Eaton INTERNET350U – Compact 350VA Standby UPS
Eaton INTERNET350U – Compact 350VA Standby UPS is backordered and will ship as soon as it is back in stock.
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Product Overview
The Eaton INTERNET350U is a compact standby UPS for PC and peripherals designed to prevent data loss and downtime during brownouts, blackouts, and transient surges. Its ultra-compact, wall-mountable, flat-pack design makes it a practical low-profile UPS for desktop workstation deployments where rack or floor space is limited. With built-in USB monitoring and phone line protection, it also works well as a small UPS with USB monitoring for point-of-sale terminals, kiosks, or control devices in commercial spaces.
Product Description

The INTERNET350U provides standby protection for a PC, monitor, and one vital peripheral through three battery-supported outlets, plus three additional surge-suppression-only outlets for a printer or other accessories that don't need runtime. This split-outlet layout makes it easy to prioritize which devices stay powered during an outage, a useful feature whether it's supporting a receptionist workstation, a small AV control device, or a point-of-sale terminal. Built-in, single-line RJ11 phone suppression jacks with a line splitter protect up to two directly connected devices, such as a modem, fax machine, or cordless phone base station, from surges traveling in through the phone line. The unit's flat-pack, wall-mountable housing keeps it out of the way in tight equipment closets or under a desk, making it a genuinely low-profile UPS for desktop workstation and small-office use. A USB port with HID compliance supports optional unattended shutdown software, giving IT staff a way to protect data integrity even when no one is present to react to an outage. Backed by a 3-year limited warranty and $100,000 Ultimate Lifetime Insurance, it's a cost-effective option for protecting individual workstations, control devices, or point-of-sale hardware across a commercial site. For larger AV racks or server rooms, pair it with a higher-capacity UPS from Creation Networks rather than relying on it for rack-level loads.
Key Features
- 350VA / 210W Capacity — Sized for a single PC, monitor, and one supporting peripheral.
- Ultra-Compact, Wall-Mountable Design — Fits in tight spaces such as under-desk areas or small equipment closets.
- 3 Battery-Backed Outlets Plus 3 Surge-Only Outlets — Separates critical devices from accessories that only need surge protection.
- RJ11 Phone Line Suppression with Splitter — Protects up to two directly connected phone-line devices from line-borne surges.
- USB Monitoring Port — Supports unattended shutdown software for safe system power-down.
- 3-Year Limited Warranty — Includes up to $100,000 in Ultimate Lifetime Insurance for connected equipment.
Technical Specifications
| Specification | Value |
|---|---|
| Capacity | 350VA / 210W |
| Topology | Standby |
| Input | 120V AC, NEMA 5-15P plug, 50/60 Hz |
| Outlets | 6 NEMA 5-15R outlets |
| Battery Type | Valve Regulated Lead Acid (VRLA) |
| Connectivity | USB (HID-enabled) |
| Dimensions (D x H x W) | 10.86 in x 7.36 in x 5.67 in |
| Weight | 4.7 lbs |
| Warranty | 3-year limited warranty (U.S., Canada, Mexico); $100,000 Ultimate Lifetime Insurance |
At Creartion Networks, we do everything we can to create an excellent customer experience. This includes fast shipping and easy returns.
- Most in-stock orders placed Monday-Friday ship within 24-48 hours. General restrictions apply; please see our full shipping policy here.
- We offer a 30-day return policy from the delivery date on many products. Product restrictions apply. Restocking fees for the return of open-box items. Please see our full return policy here for more information.
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