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EnerSys ODYSSEY Extreme Battery ODX-AGM31M (31M-PC2150)

Last updated: 18 October 2026

Battery and charging

Voltage
12

“ODX-AGM31M (31M-PC2150) 12 2150 1950 1625 1150 1545 1370 103 98 220 13 (330) 6.8 (173) 9.9 (251) 8.9 (226) 77.8 (35.3) SAE and 3/8-16” Stud (Pos.), 5/16-18” Stud (Neg.) 200 (22.6)/100 (11.3) studs only 2.2”

Source: odysseybattery.com/extreme-series-battery-specifications

Maximum continuous discharge
1150

“ODX-AGM31M (31M-PC2150) 12 2150 1950 1625 1150 1545 1370 103 98 220 13 (330) 6.8 (173) 9.9 (251) 8.9 (226) 77.8 (35.3) SAE and 3/8-16” Stud (Pos.), 5/16-18” Stud (Neg.) 200 (22.6)/100 (11.3) studs only 2.2”

Source: odysseybattery.com/extreme-series-battery-specifications

Peak discharge
2150

“ODX-AGM31M (31M-PC2150) 12 2150 1950 1625 1150 1545 1370 103 98 220 13 (330) 6.8 (173) 9.9 (251) 8.9 (226) 77.8 (35.3) SAE and 3/8-16” Stud (Pos.), 5/16-18” Stud (Neg.) 200 (22.6)/100 (11.3) studs only 2.2”

Source: odysseybattery.com/extreme-series-battery-specifications

Capacity, at the 20-hour rate
103

“ODX-AGM31M (31M-PC2150) 12 2150 1950 1625 1150 1545 1370 103 98 220 13 (330) 6.8 (173) 9.9 (251) 8.9 (226) 77.8 (35.3) SAE and 3/8-16” Stud (Pos.), 5/16-18” Stud (Neg.) 200 (22.6)/100 (11.3) studs only 2.2”

Source: odysseybattery.com/extreme-series-battery-specifications

Reserve capacity
220

“ODX-AGM31M (31M-PC2150) 12 2150 1950 1625 1150 1545 1370 103 98 220 13 (330) 6.8 (173) 9.9 (251) 8.9 (226) 77.8 (35.3) SAE and 3/8-16” Stud (Pos.), 5/16-18” Stud (Neg.) 200 (22.6)/100 (11.3) studs only 2.2”

Source: odysseybattery.com/extreme-series-battery-specifications

Size and fit

Overall dimensions
13 (330) 6.8 (173) 9.9 (251) 8.9 (226)

“ODX-AGM31M (31M-PC2150) 12 2150 1950 1625 1150 1545 1370 103 98 220 13 (330) 6.8 (173) 9.9 (251) 8.9 (226) 77.8 (35.3) SAE and 3/8-16” Stud (Pos.), 5/16-18” Stud (Neg.) 200 (22.6)/100 (11.3) studs only 2.2”

Source: odysseybattery.com/extreme-series-battery-specifications

Terminals
SAE and 3/8-16" Stud (Pos.), 5/16-18" Stud (Neg.)

“SAE and 3/8-16" Stud (Pos.), 5/16-18" Stud (Neg.)”

Source: odysseybattery.com/extreme-series-battery-specifications

Stated weight
77.8 (35.3)

“ODX-AGM31M (31M-PC2150) 12 2150 1950 1625 1150 1545 1370 103 98 220 13 (330) 6.8 (173) 9.9 (251) 8.9 (226) 77.8 (35.3) SAE and 3/8-16” Stud (Pos.), 5/16-18” Stud (Neg.) 200 (22.6)/100 (11.3) studs only 2.2”

Source: odysseybattery.com/extreme-series-battery-specifications

Identity

Model code
ODX-AGM31M

“ODX-AGM31M (31M-PC2150) 12 2150”

Source: odysseybattery.com/extreme-series-battery-specifications

Sources

  • Archived document

    Source: odysseybattery.com/extreme-series-battery-specifications

    Retrieved October 8, 2026