Description
The Eaton 9355 UL 924 Emergency Lighting UPS is a high-performance online double-conversion uninterruptible power supply engineered specifically for emergency lighting applications. Designed to meet UL 924 requirements, this 8.5 kW, 208V three-phase UPS provides continuous, conditioned power to emergency lighting systems, ensuring reliable operation during utility outages and power disturbances.
Featuring true online double-conversion technology, the system delivers clean, regulated output with zero transfer time while protecting critical emergency circuits from voltage fluctuations, surges, sags, and electrical noise. This configuration includes extended battery modules for increased runtime, making it ideal for commercial buildings, healthcare facilities, educational institutions, industrial environments, airports, and other mission-critical installations where dependable emergency lighting is essential.
With high input power factor, low harmonic distortion, hardwired input/output connections, and multiple communication interfaces, the Eaton 9355 offers exceptional reliability, simplified monitoring, and seamless integration into building power infrastructures.
Key Features
- 8.5 kW / 8.5 kVA emergency lighting UPS
- UL 924 compliant emergency lighting solution
- Double-conversion online topology with zero transfer time
- 208V three-phase input and output
- Includes extended battery modules for longer backup runtime
- High input power factor (>0.99 typical)
- Low input current distortion (5% THD)
- Precise output voltage regulation
- Hardwired electrical connections
- Multiple communication ports and X-Slot expansion bays
- Ideal for commercial and industrial emergency lighting systems
| Specification | Details |
|---|---|
| Manufacturer | Eaton |
| Product Series | 9355 Emergency Lighting UPS |
| Model | BH10KEL2083P100 |
| UPS Topology | Double-Conversion Online |
| Power Rating | 8.5 kVA / 8.5 kW |
| Nominal Input Voltage | 208 VAC, 3-Phase |
| Nominal Output Voltage | 208 VAC, 3-Phase |
| Frequency | 50/60 Hz (45–65 Hz) |
| Input Power Factor | >0.99 Typical |
| Input Current Distortion | 5% THD |
| Output Voltage Regulation | ±1% Static |
| Overload Capability | 150% for 5 sec, 125% for 1 min |
| Battery Configuration | Extended Battery Modules Included |
| Input Connection | Hardwired |
| Output Connection | Hardwired |
| Communication Ports | RS-232, Relay Contact, REPO, Environmental Inputs |
| Expansion Slots | Two X-Slot Communication Bays |
| Application | UL 924 Emergency Lighting Backup |
| Installation | Tower |
| Compliance | UL 924, UL 1778 |
Payment & Security
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Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
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