FFD55-12 Dual Purpose AGM Battery
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FFD55-12.pdf (317.25 KB)
dc-Installation_Manual.pdf (1.58 MB)
dc-Charging_Instructions.pdf (1.04 MB)
FFD55-12.pdf (317.25 KB)
dc-Installation_Manual.pdf (1.58 MB)
dc-Charging_Instructions.pdf (1.04 MB)
Cycling Capacity
20 hour rate: 55 Amp Hours
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Reserve Capacity
@ 25 Amps: 85 minutes
@ 75 Amps: 0 minutes
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Mechanical Specifications
Group Size: 22NF
Terminal Type: M6
Total Height: 8.35″ (212 mm)
Height: 8.19″ (208 mm)
Width: 5.43″ (138 mm)
Length: 9.02″ (229 mm)
Weight: 36.2 lbs (16.4 kg)
Case Type: ABS Plastic – Flame Res Rating UL94-HB
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Electrical Specifications
Nominal Voltage: 12 Volt
Capacity @ 100 hour rate: 61 AH
Capacity @ 20 hour rate: 55 AH
Capacity @ 10 hour rate: 46 AH
Capacity @ 5 hour rate: 44 AH
CCA: 350 Amps
CA or MCA: 450 Amps
PHCA: 825 Amps
Short Circuit Current: 1325 Amps
Internal Resistance: 9m Ω
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Discharge Table (Constant Current)
Time | Amps | Rate |
20 hr | 2.8 | 0.05 CA |
10 hr | 4.6 | 0.1 CA |
8 hr | 5.6 | 0.13 CA |
5 hr | 8.8 | 0.25 CA |
3 hr | 12.5 | 0.33 CA |
2 hr | 16.6 | 0.5 CA |
1 hr | 31 | 1 CA |
Charge Voltages
Charge Stage | Battery Voltages-12V | Battery Voltages-24V | Battery Voltages-36V | Battery Voltages-48V |
Bulk | 14.7 V | 29.4 V | 44.1 V | 58.8 V |
Absortion | 14.7 V | 29.4 V | 44.1 V | 58.8 V |
Float | 13.6 V | 27.2 V | 40.8 V | 54.6 V |
TC Factor: -4mV/°C/cell |
Temperature Range Specifications
Condition | Recommended | Maximum |
Storage | -15°C to 50°C | -40°C to 71°C |
Operation | -15°C to 40°C | -40°C to 71°C |
Charge with TC | -15°C to 50°C | -40°C to 71°C |
Charge without TC | 0°C to 40°C | -15°C to 50°C |
Terminal Torque Specifications
Terminal Type | ft-lbs | in-lbs | Nm |
AP | DT (AP) | M6 | M6M (stud) | TP07 (AP) | TP08 (AP) | 4.2 – 6.0 | 50-70 | 5.6 – 7.9 |
FR45 | 6.0 – 7.5 | 70-90 | 7.9 – 10.1 |
M8 | 7.1 – 8.0 | 85-95 | 9.6 – 10.7 |
DT (stud) | M10M (stud) | 9.2 – 10.4 | 110-125 | 12.2 – 14.0 |