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Wuhan Future Intepower Co., Ltd.
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Home > Products > OPzS Battery > 2V 800Ah OPzS Battery with Tubular Plate Construction and 20+ Years Design Life for Photovoltaic Systems

2V 800Ah OPzS Battery with Tubular Plate Construction and 20+ Years Design Life for Photovoltaic Systems

Product Details

Place of Origin: Wuhan

Certification: CE UL ISO9001 ISO14001

Model Number: OPzS2-800

Payment & Shipping Terms

Minimum Order Quantity: Negotiable

Price: Negotiable

Packaging Details: Carton and Wooden Pallet

Delivery Time: 30 Days

Payment Terms: T/T L/C,D/A,D/P

Supply Ability: 10000PCS/30Days

Get Best Price
Highlight:

opzs tubular battery

,

high capacity solar battery

Type:
Tubular Flooded Battery
Nominal Voltage:
2V
Rated Capacity:
800Ah
Approx Weight:
58Kg
Battery Case:
SAN
Internal Resistance:
0.50mOhm
Battery Designed Life:
More Than 20 Years
Terminal Type:
Female Copper Insert M8 (torque:10~12N.m)
Self Discharge:
Approx. 4% Per Month @20°C
Type:
Tubular Flooded Battery
Nominal Voltage:
2V
Rated Capacity:
800Ah
Approx Weight:
58Kg
Battery Case:
SAN
Internal Resistance:
0.50mOhm
Battery Designed Life:
More Than 20 Years
Terminal Type:
Female Copper Insert M8 (torque:10~12N.m)
Self Discharge:
Approx. 4% Per Month @20°C
2V 800Ah OPzS Battery with Tubular Plate Construction and 20+ Years Design Life for Photovoltaic Systems
2V800Ah Storage OPzS Battery Photovoltaic System Tubular Plate Battery
Product Overview

The OPzS series is a traditional tubular plate flooded battery offering 20+ years design life according to IEC60896-11 standard. With advanced design and technical improvements, it provides maximum efficiency and reliability for diverse applications.

Construction Details
  • Positive Plate: Tubular plate with die cast alloy grid
  • Negative Plate: Balanced Pb-Ca grid for improved recombination efficiency
  • Separator: Leaf shape rubber separator
  • Electrolyte: Dilute high purity sulphuric acid of 1.240 specific gravity
  • Battery Container: SAN material
  • Battery Cover: ABS material
  • Pillar Seal: Double layers epoxy resin seal
  • Relief Valve: Complete with integrated flame arrestor
Technical Specifications
Parameter Specification
Nominal Voltage (V) 2
Designed Floating Life (20°C) 20+ Years
Nominal Capacity (20°C) 800 Ah @ C10 (to 1.80Vpc)
Dimensions L191mm × W210mm × H700mm
Approx. Weight Without electrolyte: 42Kg
With electrolyte: 58Kg
Terminal Type Female Copper Insert M8 (torque: 10~12N.m)
Internal Resistance Approx. 0.50mOhm (fully charged @ 25°C)
Max. Charge Current 160 A
Max. Discharge Current (5S) 2500 A
Short Circuit Current 4000 A
Self Discharge Approx. 4% per month @ 20°C
Ambient Temperature Discharge: -25~65°C
Charge: -20~65°C
Storage: -15~40°C
Float Charge Voltage 2.21-2.25V @25°C (-3mV/°C/cell)
Equalize Charge Voltage 2.35-2.4V @25°C
Container Material SAN
Constant Current Discharge Characteristics: Amps (20°C)
F.V./Time 5min 10min 15min 30min 1h 2h 3h 4h 5h 8h 10h 20h
1.90V 399 363 330 323 299 234 189 159 139 103 91.0 50.1
1.85V 431 413 406 404 340 259 209 176 163 109 95.0 52.3
1.8V 688 660 646 556 437 305 256 200 173 123 100 55.0
1.75V 826 792 768 636 487 330 265 208 178 125 103 57.8
Constant Power Discharge Characteristics: W/cell (20°C)
F.V./Time 5min 10min 15min 30min 1h 2h 3h 4h 5h 8h 10h 20h
1.90V 774 704 632 611 575 500 411 347 298 217 188 101
1.85V 836 802 779 759 654 565 430 386 331 237 204 110
1.80V 1335 1281 1098 1016 857 685 547 447 378 267 220 114
1.75V 1602 1537 1126 1023 864 712 579 473 395 271 229 117
Performance Characteristics

Charge Characteristic

Battery charge characteristic curve diagram

Discharge Characteristic

Battery discharge characteristic curve diagram

Cycle Life vs Depth of Discharge

Cycle life versus depth of discharge relationship chart

Capacity vs Temperature

Battery capacity versus temperature performance chart

Cycle Discharge Voltage Curve

Cycle discharge voltage curve diagram
Applications
  • Standby Power Applications
  • Medical Equipment
  • Telecommunications
  • UPS Systems
  • Cable Television
  • Railroad Utility
  • Electric Utility
  • Photovoltaic System
  • Control Equipment
  • Alternative Energy System
  • Security System
Key Advantages
  • 20+ years design life at floating condition
  • Wide operating temperature range from -40°C to 60°C
  • Tubular positive plate with prolonged cycle life
  • Nano Silica gel electrolyte
  • Lead Calcium die cast grid with improved corrosion resistance capability
  • Excellent deep discharge recovery capability
  • Low self-discharge rate and long shelf life (1 year at 20°C)