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Image source: NOCO GENIUS1, figure from the maker's own document "NOCO GENIUS1 6V & 12V 1A datasheet (dated 04.10.2024 in its file name)", in the entry that lists this part number. Line drawing; the document uses one drawing for several GENIUS chargers. Figure from the manufacturer's document, page 2.Paid link. As an Amazon Associate we earn from qualifying purchases. Price as of Nov 13, 2026, 8:00 PM PST, may change
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NOCO's model code, printed in the datasheet heading.
Official datasheet: NOCO GENIUS1 6V & 12V 1A datasheet (dated 04.10.2024 in its file name) Rev 04.10.2024 · Checked · Earlier documentLocation: Datasheet heading
Documented
Printed as "OUTPUT POWER: 15 Watts Max".
Official datasheet: NOCO GENIUS1 6V & 12V 1A datasheet (dated 04.10.2024 in its file name) Rev 04.10.2024 · Checked · Earlier documentLocation: Datasheet, TECHNICAL SPECIFICATIONS block, OUTPUT POWER
Documented
Printed as "UNIT WEIGHT: 0.77 lbs (0.35 kg)"; the kilogram figure is NOCO's own printed conversion.
Official datasheet: NOCO GENIUS1 6V & 12V 1A datasheet (dated 04.10.2024 in its file name) Rev 04.10.2024 · Checked · Earlier documentLocation: Datasheet, TECHNICAL SPECIFICATIONS block, UNIT WEIGHT
Documented
Printed under "LINE VOLTAGE AC:" in the datasheet's technical specifications table.
Official datasheet: NOCO GENIUS1 6V & 12V 1A datasheet (dated 04.10.2024 in its file name) Rev 04.10.2024 · Checked · Earlier documentLocation: Datasheet, TECHNICAL SPECIFICATIONS block, LINE VOLTAGE AC
Documented
Printed as "CHARGING CURRENT: 1A (12V), 1A (6V)" in the datasheet. The user guide's Charging Modes table prints the same 1A rating for the 12V LITHIUM mode.
Official datasheet: NOCO GENIUS1 6V & 12V 1A datasheet (dated 04.10.2024 in its file name) Rev 04.10.2024 · Checked · Earlier documentLocation: Datasheet, TECHNICAL SPECIFICATIONS block, CHARGING CURRENT
Documented
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 GENIUS1 6V & 12V 1A datasheet (dated 04.10.2024 in its file name) Rev 04.10.2024 · Checked · Earlier documentOfficial warranty: NOCO GENIUS1 User Guide & Warranty (dated 4.9.2024b in its file name) Rev 4.9.2024b · Checked · Earlier documentLocation: Datasheet, TECHNICAL SPECIFICATIONS block, CHARGING VOLTAGE; user guide How To Use / Charging Modes table
Documented
The Charging Modes table lists 12V, 12V AGM, 12V LITHIUM and 6V modes.
Official warranty: NOCO GENIUS1 User Guide & Warranty (dated 4.9.2024b in its file name) Rev 4.9.2024b · Checked · Earlier documentLocation: User guide, How To Use / Charging Modes table
Documented
The datasheet prints "CHEMISTRY: Lead-Acid and Lithium". The user guide states: "The GENIUS1 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 GENIUS1 6V & 12V 1A datasheet (dated 04.10.2024 in its file name) Rev 04.10.2024 · Checked · Earlier documentOfficial warranty: NOCO GENIUS1 User Guide & Warranty (dated 4.9.2024b in its file name) Rev 4.9.2024b · Checked · Earlier documentLocation: Datasheet CHEMISTRY field; user guide About GENIUS1 paragraph and 12V LITHIUM mode description
Documented
Printed as "OUTPUT POWER: 15 Watts Max".
Official datasheet: NOCO GENIUS1 6V & 12V 1A datasheet (dated 04.10.2024 in its file name) Rev 04.10.2024 · Checked · Earlier documentLocation: Datasheet, TECHNICAL SPECIFICATIONS block, OUTPUT POWER
Documented
Printed as "UNIT WEIGHT: 0.77 lbs (0.35 kg)"; the kilogram figure is NOCO's own printed conversion.
Official datasheet: NOCO GENIUS1 6V & 12V 1A datasheet (dated 04.10.2024 in its file name) Rev 04.10.2024 · Checked · Earlier documentLocation: Datasheet, TECHNICAL SPECIFICATIONS block, UNIT WEIGHT
Documented
Printed under "LINE VOLTAGE AC:" in the datasheet's technical specifications table.
Official datasheet: NOCO GENIUS1 6V & 12V 1A datasheet (dated 04.10.2024 in its file name) Rev 04.10.2024 · Checked · Earlier documentLocation: Datasheet, TECHNICAL SPECIFICATIONS block, LINE VOLTAGE AC
Documented
Printed as "CHARGING CURRENT: 1A (12V), 1A (6V)" in the datasheet. The user guide's Charging Modes table prints the same 1A rating for the 12V LITHIUM mode.
Official datasheet: NOCO GENIUS1 6V & 12V 1A datasheet (dated 04.10.2024 in its file name) Rev 04.10.2024 · Checked · Earlier documentLocation: Datasheet, TECHNICAL SPECIFICATIONS block, CHARGING CURRENT
Documented
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 GENIUS1 6V & 12V 1A datasheet (dated 04.10.2024 in its file name) Rev 04.10.2024 · Checked · Earlier documentOfficial warranty: NOCO GENIUS1 User Guide & Warranty (dated 4.9.2024b in its file name) Rev 4.9.2024b · Checked · Earlier documentLocation: Datasheet, TECHNICAL SPECIFICATIONS block, CHARGING VOLTAGE; user guide How To Use / Charging Modes table
Documented
The Charging Modes table lists 12V, 12V AGM, 12V LITHIUM and 6V modes.
Official warranty: NOCO GENIUS1 User Guide & Warranty (dated 4.9.2024b in its file name) Rev 4.9.2024b · Checked · Earlier documentLocation: User guide, How To Use / Charging Modes table
Documented
The datasheet prints "CHEMISTRY: Lead-Acid and Lithium". The user guide states: "The GENIUS1 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 GENIUS1 6V & 12V 1A datasheet (dated 04.10.2024 in its file name) Rev 04.10.2024 · Checked · Earlier documentOfficial warranty: NOCO GENIUS1 User Guide & Warranty (dated 4.9.2024b in its file name) Rev 4.9.2024b · Checked · Earlier documentLocation: Datasheet CHEMISTRY field; user guide About GENIUS1 paragraph and 12V LITHIUM mode description
Documented
Published claims and calculations, not independent test results.
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 GENIUS1 6V & 12V 1A datasheet (dated 04.10.2024 in its file name) Rev 04.10.2024 · Checked · Earlier documentLocation: Page 2, TECHNICAL SPECIFICATIONS block
Retrieved
NOCO's own two-page GENIUS1 datasheet, archived September 27, 2026. Establishes the TECHNICAL SPECIFICATIONS block.
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 copy, unaltered, kept as a record of what NOCO published. Original address: https://no.co/media/wysiwyg/downloads/brochures/Genius/GENIUS1_Data_Sheet_04.10.2024.pdf. Copyright and takedown
Embedded dates are file metadata, not independent proof of publication.
SHA-256: 983cc0b229675edcd6588b6db6bb1490616a29e6117bdd32f66377199ce7e524
Location: About GENIUS1 section; How To Use / Charging Modes table; Warranty section
Retrieved
NOCO's own GENIUS1 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 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 copy, unaltered, kept as a record of what NOCO published. Original address: https://no.co/media/wysiwyg/downloads/User_Guides/Genius/genius1na_user_guide_4.9.2024b.pdf. Copyright and takedown
Embedded dates are file metadata, not independent proof of publication.
SHA-256: 0d609d0fd81c9e25694336f15e33a8026861f61e29da2175deecb833717dbac7
Earlier revisions, archived captures and copies published by someone other than the manufacturer. Every one stays reachable.
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 copy, unaltered, kept as a record of what NOCO published. Original address: https://no.co/media/wysiwyg/downloads/brochures/Genius/GENIUS1_Data_Sheet_04.10.2024.pdf. Copyright and takedown
Embedded dates are file metadata, not independent proof of publication.
SHA-256: 983cc0b229675edcd6588b6db6bb1490616a29e6117bdd32f66377199ce7e524
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 copy, unaltered, kept as a record of what NOCO published. Original address: https://no.co/media/wysiwyg/downloads/User_Guides/Genius/genius1na_user_guide_4.9.2024b.pdf. Copyright and takedown
Embedded dates are file metadata, not independent proof of publication.
SHA-256: 0d609d0fd81c9e25694336f15e33a8026861f61e29da2175deecb833717dbac7
Printed as "NOCO Three (3) Year Limited Warranty".
Official warranty: NOCO GENIUS1 User Guide & Warranty (dated 4.9.2024b in its file name) Rev 4.9.2024b · Checked · Earlier documentLocation: User guide, Warranty section heading
Documented
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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: GENIUS1
Official datasheet: NOCO GENIUS1 6V & 12V 1A datasheet (dated 04.10.2024 in its file name) Rev 04.10.2024 · Checked · Earlier documentPrinted 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 GENIUS1 6V & 12V 1A datasheet (dated 04.10.2024 in its file name) Rev 04.10.2024 · Checked · Earlier documentNo sourced accessories or replacement parts listed yet.
Manufacturer SKU GENIUS1 · US market
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