FT680-48 High Capacity Dual Purpose AGM Battery

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Cycling Capacity
20 hour rate	60 Amp Hours

Reserve Capacity
@ 25 Amps	120 minutes	@ 75 Amps	20 minutes

Mechanical Specifications
Group Size	48
Terminal Type	AP
Total Height	7.48" (190 mm)
Height	7.48" (190 mm)
Width	6.69" (170 mm)
Length	10.94" (278 mm)
Weight	48.1 lbs (21.8 kg)
Case Type	ABS Plastic - Flame Res Rating UL94-HB

Discharge Table (Constant Current)
Time	Amps	Rate
20 hr	3	0.05 CA
10 hr	5.7	0.1 CA
8 hr	6.6	0.13 CA
5 hr	10.4	0.25 CA
3 hr	15.5	0.33 CA
2 hr	20.5	0.5 CA
1 hr	37	1 CA

Electrical Specifications
Nominal Voltage	12 Volt
Capacity @ 100 hour rate	66 AH
Capacity @ 20 hour rate	60 AH
Capacity @ 10 hour rate	57 AH
Capacity @ 5 hour rate	52 AH
CCA	680
CA or MCA	810
Short Circuit Current	2000 Amps
Internal Resistance	5.5m Ω

Charge Voltages
	Battery Voltages
Charge Stage	12V	24V	36V	48V
Bulk	14.7 V	29.4 V	44.1 V	58.8 V
Absorption	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 - 6.3	50-73	5.6 - 7.12
FR45	6.0 - 7.8	70-93	7.9 - 10.4
M8 | LT	7.1 - 8.3	85-98	9.6 - 10.10
DT (stud) | M10M (stud)	9.2 - 10.7	110-128	12.2 - 14.3

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	Name	Size
	Charging Instructions	1.1 MB
	Installation Manual	1.7 MB
	Spec-sheet	2.1 MB

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