This premium performance 8V dry series battery is equipped with an AP & 5/16” Stud terminal type and has more capacity than traditional lead-acid batteries, even in extreme conditions. All RELiON R4000 batteries have installation flexibility. These non-hazardous, clean batteries emit no gasses during normal operation. They can be used safely near sensitive equipment or people.
Electrical Specifications |
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Nominal Voltage | 8 V |
Capacity @ C100 | 180 Ah |
Capacity @ C20 | 170 Ah |
Capacity @ C10 | 156 Ah |
Capacity @ C5 | 144 Ah |
Capacity @ 56A | 115 min |
Capacity @ 25A | 361 min |
Energy @ C100 | 1440 Wh |
Internal Resistance | 2.5 mΩ |
Short Circuit Current | 4200 A |
Self Discharge | <3% per Month |
Mechanical & Physical Specifications |
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Dimensions (L x W x H) | 10.24 x 7.09 x 10.79” 260 x 180 x 274 mm |
Weight | 70.6 lbs (32 kg) |
Terminal Type | AP & 5/16” Stud |
Terminal Torque AP | 44 - 62 in-lbs (5 - 7 N-m) |
Terminal Torque STUD | 120 - 180 in-lbs (14 - 20 N-m) |
Battery Type | VRLA |
Case Material | Polypropolyene |
Handle | Rope with plastic grip |
Temperature Specifications |
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Operation/Storage Temperature Range | -4 - 122 ºF (-20 - 50 ºC) |
Charge Specifications |
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Recommended Charge Current | 17 - 34 A |
Maximum Charge Current | 44 A |
Compliance Specifications |
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Shipping Classification | UN 2800, CLASS 8 |
Charge Stage (24 V System) |
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Bulk/Absorption | 28.8 V - 29.4 V |
Float | 27.2 - 27.6 V |
Charge Stage (48 V System) |
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Bulk/Absorption | 57.6 V - 58.8 V |
Float | 54.4 - 55.2 V |
Charge Temperature Compensation |
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Cold Temperature Charging | +2.8 mV/cell/ºF +5 mV/cell/ºC |
Hot Temperature Charging | -2.8 mV/cell/ºF -5 mV/cell/ºC |
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