& 8D, "2010 and newer Interstate Batteries, EAST PENN,
Agricultural & Commercial
kits are designed for East Penn and Exide batteries that have
level shut off. Measure your water level
inside the battery
cell opening with cap removed before ordering.
Penn battery company offers 8D batteries with the 3/4"
press in style cap and a 22mm x 1.5 pitch screw in cap.
To add to the confusion East Penn also manufactures these
same batteries with the Deka,
West Marine, and Duracell name brands. Select
the correct style cap at check out.
Newer DEEP CYCLE Interstate
8D batteries (manufactured by US Battery
after 2010) will use the longer water kit float with extended valve
length. Most Interstate deep cycle batteries manufactured
after 2010 will measure 1 5/8" to the water full level and only have a
3/4" press style cap. Only install the longer float valve kit
in the Interstate battery measuring the longer 1 5/8" dimension.
and Newer- INTERSTATE Aqua Pro Valve 1.62" Water Level
Aqua Pro is
manufactured in Germany by Rover and Rover. This style of
valve is available for NEWER
Interstate deep cycle batteries. JWP sells the Aqua
Pro for the deep cycle 4D, 6D, and 8D
batteries with either a .75" press in cap or a 22mm x 1.5 picth
batteries are manufactured for Interstate by US Battery after 2010
and have a 1.62" water level. You
select your cap style (3/4" taper) at check out. This valve
may fit other
"D" batteries that have
the .75" cell hole.
float valve lenght is designed specifically for the .75"
opening and the 1.62" water level in these batteries or is available for the newer
Interstate battery manufactured by US Battery.
Select the style of cell opening you have during the check
the battery case will not tell you who made the battery . YOU
MUST measure the water level in the cell hole by removing the cell cap.
Measure down the vent will (cell hole). Interstate deep cycle
manufactured by US Battery will measure 1.50" and will flood if
kits with the shorter floats.
Order the kit below that matches your water level and cap style for