Optima/BlueTop marine battery (D31M) | Specialty Automotive Battery

Part Number: D31M
Alternate Part Number: D31M-OB

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Features & Benefits
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Optima BlueTop Marine has the endurance and cycling ability your boat and RV demands while maintaining cranking power! Spill-proof AGM design can be mounted in most positions, is 15X more vibration resistant & recharges faster than standard batteries.

Optima BlueTop provides up to 3X longer cycle life
Optima BlueTops are dual purpose for engine and accessory power
Optima is spill proof and maintenance-free with superior vibration resistance
Optima has superior recharging capabilities

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Part Number:	D31M
Weight:	60.89 lbs
Warranty:	2 YR
Application:	Marine
BCI Cold Cranking Amps (CCA):	900
BCI Cold Cranking Amps Value:	Tested to BCI Standard
BCI Designation:	31
Battery Height:	240 mm - 9 7/16 in
Battery Length:	330 mm - 13 in
Battery Width:	173 mm - 6 13/16 in
Core Charge Applicable:	Yes
EN / DIN Designation:	Not Applicable
JIS Designation:	Not Applicable
Positive Terminal Side:	Left
Post Location:	Top Post
Reserve Capacity (min):	155
Voltage:	12
Shipping Information:	Overnight and Two Day shipping are not available for PO Box, APO/FPO/DPO or US Territory addresses.
MSDS Information:	Click to View