Description
The APC Easy UPS 3S 20kVA 208V is a high-efficiency 3-phase uninterruptible power supply designed for small to medium businesses requiring reliable power protection. Engineered with a robust electrical design, this unit simplifies installation, operation, and service. Ideal for electrical rooms and data centers, it includes a dust filter and conformal-coated boards for enhanced durability in harsh environments. Supplied without batteries, it allows customizable runtime. Includes 5x8 factory start-up service for seamless deployment.
| Category | Details |
|---|---|
| Model | E3SUPS20KFBS |
| Brand | APC by Schneider Electric |
| Product Type | Uninterruptible Power Supply (UPS) |
| Range | Easy UPS 3S |
| Power Rating | 20 kVA / 20 kW |
| Input Voltage | 208V / 220V 3-phase |
| Output Voltage | 208V / 220V 3-phase |
| Input Frequency | 40–70 Hz |
| Output Frequency | 50/60 Hz (sync to mains) |
| Efficiency | High efficiency with double-conversion topology |
| Bypass Type | Built-in Static Bypass |
| Battery Type | Internal modular (batteries not included) |
| Battery Voltage | ±120V |
| End-of-Discharge Voltage | ±96V |
| Max Input Current/Phase | 61 A |
| Short Circuit Withstand | 10 kA |
| Load Power Factor | 0.7 leading to 0.7 lagging (no derating) |
| Overload Capacity | 125% for 10 min / 150% for 60 sec |
| Control Panel | Touch Screen LCD |
| Color | White (RAL 9003) |
| Dimensions (H x W x D) | 55.12 x 14.96 x 37.80 in |
| Net Weight | 291.01 lb (132 kg) |
| Operating Temp | 32–104°F (0–40°C) |
| Relative Humidity | 0–95%, non-condensing |
| Altitude (Operation) | 0–4921 ft (0–1500 m) |
| Noise Level | 68 dBA |
| IP Rating | IP20 |
| Certifications | UL 1778, IEC 62040-2/3, FCC Part 15 Class B |
| Warranty | 1-year on-site repair with authorized start-up |
| GTIN | 731304433699 |
| Shipping Dimensions (LWH) | 31.5 x 47.2 x 62.8 in |
| Shipping Weight | 363.8 lb (165 kg) |
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
