Enercell is a battery brand that was sold exclusively by

RadioShack RadioShack (formerly written as Radio Shack) is an American electronics retailer that was established in 1921 as an amateur radio mail-order business. Its parent company was purchased by Tandy Corporation in 1962, which shifted its focus from ma ...

at retail stores and online. In a "battery of the month club" promotion introduced in the 1960s and discontinued in the early 1990s, RadioShack customers were issued a free wallet-sized cardboard card which entitled the bearer to one free battery a month when presented in RadioShack stores. The free Enercells were individual AA, C or D cells or 9V rectangular

transistor radio A transistor radio is a small portable radio receiver that uses transistor-based circuitry. Previous portable radios used vacuum tubes, which were bulky, fragile, had a limited lifetime, consumed excessive power and required large heavy batteri ...

batteries. Like the free tube testing offered in-store in the early 1970s, this small

loss leader A loss leader (also leader) is a pricing strategy where a product is sold at a price below its market cost to stimulate other sales of more profitable goods or services. With this sales promotion/marketing strategy, a "leader" is any popular artic ...

helped draw foot traffic. There were two editions of a "Enercell Battery Guidebook", published in 1985 and 1990. The selector guide was later moved online. While the "battery of the month" card program ended in the 1990s, the Enercell name remained in use as RadioShack's store brand of dry cells and transistor radio batteries. RadioShack for several years sold batteries branded "Enercell Plus" that were marketed as "Premium Alkaline" batteries. For a long time, Enercell batteries were manufactured for RadioShack by

Energizer Energizer Holdings, Inc. is an American manufacturer and one of the world's largest manufacturers of batteries, headquartered in Clayton, Missouri. It produces batteries under the Energizer, Ray-O-Vac, Varta, and Eveready brand names and fo ...

's parent company as were all batteries sold under a RadioShack store brand. There have been instances of button batteries with the Eveready logo printed on the shell of the actual battery that were enclosed in a RadioShack Enercell package. (Energizer's parent company used to be called

Eveready Battery Company Eveready Battery Company, Inc. is an American manufacturer of electric battery brands ''Eveready'' and ''Energizer'', owned by Energizer, Energizer Holdings. Its headquarters are located in St. Louis, Missouri. The predecessor company began in 1 ...

, and Eveready is one of their brands of batteries.)

References

External links

* (Redirects to the RadioShack website as of 2015) {{RadioShack Electric battery Consumer battery manufacturers RadioShack