24V/12Ah SITOP Battery Module (Industrial-Grade Backup Power)

The Siemens 6EP1935-6MF01 represents a critical component in industrial power continuity architecture, delivering 12 ampere-hours of sealed lead-acid battery capacity at 24 volts DC. Engineered for seamless integration with SITOP DC UPS infrastructure, this module safeguards automation systems against mains power disruptions, voltage sags, and transient failures that threaten production continuity.

Manufacturing facilities, process control environments, and critical infrastructure installations rely on this battery module to bridge power gaps ranging from milliseconds to hours. When paired with compatible SITOP uninterruptible power supply units, the system maintains stable 24V output to PLCs, distributed I/O, HMI panels, and field instrumentation—preventing costly downtime, data corruption, and emergency shutdowns.

Built on maintenance-free valve-regulated lead-acid (VRLA) technology, the 6EP1935-6MF01 eliminates routine servicing requirements while delivering up to five years of operational life under standard conditions. Its compact DIN rail form factor enables space-efficient cabinet integration alongside existing SITOP power supplies and control equipment.

Performance Advantages & Technical Benefits

→ Instantaneous Switchover Protection
Sub-millisecond transition to battery power during mains failures ensures zero interruption to connected automation loads, maintaining process integrity and preventing PLC memory loss.

→ Extended Runtime Capacity
12Ah energy storage provides 2+ hours of backup at 5A continuous draw, with scalable runtime based on actual load profiles—sufficient for controlled shutdowns or bridging temporary outages.

→ Maintenance-Free Operation
Sealed VRLA construction eliminates electrolyte monitoring, water refills, and periodic servicing—reducing total cost of ownership while ensuring reliable standby readiness.

→ Wide Temperature Tolerance
Operational range from 0°C to +40°C accommodates industrial environments including climate-controlled facilities and semi-conditioned spaces without performance degradation.

→ Hot-Swap Capability
Field-replaceable design allows battery module exchange during live operation when used with compatible SITOP UPS units, minimizing maintenance windows and system vulnerability.

→ Integrated System Compatibility
Purpose-built for SITOP 6EP1931 series DC UPS modules, ensuring plug-and-play installation with automatic charge management and health monitoring.

Industrial Application Scenarios

Automated Manufacturing Lines
Protects robotic controllers, servo drives, and vision systems from sudden power loss during production runs. Prevents mid-cycle stoppages that result in scrap material, tool damage, and lengthy restart sequences—critical for automotive assembly, electronics fabrication, and packaging operations.

Process Control & SCADA Systems
Maintains continuous operation of distributed control systems (DCS), remote terminal units (RTU), and supervisory networks in chemical processing, water treatment, and oil & gas facilities. Ensures data logging continuity and prevents unsafe process states during grid disturbances.

Building Automation Infrastructure
Supports HVAC controllers, access control panels, fire alarm systems, and lighting management networks in commercial facilities. Guarantees life-safety system availability and prevents climate control disruptions in data centers and pharmaceutical cleanrooms.

Transportation & Infrastructure
Powers railway signaling equipment, traffic management systems, and tunnel ventilation controls where power reliability directly impacts public safety. Bridges utility outages until backup generators stabilize or maintenance crews respond.

Telecommunications & Data Networks
Backs up edge computing nodes, industrial Ethernet switches, and wireless access points in distributed network architectures. Prevents communication blackouts that isolate remote sites or interrupt real-time monitoring systems.

Technical Parameters & Selection Guide

Selection Criteria: Calculate required backup duration by dividing 12Ah capacity by your total load current (in amperes). For example, a 3A system receives approximately 4 hours runtime, while 10A loads get roughly 1.2 hours. Consider load profiles including startup inrush currents and future expansion when sizing battery capacity. For extended runtime requirements, consult SITOP documentation regarding parallel battery configurations or higher-capacity modules.

Advanced Integration Capabilities

Intelligent Charge Management: When connected to SITOP DC UPS units, the battery module benefits from microprocessor-controlled charging algorithms that optimize charge cycles, prevent overcharging, and extend battery lifespan through temperature-compensated voltage regulation.

System Health Monitoring: Compatible UPS modules provide battery status indication through LED diagnostics and relay contacts, enabling integration with building management systems (BMS) or SCADA platforms for predictive maintenance scheduling.

Scalable Architecture: Multiple battery modules can be paralleled with appropriate SITOP UPS configurations to achieve extended runtime or higher current delivery, supporting large-scale automation installations with diverse power requirements.

Compliance & Certifications: Manufactured to international quality standards including CE marking and UL recognition, ensuring compatibility with global industrial installations and meeting insurance requirements for critical infrastructure applications.

Delivery Timeline & Service Commitment

Standard Lead Time: In-stock units ship within 2-3 business days via express logistics partners. Typical delivery to major industrial centers ranges from 5-7 business days depending on destination and customs clearance.

Warranty Coverage: Comprehensive 12-month manufacturer warranty covers defects in materials and workmanship. Warranty includes replacement or repair at our discretion, with technical support throughout the coverage period.

Technical Support: Our applications engineering team provides pre-sales consultation for system sizing, integration guidance for SITOP UPS configurations, and post-installation troubleshooting assistance. Support available via email, phone, and remote diagnostics.

Documentation Package: Each unit includes installation manual, technical datasheet, wiring diagrams, and safety certifications. Digital resources available for download including CAD models, compatibility matrices, and application notes.

Frequently Asked Questions

What backup duration can I expect from this 12Ah battery module in real-world applications?
Runtime depends entirely on connected load current. Use the formula: Runtime (hours) ≈ 12Ah ÷ Load Current (A) × 0.8 (efficiency factor). A typical PLC system drawing 2A would receive approximately 4.8 hours of backup, while a 6A load gets roughly 1.6 hours. Always account for battery aging and temperature effects in critical applications.

How do I connect this battery module to my existing SITOP power supply system?
The 6EP1935-6MF01 requires a compatible SITOP DC UPS module (6EP1931 series) as an intermediary. The UPS unit connects between your SITOP power supply and the protected load, with the battery module plugging directly into the UPS unit's battery interface. Detailed wiring schematics are provided in the installation manual.

Does the sealed lead-acid design offer any environmental advantages over traditional batteries?
Yes—VRLA technology eliminates acid spillage risks, reduces hazardous waste through longer service life, and removes the need for ventilation systems required by flooded lead-acid batteries. The sealed construction also prevents corrosive fume emissions that can damage nearby electronic equipment.

Can I replace the battery module without shutting down my automation system?
When used with compatible SITOP UPS units featuring hot-swap capability, yes. The UPS maintains output power from the main supply during battery replacement. However, this temporarily removes backup protection, so schedule replacements during low-risk periods or ensure redundant power paths exist.

What factors affect the five-year service life specification?
Ambient temperature is the primary variable—every 10°C above 20°C approximately halves battery life. Frequent deep discharge cycles, continuous float charging at elevated temperatures, and high ripple current also accelerate aging. Maintaining recommended operating conditions and avoiding unnecessary discharge cycles maximizes lifespan.

Is this battery module suitable for outdoor installations or harsh industrial environments?
The module itself is designed for indoor cabinet mounting within the 0-40°C range. For outdoor or extreme environments, install within a climate-controlled enclosure with appropriate IP rating. Consider temperature management solutions if ambient conditions regularly exceed 30°C to preserve battery longevity.

Secure Your Power Continuity Today

Protect your automation investment from costly downtime and data loss. Contact our technical sales team for application-specific sizing assistance, volume pricing, or integration support. Standard units ship within 48 hours—ensure your critical systems have the backup power they need.

Ready to order? Add to cart now or reach out to discuss your specific power protection requirements. Our engineers are standing by to help design the optimal SITOP UPS solution for your facility.

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