Noco Genius GX4820 48 Volt, 20 Amp Battery Charger
Item #: GX4820   |    Temporarily Unavailable
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Noco Genius GX4820 48 Volt, 20 Amp Battery Charger

Item #: GX4820   |  Temporarily Unavailable
Be the first to Write a Review

MSRP: $549.95
Today's Price: Add to Cart for Final Price
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MSRP: $549.95
Price: Add to Cart for Final Price

Best Value
Free Shipping
5 Year Warranty
Brand New
100% Compatibility
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Product Specifications for Noco Genius GX4820 48 Volt, 20 Amp Battery Charger

BM Part #: GX4820
Voltage: 48 Volt
Charging Rate: 20 Amp
Input Voltage: 100-240 VAC, 50-60Hz
Length: 12"
Width: 8.5"
Height: 3.9"
Shipping Weight: 13.20Lbs
Warranty: 5 Year
Datasheet: Download

What's in the box:

  • GX4820 With Attached Eyelets
  • User Guide & Warranty Information
  • For batteries in the 55-425Ah range.
  • Charge fully drained lead-acid, AGM, and lithium-ion batteries - stay safely connected 24/7.
  • Ultimate performance and versatility. Charge 48-volt batteries, repair damaged batteries, and troubleshoot low voltage batteries.
  • Ultra-compact, portable, energy-efficient design that's impact, UV and waterproof.
  • Actively monitors battery for safe and efficient charging. Includes spark-proof technology and reverse polarity protection.
  • Advanced diagnostics automatically tests and detects a bad, damaged, or shorted battery.
  • AC and DC cords with lengths of 76 inches.

Product Description

Free Standard Shipping!

Order today and receive free standard shipping on your Noco Genius GX4820 48 Volt, 20 Amp Battery Charger. Only valid in the contiguous 48 states and not valid with any other offer. Physical address required (No PO Boxes).

The GX4820 UltraSafe Industrial Battery Charger for charging and maintaining industrial vehicles and equipment, like golf carts, scissor lifts, utility and electric vehicles. The GX4820 represents that latest technology for pronging battery life and extending battery run time. Features multiple charging modes from its push button interface, waterproof aluminum enclosure, detachable and replaceable A/C and D/C cords, and suitable for all types of deep-cycle batteries.

Image indentifying the LED displays

Four powerful battery chargers in one.

Easy-to-use interface paired with advanced charging technology.

Charge a wide range of lead-acid, deep cycle and lithium-ion batteries with a single battery charger. Its does the job of four separate battery chargers, plus maximizes battery life and run time while taking up less space than a single charger.

Compatible with Wet, Gel, MF, EFB, AGM, and Li-Ion batteries.

New industry standard..

Expertly designed. Precisely engineered. Manufactured tough.

The GX4820 Industrial Battery Charger is designed to last. With a rigid aluminum body and heavy over-molded strain reliefs, it will stand up to any rigorous activities thrown its way. The interface, like the rest of the battery charger is waterproof and tamperproof. The heavy duty cables are replaceable in the event of damage.

48V Normal Mode

For charging 48-volt Wet Cell, Gel Cell, Enhanced Flooded, Maintenance-Free, and Calcium batteries.

48V Cold/AGM Mode

For charging 48-volt batteries in cold temperatures below 50°F (10°C) or AGM batteries.

48V AGM+ Mode

For charging 48-volt advanced AGM batteries, which requires a higher than normal charging voltage.

48V Lithium Mode

For charging 48-volt lithium-ion batteries, including lithium iron phosphate.

Battery Optimization Feature For 12-Volt Onboard Marine Battery Charger


Stabilizes the internal battery chemistry for increased performance and longevity by optimizing the batteries internal specific gravity.

Maintenance Plus Feature For GENM2 On-Board Battery Charger

Maintenance Plus.

A powerful maintenance charge that not only actively monitors and manages charge cycles, but also provides a finishing charge every 24-hours, keeping your batteries fully charged with zero overcharge.

Interactive Feature For 2 Bank Onboard Marine Battery Charger


Dynamically alters the charging process based on organic battery feedback allowing for precision battery charging.

Recovery Feature For On Board Waterproof Marine Battery Charger


Applies a high-voltage pulse charge through the battery causing battery sulfation to convert back to active material, when detected.

Safety Feature For GENM2 On-Board Battery Charger 2 Bank


Protects against adverse and abnormal conditions, like reverse polarity, sparks, overcharging, over-current, open-circuits, short-circuits and overheating.

Firewall Feature For On-Board Waterproof Marine Battery Charger


We're big fans of safety. This charger has built-in redundant levels of safety protection to ensure it always remain safe during operation.

NOCO Genius Industrial Battery Charger Opportunity Charging Feature

Opportunity Charging.

Designed to rapidly charge batteries in applications where charging is intermittent between use.

5 Year Limited Warranty For On-Board Waterproof Marine Battery Charger

5 Year Warranty.

NOCO products are designed to last. That's why they are backed with an unbeatable warranty and unparalleled customer service.

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Cross Reference

The Noco Genius GX4820 48 Volt, 20 Amp Battery Charger has been cross-referenced to be compatible with or replace these OEM part numbers and models:

Designed for pallet jacks, lift trucks, aerial lifts, golf carts, and other industrial equipment.

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