Skip to: | |

Newegg.com - A great place to buy computers, computer parts, electronics, software, accessories, and DVDs online. With great prices, fast shipping, and top-rated customer service - once you know, you Newegg.

If you are reading this message, Please click this link to reload this page.(Do not use your browser's "Refresh" button). Please email us if you're running the latest version of your browser and you still see this message.

Newegg.com - Computer Parts, Laptops, Electronics, HDTVs, Digital Cameras and More!

Home
Home > 
Automotive & Industrial > 
Tools & Equipment > 
Jump Starters, Battery Chargers & Portable Power > 
Battery Tender > 
Item#: 9SIA7K42MZ8959

Battery Tender 021-0123 Junior 12V Battery Charger

Ships from United States. Most customers receive within 4-10 days.

Sold and Shipped by 2x_Power a-seller

Purchases from these Sellers are generally covered under our Newegg Marketplace Guarantee.
Marketplace Seller
  • Solid State Two Color LED Indicator
  • Spark proof during lead connection
  • Perfect for charging all 12-volt lead-acid
  • Complete 4-step charging program
  • Automatic charge cycle

LOADING... LOADING...
  • Overview
  • Specifications
  • Warranty & Returns
  • Reviews
Junior 12V Battery Charger
Junior 12V Battery Charger

The Battery Tender® Junior offers much more than a trickle charger could offer. It has a brain. It's lightweight, compact, and fully automatic; very easy to use, especially in small spaces. It will keep your battery fully charged so that it is ready to go when you are!

  • Perfect for all lead-acid, flooded or sealed maintenance free batteries (AGM and gel cell).
  • Complete 4-step charging program (Initialization, Bulk Charge, Absorption Mode, Float Mode).
  • Automatically switches to float / maintenance voltage after fully charging the battery.
  • If the battery voltage drops too far under load, full charger output power resumes.
  • Solid state two color LED indicates stage of charger.
  • Spark proof.
  • Reverse polarity protected.
  • 12' output cord.
  • 5 year warranty
Junior 12V Battery Charger

Smart Microcontroller
Our onboard computer assures correct level of power is sent to the battery at all times.

Junior 12V Battery Charger

ISM Adaptive Charging
ISM (Infinite Sequential Monitoring) adapts to the battery's needs hundreds of times per second.

Junior 12V Battery Charger

Reversed Hook-Up Protection
Battery Tender checks for a correct connection before giving power.

Junior 12V Battery Charger

Sparkproof
Battery Tender checks for a correct connection before giving power.

Junior 12V Battery Charger

Quick Disconnect Harness
Connect and disconnect Battery Tender Junior in seconds.

Junior 12V Battery Charger

Connect And Forget It
Once connected, the Battery Tender manages your battery's health on it's own.

Junior 12V Battery ChargerJunior 12V Battery Charger
Junior 12V Battery ChargerJunior 12V Battery ChargerJunior 12V Battery ChargerJunior 12V Battery Charger
Junior 12V Battery Charger

Learn more about the Battery Tender 021-0123

Details

|
Brand
Battery Tender
Model
021-0123
Features
Perfect for all lead-acid, flooded or sealed maintenance free batteries (AGM and gel cell).

Complete 4-step charging program (Initialization, Bulk Charge, Absorption Mode, Float Mode).

Automatically switches to float / maintenance voltage after fully charging the battery.

If the battery voltage drops too far under load, full charger output power resumes.

Solid state two color LED indicates stage of charger.

Spark proof.

Safety timer: 80 Hrs.

Reverse polarity protected.

12' output cord.

Agency Approvals: UL / CSA / BC / FCC
Warranty, Returns, And Additional Information
ICON Loading...
ICON Loading...
Purchases from these Sellers are generally covered under our Newegg Marketplace Guarantee.
Marketplace Seller
This product is available at a lower price from other sellers.
  • Add to Wish List
Selected Items

Best Service Sellers

  • Deff Audio

    Sold and Shipped by:

    Deff Audio Email This Seller
    Ask Deff Audio about:
    • Battery Tender 021-0123 Junior 12V Battery Charger
    • We won't share your email with anybody. We'll only use your
      email to contact you
    • Submit

    Ships from United States.

  • Burkart Automotive

    Sold and Shipped by:

    Burkart Automotive Email This Seller
    Ask Burkart Automotive about:
    • Battery Tender 021-0123 Junior 12V Battery Charger
    • We won't share your email with anybody. We'll only use your
      email to contact you
    • Submit

    Ships from United States.

  • Zoro

    Sold and Shipped by:

    Zoro Email This Seller
    Ask Zoro about:
    • Battery Tender 021-0123 Junior 12V Battery Charger
    • We won't share your email with anybody. We'll only use your
      email to contact you
    • Submit

    Ships from United States.

  • JB Tool Sales

    Sold and Shipped by:

    JB Tool Sales Email This Seller
    Ask JB Tool Sales about:
    • Battery Tender 021-0123 Junior 12V Battery Charger
    • We won't share your email with anybody. We'll only use your
      email to contact you
    • Submit

    Ships from United States.

  • AtBatt.com

    Sold and Shipped by:

    AtBatt.com Email This Seller
    Ask AtBatt.com about:
    • Battery Tender 021-0123 Junior 12V Battery Charger
    • We won't share your email with anybody. We'll only use your
      email to contact you
    • Submit

    Ships from United States.

  • Compare offers from more sellers as low as $22.71 plus shipping
Are you an E-Blast Insider?
 
Subscribe Newegg e-Blast
PayPal
Shop without retyping payment details. Secure shopping made faster.
Check out with PayPal.

This item is eligible for Newegg Premier benefits. Are you a Newegg Premier Member? If not, sign up today and get:

  • Free 3-day-or-less shipping on eligible items, discounts on 2- or 1-day delivery
  • Free shipping on returns using labels available on our website
  • No re-stocking fees
Learn More | Sign-in

Condition Guidelines

The following guidelines apply to all product categories unless otherwise indicated within specific categories.

  • New : This means the product will ship as received by the manufacturer, sealed, with all advertised components, and with the manufacturer warranty.
  • Refurbished : This means the product was tested and repaired as required to meet the standards of the refurbisher, which may or may not be the original manufacturer. Any exceptions to the condition of the item outside the manufacturer’s information should be provided in the listing, up to and including warranty details.
  • Open Box : Newegg only guarantees your receipt of the Open Box product with the purchase of this item. Any accessories MAY OR MAY NOT be included. Newegg will NOT send you any missing accessories, even if it is required to use all of the item’s functions.Open Box items usually do not come with manufacturer or vendor warranty or technical support. However, warranty support may be available if an item was never registered by a previous owner. Please contact the manufacturer to check.
  • Used - Like New : This means that the product has been opened, possibly used but is in perfect condition with no signs of cosmetic or functional defect. Product may includes warranty, and accessories found with the original product. Product may or may not be in the original packaging. Returned items with minor packaging defects fall under this category.
  • Used - Very Good : This means that the product has been opened, may show slight signs of use and cosmetic blemish, and may be missing minor accessories, but remain in excellent condition. Product does not come with warranty unless stated otherwise in product description.
  • Used - Good : This means that the product has been used, may show clear signs of use and may be missing minor accessories, but remain in good condition. Product does not come with warranty unless stated otherwise in product description.
  • Used - Acceptable : This means that the product shows clear signs of use, cosmetic defect, and may be missing minor accessories and manual, but remain in working condition. Product does not come with warranty unless stated otherwise in product description. Functionality issues beyond signs of use should be disclosed in product description.
Price Available at Checkout
Why can’t we show you details of this product?

Some manufacturers place restrictions on how details of their products may be communicated.

If the Adobe Reader does not appear when you click on a link for a PDF file, you can download Adobe Reader from the Adobe web site.