Why Won’t My Schumacher Charger Charge a Completely Dead Battery and Show a Frown Face?

You plug in your Schumacher charger, hoping to revive a dead battery, but instead you get a frown face. This frustrating situation means the charger detects a problem and refuses to start charging. A deeply discharged battery often has voltage too low for the charger to sense. Many Schumacher models need at least 1.5 volts … Read more

Why Does My CTEK Battery Charger & Maintainer Use a Proprietary Connector Instead of SAE?

A proprietary connector is used instead of SAE because it prevents reverse-polarity connection and keeps the weatherproof seal intact. SAE plugs let anyone cross positive and negative, which can damage a charger or battery. I learned this the hard way after years of fighting corroded SAE plugs on my boat trailer. The molded click-in design … Read more

Schumacher SP1297 3A Battery Charger Review

Schumacher SP1297 3A Battery Charger Review The Schumacher Electric 3A Car Battery Charger and Maintainer is a 12V trickle charger and maintainer best suited for anyone with a motorcycle, ATV, or small car battery, and it delivers a steady 3A charge with a reconditioning mode that can revive older batteries. It weighs 1.8 pounds, works … Read more

Schumacher SC1324 4-in-1 Battery Charger Review

Schumacher SC1324 4-in-1 Battery Charger Review The Schumacher Electric Wheeled Automatic 6A Car Battery Charger and 200A Engine Starter is a wheeled 12-volt charger and jump starter best suited for car, truck, and boat owners who want one unit for starting engines and maintaining batteries, and it delivers 200 cranking amps of engine start power. … Read more

Schumacher SC1308 6-in-1 Battery Charger Review

Schumacher SC1308 6-in-1 Battery Charger Review The Schumacher Electric 6A Car Battery Charger and 100A Engine Starter, 6-in-1 Solution, Maintainer, 30A Boost, for 6V/12V Power Sport, Automotive, and Marine Batteries, SC1308 is a wheeled battery charger and engine starter best suited for home mechanics who want one unit for cars, trucks, and marine batteries, and … Read more

Schumacher SC1364 Wheeled Battery Charger Review

Schumacher SC1364 Wheeled Battery Charger Review The Schumacher Electric SC1364 Wheeled Automatic Car Battery Charger is a 4-in-1 wheeled charger best suited for a car owner with a gas or diesel vehicle who wants to start, charge, and recondition 12V batteries, and it delivers a 150A engine start with 20A boost charging. It also covers … Read more