Description
Ensure uninterrupted business operations with the APC Easy UPS 3S 40kVA, a high-efficiency 3-phase uninterruptible power supply designed for small to medium businesses. Engineered for ease of installation, use, and maintenance, this double-conversion online UPS supports internal modular batteries (not included) for customizable runtime. Ideal for harsh environments, it features dust filters and conformal-coated boards. Includes 5x8 start-up service.
| Category | Details |
|---|---|
| Model | E3SUPS40KFBS |
| Product Type | 3-Phase Uninterruptible Power Supply (UPS) |
| Input Voltage | 208V 3-Phase (also supports 220V) |
| Output Voltage | 208V 3-Phase (also supports 220V) |
| Power Rating | 40 kVA / 40 kW |
| UPS Topology | Double Conversion Online |
| Battery Type | Internal modular (batteries not included) |
| Battery Voltage | ±120 V |
| End of Discharge Voltage | ±96 V |
| Max Input Current/Phase | 120 A |
| Input Frequency Range | 40–70 Hz |
| Output Frequency | 50/60 Hz sync to mains |
| Overload Capacity | 10 min @ 125%, 60 sec @ 150% |
| Efficiency | High (Efficiency graph available) |
| Bypass | Built-in Static Bypass |
| Display | Touch Screen LCD |
| Certifications | UL 1778, IEC 62040-2/3, FCC Part 15, cTUVus |
| Environmental Tolerance | 0–40°C, 0–95% RH, 0–4921 ft altitude |
| Audible Noise | 70 dBA |
| Thermal Dissipation | 2800 W |
| Enclosure Protection | IP20 |
| Color | White (RAL 9003) |
| Dimensions (H x W x D) | 55.12 x 14.96 x 42.99 in (140 x 38 x 109.2 cm) |
| Net Weight | 412.3 lb (187 kg) |
| Included Accessories | Dust filter, Installation manual, Start-up |
| Warranty | 1-Year On-Site Repair (with factory start-up) |
| Lead Time | Usually Ships Within 2 Weeks |
| GTIN | 731304433712 |
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
