Optima D34M

Category: Product ID: 4054


Model Voltage
CCA (Amps)
Ah (@ C20)
RC (in mins)
Weight (kg)
Dimensions** (L x W x H)(mm)
Dual –
19.6 Dual –
800? 66 140? 24.4 Dual –
900? 75
155? 27.3
Dual –
?*Specifications may change without notice **Dimensions are overall maximum and include all handles
Optima Blue Top Marine Battery

OPTIMA??BLUETOP??D34M Ultra high-performance SPIRALCELL TECHNOLOGY??AGM (absorbent glass mat) dual-purpose battery for marine and RV. BLUETOP??has three times the cycling capability (rechargeability) with ultimate cranking power for your boat or RV in a maintenance-free package. Perfect for multiple high-demand accessories and trolling motors with 15 times the vibration resistance and lighter weight. Lower internal resistance provides more efficient power output and faster recharges.

If you are looking for a deep-cycle group 24 or 34 battery for boat or RV, this is the one for you.

The OPTIMA??model number for this battery is D34M. If you are replacing an OPTIMA??battery you already have, this model is the same as batteries marked?8016-103, 9016-103, 27934, D34M-950, BLUED34, 12854, SC34DM, or N99D34MBLUE.

DOES NOT include installation and/or height adapters for automotive, light truck or van applications. The appropriate adapters are included with?REDTOP??and?YELLOWTOP??batteries.

Warranty:?2 years private use, all?OPTIMA??have their warranty details on the top label and are honoured by the warranty stated on that label.??

Battery Model: D34M
Part Number: 8016-103
NSN: 6140 01 475 9355
UPC Code: 8 11405 00103 1

Performance Data

Cold Cranking Amps: 750
Cranking Amps: 870
Nominal Voltage: 12 volts
Open Circuit Voltage (fully charged): 13.1 volts
Internal Resistance (fully charged): 0.0028 ohms
Capacity: 55 Ah (C/20)
Reserve Capacity: BCI: 120 minutes (25 amp discharge, 80?F (26.7?C), to 10.5 volts cut-off)

Physical Characteristics

Plate Design: High purity lead-tin alloy.? Wound cell configuration utilizing proprietary SPIRALCELL TECHNOLOGY?.
Electrolyte: Sulfuric acid, H2SO4
Case: Polypropylene
Case Color: Light Gray
Cover Color: ?OPTIMA? Blue
Group Size: BCI: 34
Post Type: Dual SAE & 5/16 Stainless Stud
Weight: 19.6 KG
Length: 254 mm
Width: 171 mm
Height: 199 mm


CCA (BCI 0?F): 750 amps
MCA (BCI 32?F): 870 amps

Recommended Charging

The following charging methods are recommended to ensure a long battery life:
(Always use a voltage regulated charger with voltage limits set as described below.)

Model: D34M
These batteries are designed for starting and deep cycle applications and for use in vehicles with large accessory loads.

Recommended Charging Information

Alternator: 13.65 to 15.0 volts
Battery Charger: 13.8 to 15.0 volts; 10 amps maximum; 6-12 hours approximate
Float Charge: 13.2 to 13.8 volts; 1 amp maximum; (indefinite time at lower voltages)
Rapid Recharge (Constant voltage charger): Maximum voltage 15.6 volts. No current limit as long as battery temperature remains below 125?F (51.7?C). Charge until current drops below 1 amp
Cyclic or Series String?Applications: 14.7 volts.? No current limit as long as battery temperature remains below 125?F (51.7?C).? When current falls below 1 amp, finish with 2 amp constant current for 1 hour.
All limits must be strictly adhered to.


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