GP series GP 12260 12V 26AH Valve Regulated Lead Acid Battery Maintenance-Free Sealed Lead Acid Battery. Absorbent Glass Mat (AGM) technology for efficient gas recombination of up to 99%. Design for Standby Power Applications 【 Float Charging Voltage】 13.5 ~ 13.8 VDC/Unit at 25℃ (77℉) 【Equalization Charging Voltage 】 14.4 ~ 15.0 VDC/Unit at 25℃ (77℉) 【 Self Discharge】 Less than 10% after 90 days, can be stored up to 6 months at 25℃ (77℉); Fully recharging is required before usage, and charged sooner if stored at higher temperature than 25℃ (77℉). 【Design Life】 Up to 5 Years in Standby Service at 25℃ Eurobat (20℃) : 3-5 years, Standard Commercial 【 Operating Temperature Range】 Nominal Operating Temperature : 25℃(77℉) Discharge : -15℃ ~ 50℃ (5℉~122℉) Charge: -15℃ ~ 40℃ (5℉~104℉) Storage: -15℃ ~ 40℃ (5℉~104℉) Specification Design according with IEC 61056-1/2: 2012 Nominal Voltage 12V (6 cells per unit) Nominal Capacity 26 Ah @20hr-rate to 1.75V per cell @25℃ (77℉) Weight Approx. 8.45 Kg (18.62 lbs) Maximum Discharge Current 350A (5sec) Internal Resistance Approx. 9.9mΩ Short Circuit Current 635A Maximum Charge Current 7.8A Terminal types B1/B3/B3B terminal to accept M5 bolt Terminal hardware Torque 59 Kgf-cm / 51 Lbf-in / 5.73 N-m Container Material ABS (UL 94-HB) & Flame Retardant (94-V0) available upon request Dimensions Length (L) 166.0±2.0 mm 6.54±0.08 inch Width (W) 175.0±2.0 mm 6.89±0.08 inch Container Height (h) 125.0±1.5 mm 4.92±0.06 inch Overall Height (H) 125.0±1.5 mm 4.92±0.06 inch Constant Current Discharge Characteristics Unit: A (25℃, 77℉) F.V/Time 1.60V 1.67V 1.70V 1.75V 1.80V 1.85V 5 MIN 106 99.0 95.7 89.7 83.3 76.7 10MIN 69.0 65.9 64.6 62.0 59.4 56.5 15MIN 52.8 51.1 50.4 49.0 47.5 45.8 30MIN 32.7 32.3 32.2 31.6 31.1 30.5 60MIN 19.6 19.5 19.4 19.3 19.2 19.1 90MIN 14.3 14.2 14.1 14.0 13.9 13.8 2HR 11.5 11.4 11.3 11.2 11.1 11.0 3HR 8.14 8.13 8.12 8.11 8.10 8.09 5HR 5.24 5.23 5.22 5.21 5.19 5.17 8HR 3.46 3.43 3.42 3.38 3.35 3.31 10HR 2.82 2.79 2.78 2.74 2.70 2.66 20HR 1.47 1.42 1.41 1.37 1.33 1.29 8HR 41.5 41.2 41.0 40.6 40.2 39.8 10HR 33.8 33.5 33.3 32.9 32.4 32.0 Issued: 20HR 17.6 17.1 16.9 16.5 16.0 15.6 161101 Constant Power Discharge Characteristics Unit: W (25℃, 77℉) F.V/Time 5MIN 10MIN 15MIN 30MIN 60MIN 90MIN 2HR 1.60V 1270 828 634 392 235 172 138 1.67V 1181 790 610 385 234 171 137 1.70V 1139 772 602 382 233 170 136 1.75V 1071 744 586 378 232 169 135 1.80V 999 713 570 373 231 168 134 1.85V 920 678 550 367 230 167 133 Please refer to the official site for the lastest rating confirmation. URL: www.csb-battery.com Sales Offices 3HR 97.7 97.6 97.5 97.4 97.3 97.2 5HR 62.9 62.8 62.7 62.6 62.3 62.1 Recognized under UL 1989, and certified by ISO 9001, 14001. BUSINESS HEADQUARTERS Tel: +886-2-2880-5600 Fax: +866-2-2888-3300 USA OFFICE Tel: +1-817-244-7777 / 1-(800)3-CSB-USA (272872) Fax: +1-817-244-4445 EUROPE (EMEA) OFFICE Tel: +31(0)180-418-140 Fax: +31(0)180-418-327 TAIPEI OFFICE Tel: +886-2-2880-5600 Fax: +866-2-2888-3300 SHENZHEN OFFICE (CHINA) Tel: +86-755-8831-6488, 8831-6775 Fax: +86-755-8831-6075 SHANGHAI OFFICE (CHINA) Tel: +86-21-5046-1622, 5046-0833 Fax: +86-21-5046-1046 BEIJING OFFICE (CHINA) Tel: +86-10-5820-5336, 5820-5338 Fax: +86-10-5820-3053