GFMJ-300

VRLA Gel Battery

download battery model full details here

DOWNLOAD PDF
  • According to DIN-40742 standards, design life of 20 years
  • Tubular plate & special gel electrolyte, which can prevent active material falling and avoid acid stratification
  • High stability and security, millions of batteries are in service
  • Higher thermal capacity & better thermal diffusivity

Main Application

Deep cycling energy storage application

Solar& wind energy storage system

Off-grid & bad-grid hybrid sites

Floating applications for telecom sites

Nominal Voltage2 V
Capacity300 Ah @10hr to 1.80 V @ 25˚C(77˚F)
Weight26.0 kg (57.3 lbs)
DimensionsLength:145 mm(5.71in) Width:206 mm(8.11in) Height:354 mm(13.94in) Total height:386 mm(15.20 in)
Internal Resistance (full charged)0.47mΩ @ 25˚C(77˚F)
Short- circuit Current4238 A
Self Discharge @25˚C(77˚F)Less than 30% after 180 days storage
Operating Temperature RangeDischarge: -20˚C~ 50˚C(-4˚F~ 122˚F) Charge: -20˚C~ 50˚C(-4˚F~ 122˚F) Storage: 5˚C~ 40˚C(41˚F~ 104˚F)
Recommended Operating Temperature20˚C~ 25˚C (68˚F~ 77˚F)
Recommended Charging Current45 A
Charging Voltage @25˚C(77˚F)Float: 2.23 V/cell Equalize: 2.35 V/cell
TerminalM10
Container MaterialsABS/ABS V0 (Optional)
Capacity Affected by Temperature(C10)105 %@ 40˚C(104˚F) 74 %@ 0˚C(32˚F) 50 %@ -20˚C(-40˚F)
Design life @25°C(77˚F)20 years
F.V/Time
60 120 180 240 300 360 480 600 720 1200 6000 7200

1.80V

1.83V

1.85V

1.87V

1.90V

145

141

137

134

122

95.5

93

90

88

82.5

75

70.2

68

67

63

58.8

57

56

55

52

51

49

48

47.5

45

45

44

43

41.5

40

36

35

33

31.5

30

30

29

28.3

28

26.5

26

25.5

25

23.5

23

16.5

16.2

15.7

15.2

14.9

3.8

3.6

3.4

3.2

3.1

2.9

F.V/Time
60 120 180 240 300 360 480 600 720 1200 6000 7200

1.80V

1.83V

1.85V

1.87V

1.90V

268

265

260

255

235

190

185

180

175

160

150

140

135

133

125

117

114

112

110

104

102

98

96

95

90

90

89

87

83

76

71

69

67

65

62

61

59

57

56

53

54

53

52

48

45

33.3

33

32

30.6

30

7.7

7.3

6.8

6.6

6.2

5.8

Other Products GFMJ (OPzV)

GFMJ-200

VRLA Gel Battery

Capacity AH: 200 AH

Voltage: 2 V

view

GFMJ-250

VRLA Gel Battery

Capacity AH: 250 AH

Voltage: 2 V

view

GFMJ-350

VRLA Gel Battery

Capacity AH: 350 AH

Voltage: 2 V

view

GFMJ-420

VRLA Gel Battery

Capacity AH: 420 AH

Voltage: 2 V

view

GFMJ-490

VRLA Gel Battery

Capacity AH: 490 AH

Voltage: 2 V

view

GFMJ-600

VRLA Gel Battery

Capacity AH: 600 AH

Voltage: 2 V

view

GFMJ-800

VRLA Gel Battery

Capacity AH: 800 AH

Voltage: 2 V

view

GFMJ-1000

VRLA Gel Battery

Capacity AH: 1000 AH

Voltage: 2 V

view

GFMJ-1200

VRLA Gel Battery

Capacity AH: 1200 AH

Voltage: 2 V

view

GFMJ-1500

VRLA Gel Battery

Capacity AH: 1500 AH

Voltage: 2 V

view

GFMJ-2000

VRLA Gel Battery

Capacity AH: 2000 AH

Voltage: 2 V

view

GFMJ-2500

VRLA Gel Battery

Capacity AH: 2500 AH

Voltage: 2 V

view

GFMJ-3000

VRLA Gel Battery

Capacity AH: 3000 AH

Voltage: 2 V

view

THE shoto BRAND PROMISE

service

SERVICE

Delivery on time, every time to customer specifications. We pride ourselves on offering tailored service solutions to meet our customers' exact specifications.
Experience

EXPERIENCE

Our focused approach to exceptional end to end customer experience sets us apart from the competition. From enquiry to delivery and everything in-between we regularly exceed our customers’ expectations.
diamond

QUALITY

Manufactured using the latest technology and stringent quality control, our battery products are designed to exceed in performance and reliability.