GFM-300 Sealed Maintenance Free Rechargeable Battery AGM 2v 300ah Lead Acid Battery

Main Applications

1. Back-up power for communication and signal system
2. Back-up power for Electric power system&nuclear power station
3. Solar and wind power generation energy storage system
4. Back-up power for military&navigation
5. Back-up power for UPS&emergency lighting

Benefits

1. 15 years designed life
2. Adopt the TLS patent technology with reliable sealing
3. Unique design for monomer structure, complete range of models with wide choice
4. Mature product technology and stable operation

Technical Features

1. The plate is with the structure of big grid and block, and is made of special alloy through special process of quadric basic lead sulfate, which improves specific energy of the battery and prolongs the cycle service life

2. Positive grid is made of special multi alloy, which overcomes the shortcomings of early capacity loss. It has long service life under both float charge and cycle utilization.
3. Add special additives tothe positive and negative plate, improve the utilization of active material and charging acceptability

4. High-purity electrolyte and special additives Unique assembled maze seal structure of termi-nal (patented technology) ensures the safety and reliability of seal.
 

Normal Voltage		2V
Capacity		300Ah @ 10hr to 1.80V @ 25˚C(77˚F)
Weight		17.4 kg (38.36 lbs)
Dimensions		Length: 181 mm (7.13 in) Width: 124 mm (4.88 in) Height: 346 mm (13.62 in) Total height: 365 mm (14.37 in)
Internal Resistance (full charged)		0.60mΩ
Short- circuit current		2950A
Self Discharge @25˚C(77˚F)		Less than 3% after 30 days storage
Operating Temperature Range		Discharge: -40˚C ～ 50˚C(-40˚F ～ 122˚F) Charge: -20˚C ～ 45˚C(-4˚F ～ 113˚F) Storage: -20˚C ～ 40˚C(-4˚F ～ 104˚F)
Recommended Operating Temperature		15˚C ～ 25˚C (59˚F ～ 77˚F)
Recommended Charging Current		45A
Charging Voltage @25˚C(77˚F)		Float: 2.23 V/cell Equalize: 2.35 V/cell
Terminal		M8
Capacity Affected by Temperature		106 % @ 40˚C 80 % @ 0˚C 60 % @ -20˚
Design life @25°C		15 years