Description
Product Specification: YOKOGAWA S9548FA Rechargeable Battery Pack
The YOKOGAWA S9548FA is a high-reliability rechargeable battery pack designed to provide uninterrupted backup power for Yokogawa’s industrial automation systems, including DCS (Distributed Control Systems) and PLCs. Engineered for harsh environments, the S9548FA ensures continuous operation during power outages, protecting critical processes and data integrity.
The
YOKOGAWA S9548FA is a compact, lithium-ion battery pack optimized for industrial applications. Key features include:
- Backup Power: Maintains system operation during short-term power disruptions.
- High Capacity: Approximately 1900mAh capacity for extended runtime.
- Safety Features: Built-in protection against overcharging, over-discharging, and short circuits.
- Wide Temperature Range: Operates reliably from -20°C to 60°C.
- Compatibility: Specifically designed for Yokogawa’s CENTUM DCS and CS 1000 systems.
Parameter |
Specification |
Model Number |
S9548FA |
Voltage |
2.4V DC |
Capacity |
~1900mAh (varies by model) |
Chemistry |
Lithium-ion |
Dimensions |
3.2 x 14.8 x 20 cm |
Weight |
0.3 kg |
Operating Temperature |
-20°C to 60°C |
Charge Time |
~4 hours |
Cycle Life |
Long-lasting (>500 cycles) |

- Reliability: Ensures continuous operation of critical systems during power outages.
- Low Maintenance: Long cycle life reduces replacement frequency.
- Safety: Built-in safeguards protect both the battery and connected equipment.
- Case Study: A petrochemical plant reduced downtime by 30% using S9548FA for DCS backup power.
- Industries: Petrochemical, oil/gas, power generation, and manufacturing.
- Use Cases:
- Backup power for DCS/PLC systems during transient outages.
- Emergency data retention in process control applications.
- Case Study: A power plant used S9548FA to maintain boiler control system stability during grid fluctuations.

The S9548FA outperforms alternatives with:
- Higher Capacity: 1900mAh vs. typical 1200–1500mAh in comparable modules.
- Faster Charge Time: 4 hours vs. 6–8 hours for some competitors.
- Optimized Compatibility: Direct integration with Yokogawa systems without adapters.
- Voltage Requirements: Ensure compatibility with system voltage (2.4V DC).
- Runtime Needs: Choose based on required backup duration (e.g., 1900mAh for extended use).
- Environment: Verify temperature range matches installation conditions.
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Installation: Follow Yokogawa’s guidelines for proper battery placement and cabling.
-
Charging: Use Yokogawa-approved chargers to avoid damage.
-
Maintenance: Replace batteries every 3–5 years or when capacity drops below 80%.
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Disposal: Recycle lithium-ion batteries according to local regulations.
Shanxi Xinyeda International Trading Co., Ltd. is your trusted partner for [YOKOGAWA S9548FA] and other industrial automation spare parts. Visit our website www.xydcontrol.com or contact us for sales and technical support.
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