Marine Master

Starting Battery

Specifications
10.75" L x 6.75" W x 9.375" H at 44 lbs
Flush cover, easy to install, maintenance-free design
DEKA 12 volt marine starting batteries are great for engines of all sizes and power requirements. Great for your fishing boat or luxury cruiser
Marine Master batteries can be used to start inboard/outboard motors
All starting batteries are sealed. Maint. Free
Call for price

PART NO.	CCA	REF. MCA	20hr CAP	MINS @23a	MINS @25a	WEIGHT (lb)	LENGTH		WIDTH		HEIGHT		Core Value
PART NO.	CCA	REF. MCA	20hr CAP	MINS @23a	MINS @25a	WEIGHT (lb)	in	mm	in	mm	in	mm	Core Value
12-VOLT MARINE / RV STARTING CALCIUM MAINTENANCE-FREE
24M7	800	1000	--	--	130	46	10^3/4	273	6^3/4	171	9^3/8	238	1.0
24M6	650	800	--	--	115	41	10^3/4	273	6^3/4	171	9^3/8	238	1.0
24M5	550	675	--	--	90	37	10^3/4	273	6^3/4	171	9^3/8	238	1.0
24M4	460	565	--	--	70	36	10^3/4	273	6^3/4	171	9^3/8	238	1.0
27M6	840	1050	--	--	182	57.5	12^1/2	318	6^3/4	171	9^3/8	238	1.0
12-VOLT MARINE / RV DUAL PURPOSE STARTING / CYCLE SERVICE
DP24	550	675	65	140	120	44	10^3/4	273	6^3/4	171	9^3/8	238	1.0
DP27	650	800	80	175	150	51	12^1/2	318	6^3/4	171	9^3/8	238	1.0
DP31DT	700	860	100	205	185	57	13	330	6^3/4	171	9^1/2	241	1.5
12-VOLT MARINE / RV DEEP CYCLE SERVICE
DC24	500	615	75	150	130	45.5	10^3/4	273	6^3/4	171	9^3/8	238	1.0
DC27	575	705	90	200	175	53.5	12^1/2	318	6^3/4	171	9^3/8	238	1.0
DC31DT	650	800	105	225	190	60	13	330	6^3/4	171	9^1/2	241	1.5
Note: "DC" (deep cycle) part numbers include double insulated glass mat separators.

PART NO.	REF. CCA	REF. MCA	8hr CAP	6hr CAP	WEIGHT (lb)	LENGTH		WIDTH		HEIGHT		Core Value
PART NO.	REF. CCA	REF. MCA	8hr CAP	6hr CAP	WEIGHT (lb)	in	mm	in	mm	in	mm	Core Value
8-VOLT MARINE AND INDUSTRIAL
8V195	980	1205	170	166	90	20^3/4	527	7^1/4	184	10^5/8	270	2.0
819	510	625	167	158	119	24^1/2	622	7^1/2	191	10^1/2	267	3.0
821	530	650	187	177	135	27^1/2	699	7^1/2	191	10^1/2	267	3.0
825	730	900	224	212	160	26^7/8	683	8^1/2	216	11^3/4	298	4.0

The Deka Marine Master series represents the absolute gold standard in dependable marine starting power. Engineered explicitly for high-cranking performance, these 12-volt sealed units deliver an immediate surge of energy to kick over inboard, outboard, and dual-purpose setups instantly. Its completely maintenance-free, flush-cover design keeps your engine compartment safe and clear while preventing external leakage or cell corrosion under heavy sea conditions.

Whether you are taking a weekend cruise down the Potomac or setting out early for a fishing trip in Montgomery County, you need a starting unit that eliminates anxiety at the dock. With advanced calcium-lead alloy grids and vibration-resistant construction, the Marine Master handles regular rough water pounding easily. Visit our physical retail store off Route 355 in Rockville to verify physical specifications, check active inventory, or pick up a reliable powerhouse for your boat or vessel.

Deep Cycle

Intimidator

battery replacement

Deka Intimidator Dual Purpose AGM Battery

Premium maintenance-free starting, cycling, and deep cycle service
Micro-porous glass mat separators prevents acid spills and terminal corrosion
Lower internal resistance ensures higher discharge rates and faster starts
2x the cycle life* extends performance and life
20x more vibration protection resists wave-pounding
Spillproof design enables flexible installation (upside-down not recommended) and safe handling around electronics
High freeze-resistance provides better all weather service

Deka 12-volt Intimidator AGM batteries are engineered to comfortably handle the most demanding marine and RV power environments. Featuring an advanced, completely spillproof Absorbent Glass Mat layout, this premium design provides ultimate safety, convenience, and flexible mounting options for dedicated boaters and RV enthusiasts alike.

The Intimidator Starting and Cycling series delivers heavy-duty engine cranking power combined with robust, moderate deep-cycling capabilities. This makes it the ideal upgrade for boat configurations packed with high-end navigation arrays, premium audio systems, and extensive electronic accessories that draw continuous background current.

For heavy-duty deep cycle demands, the Intimidator Heavy-Duty series offers prolonged power reserves for fish-finding fish spotters, demanding trolling motors, and onboard RV house appliances. Built with enhanced protection against deep discharges, these units outlast conventional batteries under grueling continuous use. Drop by our showroom on Route 355 in Rockville, Maryland, to get yours or to verify exact group size dimensions.

Sports Power

Motorcycle & Jetski

battery replacement

PART NO.	CCA @ 0°F	10 AH Rating	APPROX. WT.		LENGTH		WIDTH		HEIGHT
PART NO.	CCA @ 0°F	10 AH Rating	lbs.	kg	in.	mm	in.	mm	in.	mm
ETX9	120	8	7.2	3.2	5^7⁄8	150	3^7⁄16	88	4^3⁄16	106
ETX12	180	10	9.4	4.3	5^7⁄8	150	3^7⁄16	88	5^1⁄8	130
ETX14	220	12	12.0	5.4	5^7⁄8	150	3^7⁄16	88	5^3⁄4	145
ETX14L	220	12	12.0	5.4	5^7⁄8	150	3^7⁄16	88	5^3⁄4	145
ETX15	220	14	11.3	5.1	5^1⁄4	134	3^1⁄2	90	6^9⁄16	166
ETX15L	220	14	11.3	5.1	5^1⁄4	134	3^1⁄2	90	6^9⁄16	166
ETX16	325	19	17.0	7.7	6^7⁄8	175	4	100	6^1⁄8	155
ETX16L	325	19	17.0	7.7	6^7⁄8	175	4	100	6^1⁄8	155
ETX18L	340	20	18.0	8.2	8^1⁄8	206	3^9⁄16	91	63⁄8	163
ETX20L	310	17.5	15.5	7.0	6^7⁄8	175	3^7⁄16	88	6^1⁄8	155
ETX30L	400	26	21.7	9.8	6^5⁄8	168	5^3⁄16	131	6^7⁄8	176
ETX30LA	400	26	21.7	9.8	6^5⁄8	168	5^3⁄16	131	7^3⁄4	197

All batteries on this page have a black cover and gray case.
All batteries, here, are “Non-spillable” defined by DOT (Department of Transportation), ICAO (Int’l Comm. Airline Org.) and IATA (Int’l Airline Transport Assoc.) definitions

When it comes to high-octane performance, Deka Sports Power AGM batteries deliver the ultimate starting power required for motorcycles, jet skis, ATVs, and personal watercraft. Engineered with advanced absorbed glass mat technology, these rugged, factory-sealed units completely eliminate the hassle of dealing with acid fills, surface corrosion, or regular fluid maintenance.

Designed to withstand grueling vibration from wave-pounding trails or high-RPM highway acceleration, the Sports Power series features a spillproof, non-spillable design that meets strict DOT, ICAO, and IATA transport requirements. Bring your old power sports battery into our local retail location off Route 355 in Rockville, Maryland, to cross-reference your specific ETX model size, weight specs, and cold cranking amps (CCA).

slide L & R

Marine Master

Starting Battery

Intimidator

battery replacement

Motorcycle & Jetski

battery replacement

Working Hard For You

Page is under construction
(check back soon)

Marine Master

Starting Battery

Intimidator

battery replacement

Motorcycle & Jetski

battery replacement

Working Hard For You

Page is under construction(check back soon)

Page is under construction
(check back soon)