Lantern 509, 510S NEDA 915

Type IEC 4R25 so contains 4 x "F" size Zinc Carbon cells.

Connections: Center spring - and outer corner spring +

Versions: Over the years the outer package and branding varies. Internal constuction in 2013 versions similar to 1950s (Pitch seal rather than plastic stopper at top of cell).

509 version rebranding later as "Super Heavy Duty" and  "Lantern Battery Built To Last" (Germany 1970s 11 DM). Also sold as  EV10S (packaging variation)

Current (2013) version is model 510S

Compatible/Identical with UK Ever Ready 996  (also PJ996) now replaced by Eveready 996 in the market previously Ever Ready markets acquired by Energiser.

Various outer cover materials during life, by 2000s using two piece moulded plastic.

Used in some UK radio models singly or two centre tapped 12V supply. US manufacturers preferred the  similar 744 pack which has a socket rather than springs.

Aufschrieb auf der Batterieseite: NO: 1209  6 Volt  Made in U.S.A.   Eveready battery Company, Inc.  St. Louis, MO 63164

Here you find 157 models, 138 with images and 20 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Eveready (Ever Ready), AENMC / National Carbon Company (NCC); Columbia