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PowerSafe ES Series Batteries
Detailed Description Quick Performance and Physical Data Charging & Cabling Specs Detailed Discharge Power (watts) to 1.67 vpc Detailed Discharge Current (amps) to 1.75 vpc

Discharge Power (watts)

Mfr. Model #  WPC for 5 Min. To 1.67 VPC @ 25°C   WPC for 10 Min. To 1.67 VPC @ 25°C   WPC for 15 Min. To 1.67 VPC @ 25°C   WPC for 20 Min. To 1.67 VPC @ 25°C   WPC for 25 Min. To 1.67 VPC @ 25°C   WPC for 30 Min. To 1.67 VPC @ 25°C   WPC for 40 Min. To 1.67 VPC @ 25°C   WPC for 45 Min. To 1.67 VPC @ 25°C   WPC for 50 Min. To 1.67 VPC @ 25°C   WPC for 60 Min. To 1.67 VPC @ 25°C 
 EnerSys   ES-5 (san)                   603.0                  495.0                  422.0                  377.0                                                  290.0                                                                                                                  164.0
 EnerSys   ES-7 (san)                   834.0                  686.0                  585.0                  524.0                                                  401.0                                                                                                                  240.0
 EnerSys   ES-9 (san)               1,068.0                  876.0                  748.0                  669.0                                                  512.0                                                                                                                  304.0
 EnerSys   ES-11 (san)               1,299.0              1,068.0                  912.0                  816.0                                                  624.0                                                                                                                  373.0
 EnerSys   ES-13 (san)               1,517.0              1,247.0              1,064.0                  951.0                                                  728.0                                                                                                                  449.0
 EnerSys   ES-15 (san)               1,754.0              1,441.0              1,231.0              1,101.0                                                  843.0                                                                                                                  566.0
 EnerSys   ES-17 (san)               1,987.0              1,632.0              1,393.0              1,245.0                                                  954.0                                                                                                                  635.0
 EnerSys   ES-19 (san)               2,214.0              1,819.0              1,553.0              1,389.0                                              1,064.0                                                                                                                  707.0
 EnerSys   ES-21 (san)               2,437.0              2,003.0              1,710.0              1,529.0                                              1,170.0                                                                                                                  764.0
 EnerSys   ES-23 (san)               2,807.0              2,307.0              1,968.0              1,761.0                                              1,348.0                                                                                                                  824.0
 EnerSys   ES-25 (san)               3,036.0              2,494.0              2,129.0              1,905.0                                              1,458.0                                                                                                                  881.0
 EnerSys   ES-27 (san)               3,259.0              2,678.0              2,286.0              2,045.0                                              1,564.0                                                                                                                  935.0
 EnerSys   ES-29 (san)               3,477.0              2,857.0              2,438.0              2,180.0                                              1,670.0                                                                                                              1,047.0
 EnerSys   ES-31 (san)               3,688.0              3,032.0              2,588.0              2,315.0                                              1,773.0                                                                                                              1,101.0
 EnerSys   ES-33 (san)               3,901.0              3,204.0              2,735.0              2,447.0                                              1,874.0                                                                                                              1,150.0
 EnerSys   ES-35 (san)               4,106.0              3,372.0              2,879.0              2,576.0                                              1,972.0                                                                                                              1,196.0
 EnerSys   ES-37 (san)               4,305.0              3,537.0              3,020.0              2,701.0                                              2,069.0                                                                                                              1,241.0
                                                                                                                                                                                                                                                                                                                                                                                                                                                    
Mfr. Model #  WPC for 5 Min. To 1.67 VPC @ 25°C   WPC for 10 Min. To 1.67 VPC @ 25°C   WPC for 15 Min. To 1.67 VPC @ 25°C   WPC for 20 Min. To 1.67 VPC @ 25°C   WPC for 25 Min. To 1.67 VPC @ 25°C   WPC for 30 Min. To 1.67 VPC @ 25°C   WPC for 40 Min. To 1.67 VPC @ 25°C   WPC for 45 Min. To 1.67 VPC @ 25°C   WPC for 50 Min. To 1.67 VPC @ 25°C   WPC for 60 Min. To 1.67 VPC @ 25°C 
 EnerSys   ES-5B (san)                   663.0                  544.0                  464.0                  415.0                                                  319.0                                                                                                                  180.0
 EnerSys   ES-7B (san)                   917.0                  754.0                  643.0                  576.0                                                  441.0                                                                                                                  264.0
 EnerSys   ES-9B (san)               1,174.0                  963.0                  822.0                  736.0                                                  563.0                                                                                                                  334.0
 EnerSys   ES-11B (san)               1,428.0              1,174.0              1,003.0                  897.0                                                  686.0                                                                                                                  410.0
 EnerSys   ES-13B (san)               1,668.0              1,371.0              1,170.0              1,046.0                                                  800.0                                                                                                                  493.0
 EnerSys   ES-15B (san)               1,929.0              1,585.0              1,354.0              1,211.0                                                  927.0                                                                                                                  622.0
 EnerSys   ES-17B (san)               2,185.0              1,795.0              1,532.0              1,370.0                                              1,049.0                                                                                                                  698.0
 EnerSys   ES-19B (san)               2,435.0              2,000.0              1,708.0              1,527.0                                              1,170.0                                                                                                                  771.0
 EnerSys   ES-21B (san)               2,680.0              2,203.0              1,881.0              1,682.0                                              1,287.0                                                                                                                  840.0
 EnerSys   ES-23B (san)               3,087.0              2,537.0              2,164.0              1,938.0                                              1,482.0                                                                                                                  906.0
 EnerSys   ES-25B (san)               3,339.0              2,743.0              2,341.0              2,096.0                                              1,603.0                                                                                                                  969.0
 EnerSys   ES-27B (san)               3,584.0              2,945.0              2,514.0              2,249.0                                              1,720.0                                                                                                              1,028.0
 EnerSys   ES-29B (san)               3,824.0              3,142.0              2,681.0              2,398.0                                              1,837.0                                                                                                              1,151.0
 EnerSys   ES-31B (san)               4,056.0              3,335.0              2,846.0              2,546.0                                              1,950.0                                                                                                              1,211.0
 EnerSys   ES-33B (san)               4,291.0              3,524.0              3,008.0              2,692.0                                              2,061.0                                                                                                              1,265.0
 EnerSys   ES-35B (san)               4,516.0              3,709.0              3,166.0              2,834.0                                              2,169.0                                                                                                              1,315.0
 EnerSys   ES-37B (san)               4,735.0              3,890.0              3,322.0              2,972.0                                              2,275.0                                                                                                              1,365.0
                                                                                                                                                                                                                                                                                                                                                                                                                                                    
Mfr. Model #  WPC for 5 Min. To 1.67 VPC @ 25°C   WPC for 10 Min. To 1.67 VPC @ 25°C   WPC for 15 Min. To 1.67 VPC @ 25°C   WPC for 20 Min. To 1.67 VPC @ 25°C   WPC for 25 Min. To 1.67 VPC @ 25°C   WPC for 30 Min. To 1.67 VPC @ 25°C   WPC for 40 Min. To 1.67 VPC @ 25°C   WPC for 45 Min. To 1.67 VPC @ 25°C   WPC for 50 Min. To 1.67 VPC @ 25°C   WPC for 60 Min. To 1.67 VPC @ 25°C 
 EnerSys   ES-5 (pvc)                   603.0                  495.0                  422.0                  377.0                                                  290.0                                                                                                                  164.0
 EnerSys   ES-7 (pvc)                   834.0                  686.0                  585.0                  524.0                                                  401.0                                                                                                                  240.0
 EnerSys   ES-9 (pvc)               1,068.0                  876.0                  748.0                  669.0                                                  512.0                                                                                                                  304.0
 EnerSys   ES-11 (pvc)               1,299.0              1,068.0                  912.0                  816.0                                                  624.0                                                                                                                  373.0
 EnerSys   ES-13 (pvc)               1,517.0              1,247.0              1,064.0                  951.0                                                  728.0                                                                                                                  449.0
 EnerSys   ES-15 (pvc)               1,754.0              1,441.0              1,231.0              1,101.0                                                  843.0                                                                                                                  566.0
 EnerSys   ES-17 (pvc)               1,987.0              1,632.0              1,393.0              1,245.0                                                  954.0                                                                                                                  635.0
 EnerSys   ES-19 (pvc)               2,214.0              1,819.0              1,553.0              1,389.0                                              1,064.0                                                                                                                  707.0
 EnerSys   ES-21 (pvc)               2,437.0              2,003.0              1,710.0              1,529.0                                              1,170.0                                                                                                                  764.0
 EnerSys   ES-23 (pvc)               2,807.0              2,307.0              1,968.0              1,761.0                                              1,348.0                                                                                                                  824.0
 EnerSys   ES-25 (pvc)               3,036.0              2,494.0              2,129.0              1,905.0                                              1,458.0                                                                                                                  881.0
 EnerSys   ES-27 (pvc)               3,259.0              2,678.0              2,286.0              2,045.0                                              1,564.0                                                                                                                  935.0
 EnerSys   ES-29 (pvc)               3,477.0              2,857.0              2,438.0              2,180.0                                              1,670.0                                                                                                              1,047.0
 EnerSys   ES-31 (pvc)               3,688.0              3,032.0              2,588.0              2,315.0                                              1,773.0                                                                                                              1,101.0
 EnerSys   ES-33 (pvc)               3,901.0              3,204.0              2,735.0              2,447.0                                              1,874.0                                                                                                              1,150.0
 EnerSys   ES-35 (pvc)               4,106.0              3,372.0              2,879.0              2,576.0                                              1,972.0                                                                                                              1,196.0
 EnerSys   ES-37 (pvc)               4,305.0              3,537.0              3,020.0              2,701.0                                              2,069.0                                                                                                              1,241.0
                                                                                                                                                                                                                                                                                                                                                                                                                                                    
Mfr. Model #  WPC for 5 Min. To 1.67 VPC @ 25°C   WPC for 10 Min. To 1.67 VPC @ 25°C   WPC for 15 Min. To 1.67 VPC @ 25°C   WPC for 20 Min. To 1.67 VPC @ 25°C   WPC for 25 Min. To 1.67 VPC @ 25°C   WPC for 30 Min. To 1.67 VPC @ 25°C   WPC for 40 Min. To 1.67 VPC @ 25°C   WPC for 45 Min. To 1.67 VPC @ 25°C   WPC for 50 Min. To 1.67 VPC @ 25°C   WPC for 60 Min. To 1.67 VPC @ 25°C 
 EnerSys   ES-5B (pvc)                   663.0                  544.0                  464.0                  415.0                                                  319.0                                                                                                                  180.0
 EnerSys   ES-7B (pvc)                   917.0                  754.0                  643.0                  576.0                                                  441.0                                                                                                                  264.0
 EnerSys   ES-9B (pvc)               1,174.0                  963.0                  822.0                  736.0                                                  563.0                                                                                                                  334.0
 EnerSys   ES-11B (pvc)               1,428.0              1,174.0              1,003.0                  897.0                                                  686.0                                                                                                                  410.0
 EnerSys   ES-13B (pvc)               1,668.0              1,371.0              1,170.0              1,046.0                                                  800.0                                                                                                                  493.0
 EnerSys   ES-15B (pvc)               1,929.0              1,585.0              1,354.0              1,211.0                                                  927.0                                                                                                                  622.0
 EnerSys   ES-17B (pvc)               2,185.0              1,795.0              1,532.0              1,370.0                                              1,049.0                                                                                                                  698.0
 EnerSys   ES-19B (pvc)               2,435.0              2,000.0              1,708.0              1,527.0                                              1,170.0                                                                                                                  771.0
 EnerSys   ES-21B (pvc)               2,680.0              2,203.0              1,881.0              1,682.0                                              1,287.0                                                                                                                  840.0
 EnerSys   ES-23B (pvc)               3,087.0              2,537.0              2,164.0              1,938.0                                              1,482.0                                                                                                                  906.0
 EnerSys   ES-25B (pvc)               3,339.0              2,743.0              2,341.0              2,096.0                                              1,603.0                                                                                                                  969.0
 EnerSys   ES-27B (pvc)               3,584.0              2,945.0              2,514.0              2,249.0                                              1,720.0                                                                                                              1,028.0
 EnerSys   ES-29B (pvc)               3,824.0              3,142.0              2,681.0              2,398.0                                              1,837.0                                                                                                              1,151.0
 EnerSys   ES-31B (pvc)               4,056.0              3,335.0              2,846.0              2,546.0                                              1,950.0                                                                                                              1,211.0
 EnerSys   ES-33B (pvc)               4,291.0              3,524.0              3,008.0              2,692.0                                              2,061.0                                                                                                              1,265.0
 EnerSys   ES-35B (pvc)               4,516.0              3,709.0              3,166.0              2,834.0                                              2,169.0                                                                                                              1,315.0
 EnerSys   ES-37B (pvc)               4,735.0              3,890.0              3,322.0              2,972.0                                              2,275.0                                                                                                              1,365.0


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