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Techfine Deepcycle 12v 250ah battery R2800 each and have 7 available Whatsapp: Show 071 9007 4305 Free Maintenance 12V 250ah Battery Rechargeable Deep Cycle Inverter Solar Battery for Solar System Model NO. DC250-12 Type: Lead-Acid Batteries Usage: UPS, Electric Power, Lighting Nominal Voltage: 12V Discharge Rate: Medium Discharge Rate Shape: Flat Battery Electrolyte: Acid Installation: Fixed Rechargeable: Chargeable Nominal Capacity(10hr): 250ah Approx Weight: Approx 64kg Max. Discharge Current: 2000A (5s) Trademark: Techfine or OEM Transport Package: Carton/ Pallet Specification: 522*268*220*225mm Origin: Foshan HS Code: Show 8507200000 Product Description: Nominal Voltage: 12V. Nominal Capacity(10HR): 250AH. Dimension: Length 522 ±3mm (20.55 inches) Width 268 ±2mm (10.55 inches) Container Height: 220 ±2mm (8.66inches) Total Height (with Terminal): 225 ±2mm (8.86 inches) Approx Weight: Approx 64.0 Kg (141.1Ibs) Terminal: T11 Container Material: ABS Rated Capacity: 258.8AH/1 2.9A: (20hr ,1.80V/cell,25ºC/77ºF) 250.0 AH/25.0A: (10hr,1.80V/cell,25ºC/77ºF) 218.7 AH/43.7A: (5hr,1.75V/cell,25ºC/77ºF) 198.7 AH/66.2A: (3hr,1.75V/cell,25ºC/77ºF) 161.5 AH/161.5A: (1hr,1.60V/cell,25ºC/77ºF) Max. Discharge Current: 2000A (5s) Internal Resistance: Approx 2.0mΩ Operating Temp range: Discharge: -15~50ºC (5~122ºF) Charge: 0~40ºC (32~104ºF) Aircraft signal Storage: -15~40ºC (5~104ºF) Nominal Operating Temp. Range: 25 ±3ºC (77 ±5ºF) Cycle Use: Initial Charging Current less than 75.0A. Voltage Communication power supply 14.4V~14.9V at 25ºC(77ºF) Temp. Coefficient -30mV/ºC Standby Use: No limit on Initial Charging Current Voltage Auto control system 13.5V~13.8V at 25ºC(77ºF) Temp. Coefficient -20mV/ºC Capacity affected by Temperature: 40ºC (104 ºF)103% 25ºC (77 ºF )100% 0ºC (32ºF ) 86% Self-Discharge: Techfine batteries may be stored for up to 6 months at 25ºC(77ºF) and battery should be recharge before use. For higher temperatures the time interval will be shorter.