MSB-1000-b.b.Battery2V1000AH-Valve controlled sealed lead-acid batteries are suitable for uninterruptible power supply (UPS) systems, telecommunications systems, and industrial vehicles

b.b.Battery MSB-1000 (2V, 1000Ah) VRLA Rechargeable Battery

**FEATURES**
- Sealed structure, no electrolyte leakage or spillage.
- High-performance alloy ensures corrosion-proof features.
- Unique electrolyte system for maximum service life.
- Special paste formula promotes good charging acceptance.
- Electrolyte with gel technology.
- Absorbent Glass Mat technology for efficient gas recombination.

**APPLICATIONS**
- Telecom
- UPS (Uninterruptible Power Supplies)
- Central Office
- Energy Storage Systems

**SPECIFICATIONS**
- **Nominal Voltage:** 2V
- **Nominal Capacity:** 1000Ah @ 10-hour rate F.V. (1.80V/cell)
- **Approx. Weight:** 72.0 Kg (158.7 lbs.)
- **Terminals:** B6 (Fitting M8 bolt & nut), I3 is optional
- **Internal Resistance:** ≤0.5mΩ (Fully Charged)
- **Max. Discharge Current:** 4000 A (5 sec.)
- **Max. Charge Current:** 250 A
- **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
- **Safety Valve:** Standard: ABS (UL94 HB), MSB-1000; Optional: Flame Retardant ABS (UL94 V-0), MSB-1000FR
- **Container Material:** C

**DIMENSIONS (mm/inch)**
- **Length:** 475 ± 2.0 (18.70 ± 0.08)
- **Width:** 175 ± 2.0 (6.89 ± 0.08)
- **Container Height:** 328 ± 2.0 (12.91 ± 0.08)
- **Total Height:** 356 ± 2.0 (14.02 ± 0.08)

**CONSTANT POWER DISCHARGE CHARACTERISTICS AT 25°C/77°F (Unit: W)**
| Discharge Time | 30 Min | 1 Hr | 2 Hr | 3 Hr | 4 Hr | 5 Hr | 6 Hr | 8 Hr | 10 Hr | 12 Hr | 20 Hr |
|----------------|--------|------|------|------|------|------|------|------|-------|-------|-------|
| 1.85V          | 1311.5 | 900.0| 990.0| 579.0| 451.0| 477.7| 503.0| 520.2| 350.5 | 302.0 | 329.0 |
| 1.80V          | 344.0  | 352.5| 269.0| 286.5| 299.0| 306.5| -    | -    | -     | -     | -     |
| 1.75V          | 222.5  | 238.0| 186.0| 161.2| 168.9| 174.7| 178.8| 181.3| -     | -     | -     |
| 1.70V          | 100.4  | 105.3| 108.4| 110.2| 111.2| 111.5| -    | -    | -     | -     | -     |

**CONSTANT CURRENT DISCHARGE CHARACTERISTICS AT 25°C/77°F (Unit: A)**
| Discharge Time | 30 Min | 1 Hr | 2 Hr | 3 Hr | 4 Hr | 5 Hr | 6 Hr | 8 Hr | 10 Hr | 12 Hr | 20 Hr |
|----------------|--------|------|------|------|------|------|------|------|-------|-------|-------|
| 1.85V          | 50.4   | 53.5 | 55.6 | 58.0 | 60.0 | 61.5 | -    | -    | -     | -     | -     |
| 1.80V          | 530.0  | 565.0| 330.0| 351.5| 250.0| 264.7| -    | -    | -     | -     | -     |
| 1.75V          | 600.0  | 366.5| 275.9| 219.5| 186.0| 160.0| 131.0| 109.5| 92.2  | -     | -     |
| 1.70V          | 646.5  | 394.2| -    | -    | -    | -    | -    | -    | -     | -     | -     |
| 1.65V          | 1022.5 | 630.5| 376.5| 285.1| 225.0| 191.0| 166.0| 135.0| 111.5 | 93.3  | -     |
| 1.60V          | 1075.0 | 387.5| 291.2| 229.0| 194.0| 167.5| 137.5| 112.5| -     | -     | -     |