OPTIMA Technical Specs BlueTop - Optima Batteries - #1

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OPTIMA® BlueTop Technical Specs STARTING AND DUAL PURPOSE MODELNUMBER BT SLI 4.2 BT DC 4.2 BT DC 5.0 BT DC 5.5 PERFORMANCE Voltage 12 12 12 12 Cold Cranking Amps @ -18°C 815 765 845 975 Cranking Amps @ 0°C 1000 870 1000 1125 Reserve Capacity 100 120 140 155 Minutes Capacity (C/20 rate) (Ah) 50 55 66 75 Internal Resistance (ohms) 0,003 0,0028 0,0025 0,0025 PHYSICAL SPECS Length (mm) 254 254 309 325 Width (mm) 175 175 172 165 Height (mm) 200 200 221 238 Minimum Weight (kg) 17,4 19,7 22,7 26,5 Dual SAE & Dual SAE & Dual SAE & GM Dual SAE & GM GM GM 5/16 5/16 Post Type Stainless Stainless Stud Stud 5/16 5/16 Stainless Stud 5/16 5/16 Stainless Stud Stainless Stainless Stud Stud BCI Group 34 34 27 31 *Requires purchase of two BT DC 4,2 batteries Charging Info The following charging methods are recommended to insure a long battery life (Always use a voltage regulated charger, with voltage limits set as described below): BlueTop Type: BT SLI 4,2 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, no amperage limit.