Battery Tender Battery Management System Charger - 5 Bank Battery Charger

Battery Tender 5-bank battery management system charger for V-twin motorcycles, capable of charging or maintaining up to five 6V or 12V batteries simultaneously at 4 amps each. Microchip circuitry prevents dangerous sparks until clips are correctly connected, and built-in safety timer limits charging to 25 hours per cycle.

Features

• Charges/maintains up to 5 batteries at once, 6V or 12V @ 4 amps per bank
• AGM/Standard or GEL/Lithium 12V switchable
• 4 amps per output charging current
• Microchip safety prevents sparking until clips are correctly connected
• 25-hour safety timer
• Battery clamps included
• 3-year limited warranty

Specifications

• Brand: Battery Tender
• Manufacturer Part #: 021-0133-DL-WH
• UPC: 734357113310
• Dimensions: 18 in L × 12 in W × 8 in H
• Weight: 8.5 lbs
• AC Cord Length: 6 ft (16 AWG)
• DC Cord Length: 10 in (16 AWG)
• Country of Origin: China (Taiwan)

Fitment

Fits all V-twin motorcycles including Harley-Davidson and Indian Motorcycle models.

Frequently Asked Questions

Can this charge lithium batteries?

Yes — the charger has a switchable mode for GEL/Lithium 12V batteries, separate from the AGM/Standard mode.

How many batteries can I charge at once?

Up to five batteries simultaneously, each receiving 4 amps of charging current.

What's the safety timer for?

The 25-hour safety timer prevents overcharging by automatically shutting down after 25 hours to protect battery health.

Will this charger prevent sparks when connecting clamps?

Yes — the microchip circuitry detects proper clip connection before applying voltage, eliminating dangerous dead-short sparking.

What size batteries does this fit?

Both 6V and 12V batteries. You select the voltage and chemistry (AGM/Standard or GEL/Lithium) using the front panel switch.