked · Earlier document

Location: Datasheet CHEMISTRY field; user guide About GENIUS5 paragraph and 12V LITHIUM mode description

Documented

Published claims and calculations, not independent test results.

Documents

2 on file
  • PDF
    NOCO GENIUS5 6V & 12V 5A datasheet (dated 02.21.2024 in its file name)OfficialNOCOOfficial datasheet
    Certificate & compliance claims (1)
    ETL Listed (Intertek)Manufacturer claim · equipment listingClaimedListed when checked

    Printed as a mark on the datasheet's certification row: an "ETL LISTED US" shield mark with "Intertek" beneath it, alongside FCC, RoHS, UN38.3, IP65 and CE marks. The datasheet prints no certificate or file number; the mark is recorded as printed, not independently verified against Intertek's directory in this pass.

    Manufacturer document

    Official datasheet: NOCO GENIUS5 6V & 12V 5A datasheet (dated 02.21.2024 in its file name) Rev 02.21.2024 · Checked · Earlier document
    Source details
    Revision
    02.21.2024
    Revision date
    Not stated

    Location: Page 2, TECHNICAL SPECIFICATIONS block

    Retrieved

    NOCO's own two-page GENIUS5 datasheet, archived September 27, 2026. Establishes the TECHNICAL SPECIFICATIONS block.

    Archived copies

    Archived copy of a document published by NOCO. Copyright retained by the publisher; kept for reference and verification only, no endorsement implied. To ask for its removal, email legal@chargedreviews.com.

    Archived backup 02.21.2024 · 2.80 MB

    Archived copy, unaltered, kept as a record of what NOCO published. Original address: https://no.co/media/wysiwyg/downloads/brochures/Genius/genius5_data_sheet_02.21.2024_1.pdf. Copyright and takedown

    Source first found
    This copy captured
    Archived
    File detailsOriginal source
    Pages
    2
    Embedded creation date
    Embedded modification date

    Embedded dates are file metadata, not independent proof of publication.

    SHA-256: 39956c6d95099c125eb3a89ec10738e58f185931f47145b3825eb7d6d29a18e0

    Open
  • PDF
    NOCO GENIUS5 User Guide & Warranty (dated 4.18.2024a in its file name)OfficialNOCOOfficial warranty
    Source details
    Revision
    4.18.2024a
    Revision date
    Not stated

    Location: About GENIUS5 section; How To Use / Charging Modes table; Warranty section

    Retrieved

    NOCO's own GENIUS5 user guide and warranty booklet, archived September 27, 2026. Establishes the LiFePO4 chemistry statement, the per-mode charging table and the printed warranty term.

    Archived copies

    Archived copy of a document published by NOCO. Copyright retained by the publisher; kept for reference and verification only, no endorsement implied. To ask for its removal, email legal@chargedreviews.com.

    Archived backup 4.18.2024a · 0.48 MB

    Archived copy, unaltered, kept as a record of what NOCO published. Original address: https://no.co/media/wysiwyg/downloads/User_Guides/Genius/genius5na_user_guide_4.18.2024a.pdf. Copyright and takedown

    Source first found
    This copy captured
    Archived
    File detailsOriginal source
    Pages
    40
    Embedded creation date
    Embedded modification date

    Embedded dates are file metadata, not independent proof of publication.

    SHA-256: 2ac853c4c275423f39d96437b5ce723452fb532e2cda89ac8824a01706598b7b

    Open

Archive and older revisions

Archive and older revisions0

Earlier revisions, archived captures and copies published by someone other than the manufacturer. Every one stays reachable.

Archived documents

NOCO GENIUS5 6V & 12V 5A datasheet (dated 02.21.2024 in its file name)

Archived copy of a document published by NOCO. Copyright retained by the publisher; kept for reference and verification only, no endorsement implied. To ask for its removal, email legal@chargedreviews.com.

Archived backup 02.21.2024 · 2.80 MB

Archived copy, unaltered, kept as a record of what NOCO published. Original address: https://no.co/media/wysiwyg/downloads/brochures/Genius/genius5_data_sheet_02.21.2024_1.pdf. Copyright and takedown

Source first found
This copy captured
Archived
File detailsOriginal source
Pages
2
Embedded creation date
Embedded modification date

Embedded dates are file metadata, not independent proof of publication.

SHA-256: 39956c6d95099c125eb3a89ec10738e58f185931f47145b3825eb7d6d29a18e0

NOCO GENIUS5 User Guide & Warranty (dated 4.18.2024a in its file name)

Archived copy of a document published by NOCO. Copyright retained by the publisher; kept for reference and verification only, no endorsement implied. To ask for its removal, email legal@chargedreviews.com.

Archived backup 4.18.2024a · 0.48 MB

Archived copy, unaltered, kept as a record of what NOCO published. Original address: https://no.co/media/wysiwyg/downloads/User_Guides/Genius/genius5na_user_guide_4.18.2024a.pdf. Copyright and takedown

Source first found
This copy captured
Archived
File detailsOriginal source
Pages
40
Embedded creation date
Embedded modification date

Embedded dates are file metadata, not independent proof of publication.

SHA-256: 2ac853c4c275423f39d96437b5ce723452fb532e2cda89ac8824a01706598b7b

Submit a document

Warranty

Product warranty
3 years
Official warranty
Sources

Printed as "NOCO Three (3) Year Limited Warranty".

Official warranty: NOCO GENIUS5 User Guide & Warranty (dated 4.18.2024a in its file name) Rev 4.18.2024a · Checked · Earlier document

Location: User guide, Warranty section heading

Documented

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Certificates

1 on file2 claims on file · issuer check pending
ETL Listed (Intertek)Product / system scope unresolvedClaimedListed when checked

Printed as a mark on the datasheet's certification row: an "ETL LISTED US" shield mark with "Intertek" beneath it, alongside FCC, RoHS, UN38.3, IP65 and CE marks. The datasheet prints no certificate or file number.

Models: GENIUS5

Issued
Not stated
Valid from
Not stated
Expiry
Not stated
Issuer checked
Not checked
Official datasheet: NOCO GENIUS5 6V & 12V 5A datasheet (dated 02.21.2024 in its file name) Rev 02.21.2024 · Checked · Earlier document
Datasheet & manual claims1
ETL Listed (Intertek)Manufacturer claim · equipment listingClaimedListed when checked

Printed as a mark on the datasheet's certification row: an "ETL LISTED US" shield mark with "Intertek" beneath it, alongside FCC, RoHS, UN38.3, IP65 and CE marks. The datasheet prints no certificate or file number; the mark is recorded as printed, not independently verified against Intertek's directory in this pass.

Manufacturer document

Official datasheet: NOCO GENIUS5 6V & 12V 5A datasheet (dated 02.21.2024 in its file name) Rev 02.21.2024 · Checked · Earlier document

Parts and accessories

No sourced accessories or replacement parts listed yet.

Model history

Model identity

Model
GENIUS5

Manufacturer SKU GENIUS5 · US market

No historical observations recorded yet.

Community discussions

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Recalls / legal notices

No recalls or legal notices on file; this is not a complete recall or court search. All notices · Report a notice

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