SKU: 35467354741

JAC0348MAN - Schauer 48V, 2.5A Golf Cart Battery Maintainer - 115VAC - Battery Clips

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Description

JAC0348MAN - Schauer 48V, 2.5A Golf Cart Battery Maintainer - 115VAC - Battery ClipsModel JAC0348MAN (0891 142) Schauer JAC0348MAN 48V, 2. 5A Electronic Battery Maintainer with Battery Clips THIS MODEL (JAC0348MAN) HAS BEEN REPLACED BY AN UPDATED MODEL FROM SCHAUER, THE SBC0348MTR, PLEASE CLICK HERE. Extend the life of your golf cart batteries with the Schauer JAC0348MAN Battery Maintainer. Simply connect it to your set of fully charged batteries, and this maintainer will keep your batteries at full charge and prevent sulfation

Model JAC0348MAN (0891-142)

Schauer JAC0348MAN - 48V, 2.5A Electronic Battery Maintainer with Battery Clips

 

THIS MODEL (JAC0348MAN) HAS BEEN REPLACED BY AN UPDATED MODEL FROM SCHAUER, THE SBC0348MTR, PLEASE CLICK HERE.


Extend the life of your golf cart batteries with the Schauer JAC0348MAN Battery Maintainer. Simply connect it to your set of fully-charged batteries, and this maintainer will keep your batteries at full charge and prevent sulfation during periods of storage. The JAC0348MAN is designed to be connected to your batteries for extended periods, even months at a time - keeping them in peak condition and ready to go.

2-Stage Charge Control provides 2.5A bulk charge to a constant finishing voltage of 52.7V, then to a float mode, providing only the amperage necessary to maintain the batteries at a float voltage of 52.7, depending upon their condition.

FOR 48 VOLT GOLF CARTS ONLY. PLEASE CHECK YOUR CART VOLTAGE BEFORE ORDERING.

NOTE: The JAC0348MAN is a BATTERY MAINTAINER, NOT A BATTERY CHARGER. It will keep your fully-charged golf cart batteries at a proper maintenance voltage, but it WILL NOT recharge a set of discharged golf cart batteries.

Features

• For 48 VOLT battery systems ONLY. Use on 10AH to 300AH lead acid batteries - typical of golf carts, industrial scrubbers, etc.
• Can be used for any type lead acid battery, including conventional, maintenance free, deep cycle, gelled-type, valve regulated batteries.
• Current limiting
• Short Circuit and Reverse-Polarity protection (user-replaceable fuse)
• Fully automatic maintainer can be left on the battery in maintaining/float mode. If AC power is interrupted, the maintainer will turn itself back on when AC power is restored.
• Aluminum case with 2 LED status lights

Specifications

• Finish Voltage: 52.7V ±0.2
• Float Voltage: 52.7V ±0.2
• AC Input Voltage: 115VAC 50/60Hz
• AC Input Amps: 2A
• Nominal DC Output Volts: 48V
• Nominal DC Output Amps: 2.5A
• Minimum Battery Voltage Required to Start Charging: 0V
• AC Cord: 72", with grounded North America 115VAC plug (IEC C13 connector)
• DC Lead: 45", with Battery Clips
• Unit Length (case): 6.5"
• Unit Width: 3.5"
• Unit Height: 1.8"
• Unit Weight: 1.8 lbs.
• Approvals: CE
• Warranty: 2 Year Limited

Operation

• Operate in an environment with proper ventilation
• Do not operate in a damp or wet environment

The battery pack should first be fully charged with a primary charger. When primary charging is complete, remove the primary charger and connect the JAC0348MAN.

NOTE: THIS UNIT IS A BATTERY MAINTAINER, NOT A BATTERY CHARGER. IT WILL KEEP YOUR FULLY-CHARGED GOLF CART BATTERIES AT A PROPER MAINTENANCE VOLTAGE, BUT IT WILL NOT RECHARGE A SET OF DISCHARGED GOLF CART BATTERIES. If you use this unit on discharged golf cart batteries, damage to the unit will likely result, and the warranty will be voided.

Connection Sequence:
1) Attach positive (Red) battery clip to positive post of first battery in the series. (This post can be identified because it has a cable that does not connect to another battery. The cable from this post is connected to the positive side of the cart's electrical system.)
2) Attach Negative (Black) battery clip to negative post of last battery in the series. (As with the positive post connection, this post can also be identified because it has a cable that does not connect to another battery. The cable from this post is connected to the negative side of the cart's electrical system, or to a common ground.)
3) Plug maintainer into AC power.
4) Turn maintainer power switch on.
Use Caution! Incorrect connection across complete battery pack may cause battery over voltage/damage/fire/explosion.
NOTE: Since the maintainer is connected directly to the battery posts (and not charging through the golf cart system), the golf cart may be put in "tow" mode to avoid any load on the batteries while in maintenance.

The JAC0348MAN maintainer will provide 2.5 amp charging current until the battery voltage reaches 52.7V. Then it will hold float voltage at 52.7V and only provide the amount of current necessary to maintain the batteries at 52.7V, depending upon their condition. If the battery voltage is below 52.7V when the maintainer is connected, then it will cycle through this process.

LED Status Indicator Lights in normal charge cycle:
• LED 1 (Left): RED - AC Power connected, Power Switch ON
• LED 2 (Right): OFF - Battery not connected / Fuse Blown
• LED 2 (Right): YELLOW - High Current mode - 2.5-0.5A output. Fan: HIGH
• LED 2 (Right): GREEN - Low Current mode - ≤1A output. Fan: OFF

Information Downloads

JAC0348MAN User Manual

 

Schauer Replacement Fuse Guide

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 35467354741

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★★★★★ 5
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Josie
Houston, US
★★★★★ 4
great tiny corner shelves
Color: Black, Size: 10.5" x 10.5", Set of 2
Definitely not a very strong shelf. Easy to put up, no missing parts and the material was just as it looks on the picture. They give you the right dimensions but you can put about a box of tissues on it that how big they are. The weight of them is very light.
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EG
Los Angeles, US
★★★★★ 5
cute and easy to install
Color: Brown, Size: 10.5" x 10.5", Set of 2
I needed a little shelf to put a plant in a corner and these were perfect. Super easy to install and worked fine even though it turns out my corners aren't perfectly square. Everything you need to hang the shelf is included. Once on the wall it is sturdy and doesn't wiggle. Perfect size for what I needed. The variation in the color makes it seem like higher end wood.
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Reviewed in the United States on December 21, 2025
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Richard W Jenkins
Fort Morgan, US
★★★★★ 5
STURDY AND ATTRACTIVE
Color: Brown, Size: 10.5" x 10.5", Set of 2
EXCELLENT PRODUCT
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Reviewed in the United States on May 14, 2026
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Vickie
Birmingham, US
★★★★★ 5
Great shelves
Color: Grey, Size: 10.5" x 10.5", Set of 4, Color: Grey, Size: 10.5" x 10.5", Set of 4
Easy to install
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