Description
The Eaton Powerware FERRUPS 5300VA Tower UPS (FJ300AA0A0A0A0B) provides mission-critical power protection using patented ferroresonant technology. Designed to convert poor-quality input power into clean computer-grade output, this UPS is ideal for servers, telecom systems, and industrial equipment. With 20 minutes of backup time at full load and rugged build quality, it’s engineered to deliver reliable uptime in demanding environments.
| Category | Details |
|---|---|
| Manufacturer | Eaton Corporation |
| Part Number | FJ300AA0A0A0A0B |
| Brand | Eaton |
| Series / Line | Powerware FERRUPS |
| Product Type | Double Conversion Online UPS |
| Load Capacity (VA) | 5300 VA |
| Load Capacity (W) | 3700 W |
| Input Voltage | 220 V AC |
| Output Voltage | 240 V AC |
| Plug/Connector Type | Hardwired |
| Battery Chemistry | Lead Acid |
| Full Load Runtime | 20 Minutes |
| Half Load Runtime | 50 Minutes |
| Form Factor | Tower |
| Dimensions (H x W x D) | 29.5" x 15.5" x 25" |
| Weight | 505 lbs (Shipping: 560 lbs) |
| Condition | New and Factory Fresh |
| Warranty | 2-Year Limited Warranty |
| Certifications | UL, CSA (cUL), FCC Class A |
| Compliance Standards | ANSI/IEEE C62.41, C62.45, IEC 801-2/4/5 |
| Country of Origin | United States |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
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
A decade of delivery — trusted by 275+ clients across industries
