Optima battery Red Top series 8078-109 78

Battery Model:	78
Part Number:	8078-109
NSN:	Number applied for, product currently available
UPC Code:	8 11405 00165 9

Performance Data
Cold Cranking Amps:	800
Cranking Amps:	1000
Nominal Voltage:	12 volts
Open Circuit Voltage (fully charged):	12.8 volts
Internal Resistance (fully charged):	.0030 ohms
Capacity:	50 Ah (C/20)
Reserve Capacity:	BCI: 100 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:	Dark Gray
Cover Color:	â€œOPTIMAâ€ Red
Group Size:	BCI: 78
Post Type:	Side Terminal
Weight:	39.5 lb
Length:	10.06 in
Width:	7.31 in
Height:	7.25 in

Power
CCA (BCI 0°F):	800 amps
MCA (BCI 32°F):	1000 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: 78

These batteries are designed for engine starting applications. They are not recommended or warranted for use in deep cycle applications.

Recommended Charging Information
Alternator:	13.3 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 (Constant voltage charger) temperature remains below 125°F (51.7°C). Charge until current drops below 1 amp. - All limits must be strictly adhered to.

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Optima battery Red Top series 8078-109 78

Performance Data

Physical Characteristics

Power

Recommended Charging

Recommended Charging Information