SPECIFICATIONS**
- **Nominal Voltage:** 2V
- **Nominal Capacity:** 500Ah @ 10-hour rate F.V. (1.80V/cell)
- **Approx. Weight:** 36.0kg (79.4lbs.)
- **Terminals:** B6 (Fitting M8 bolt & nut), I3 is optional
- **Internal Resistance:** ≤0.8mΩ (Fully Charged)
- **Max. Discharge Current:** 2200A (5 sec.)
- **Max. Charge Current:** 125A
- **Operating Temperature Range:**
- **Charge:** 0°C ~ 40°C (32°F ~ 104°F)
- **Discharge:** -20°C ~ 50°C (-4°F ~ 122°F)
- **Storage:** -20°C ~ 40°C (-4°F ~ 104°F)
- **Opening Pressure:** 10 ~ 35 kPa
- **Container Material:** Standard: ABS (UL94 HB), MSB-500; Optional: Flame Retardant ABS (UL94 V-0), MSB-500FR
**DIMENSIONS (mm/inch)**
- **Length:** 241 ± 2.0 (9.49 ± 0.08)
- **Width:** 172 ± 2.0 (6.77 ± 0.08)
- **Container Height:** 331 ± 2.0 (13.03 ± 0.08)
- **Total Height:** 359 ± 2.0 (14.13 ± 0.08)
b.b.battery-MSB-500 (2V, 500Ah)VRLA Rechargeable Battery
**APPLICATIONS**
- Telecom
- UPS (Uninterruptible Power Supply)
- Central Office
- Energy Storage Systems
**FEATURES**
- Sealed structure, no electrolyte leakage or spill
- High-performance alloy for corrosion resistance
- Unique electrolyte system for maximum service life
- Special paste formula promotes good charging acceptance
- Gel technology electrolyte
- Absorbent Glass Mat technology for efficient gas recombination
**SPECIFICATIONS**
- **Nominal Voltage:** 2V
- **Nominal Capacity:** 500Ah @ 10-hour rate F.V. (1.80V/cell)
- **Approx. Weight:** 36.0kg (79.4lbs.)
- **Terminals:** B6 (Fitting M8 bolt & nut), I3 is optional
- **Internal Resistance:** ≤0.8mΩ (Fully Charged)
- **Max. Discharge Current:** 2200A (5 sec.)
- **Max. Charge Current:** 125A
- **Operating Temperature Range:**
- **Charge:** 0°C ~ 40°C (32°F ~ 104°F)
- **Discharge:** -20°C ~ 50°C (-4°F ~ 122°F)
- **Storage:** -20°C ~ 40°C (-4°F ~ 104°F)
- **Opening Pressure:** 10 ~ 35 kPa
- **Container Material:** Standard: ABS (UL94 HB), MSB-500; Optional: Flame Retardant ABS (UL94 V-0), MSB-500FR
**DIMENSIONS (mm/inch)**
- **Length:** 241 ± 2.0 (9.49 ± 0.08)
- **Width:** 172 ± 2.0 (6.77 ± 0.08)
- **Container Height:** 331 ± 2.0 (13.03 ± 0.08)
- **Total Height:** 359 ± 2.0 (14.13 ± 0.08)
**Constant Power Discharge Characteristics at 25°C/77°F (Unit: Watts)**
| Discharge Time | 30 Min | 1 Hr | 2 Hr | 3 Hr | 4 Hr |
|----------------|--------|-------|-------|-------|-------|
| F.V. | 50.22 | 52.66 | 54.23 | - | - |
| 1.85V | 655.8 | 727.5 | 797.0 | - | - |
| 1.80V | 450.0 | 495.0 | 525.0 | 312.5 | 331.3 |
| 1.75V | 289.5 | 312.5 | 333.3 | 238.9 | 251.5 |
| 1.70V | 225.5 | 193.0 | 164.5 | 143.3 | 119.0 |
**Constant Current Discharge Characteristics at 25°C/77°F (Unit: Amps)**
| Discharge Time | 30 Min | 1 Hr | 2 Hr | 3 Hr | 4 Hr |
|----------------|--------|-------|-------|-------|-------|
| F.V. | 350.0 | 240.0 | 152.5 | 117.9 | 92.5 |
| 1.85V | 165.0 | 85.0 | 60.5 | - | - |
| 1.80V | 390.0 | 265.0 | 125.0 | 102.0 | 72.5 |
| 1.75V | 430.8 | 282.5 | 132.4 | 107.0 | - |
| 1.70V | 477.5 | 303.0 | 183.3 | 137.9 | 109.8 |
| 1.65V | 511.3 | 315.3 | 188.3 | 142.5 | 67.5 |
| 1.60V | 537.5 | 323.3 | 193.8 | 114.5 | 68.8 |
Contact: Albert Shu
Phone: 13775032303
Tel: 400-1177-032
Email: 13775032303@139.com
Add: Room 2-3208, Financial Street Rongyu, No. 780 Wanhangdu Road, Jing'an District, Shanghai, China