Brownouts and outages won’t interrupt — instant backup, stable voltage with AVR/Online. Ideal for POS, computers, and networks. Smart alerts, replaceable battery, with service and repair centers in Thailand by LEONICS.
LEONICS UPS protects critical work from power sags, surges, and outages. It stabilizes power with AVR/Online technology, is easy to use, and features user-replaceable batteries. Ideal for POS, computers, and network systems, backed by a professional service team in Thailand.
Leader in UPS
Trusted by businesses across Thailand
Key factors users consider when choosing LEONICS UPS
Focus on real use: power capacity (VA/W), topology (Line-Interactive/Online), backup time, stability and power protection, ease of use, plus warranty and after-sales service in Thailand.
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Required power (VA/W) — allow 20–30% headroom for additional devices and inrush current (peak).
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UPS topology — choose Line-Interactive or Online based on workload criticality and power quality.
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Backup time (runtime) — enough to save work/shut down safely, or keep systems running briefly.
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Protection & safety — AVR/Surge, overload/short-circuit, alerts, and management software.
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Ease of use — number/type of output sockets, communication ports, noise level, size/weight, user-replaceable battery.
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Warranty & service — service centers in Thailand, easy claims, parts availability, and cost-effective total cost of ownership (TCO).
Key Features
Key features of LEONICS UPS
Tap “Details” to see more about each feature.
1
Stable power with AVR/Online
Automatic Voltage Regulation (AVR) keeps voltage steady, reduces sags/overvoltage, and the Online double-conversion mode isolates noise—ideal for servers and critical devices.
2
Instant backup, ample runtime
Responds instantly when power fails, with runtime to save work/shut down safely or keep systems running briefly; supports automatic shutdown via software.
3
Complete protection: Surge / Overload / Short
Protective circuits for surges, overload, and short circuit with alerts and automatic cutoff to minimize damage to equipment and data.
4
Comprehensive connectivity, easy to use
Multiple outlet types, communication ports (USB/RS-232/Network/SNMP), clear indicators/display, low noise, and auto-restart when power returns.
5
Easy maintenance, replaceable batteries + Thai support
Designed for easy maintenance with user-replaceable batteries, available spare parts, service centers in Thailand, clear warranty, and long-term cost-effective TCO.
Popular models we recommend
Choose best-selling models, great value, for many scenarios
LEONICS Green-800V 800VA/400W
LEONICS1000VA
LEONICS UPS uses Line-Interactive technology with automatic voltage regulation, providing 10–40 minutes of backup. Ideal for one PC plus a printer, suitable for home and office, with a clear LCD display.
LEONICS Line-Interactive UPS with automatic voltage regulation, 10–40 minutes of backup. Suitable for home and office, supports two PCs plus a printer, and features a clear LCD display.
LEONICS APOLLO i-series UPS, 3000VA/1800W, single-phase, microprocessor-controlled for high performance with comprehensive protection (overload, short circuit, over-temperature). Provides 15–40 minutes of backup depending on load—ideal for computers and servers.
Ideal for retail/POS • offices & SMEs • factories/warehouses • CCTV systems • server rooms & networks • data centers, and any workload that requires continuity during sags, outages, or surges.
Ideal for
Organizations & offices
Prevent data loss
Keep PCs/servers running during outages and sags with time to save work and shut down safely.
Guard against sags/surges to extend the life of PCs, NAS, and critical devices.
Work/gaming PCs, routers, NAS
Recommended: 600–1200VA, with USB notifications
FAQ – Frequently Asked Questions
Frequently asked questions about LEONICS UPS
Should organizations and offices use a UPS? Click to view the answer
Yes. It protects against sags/outages that cause data loss, lets you save and shut down safely, and reduces downtime across the organization. It suits computers, printers, and network switches, and alerts can be configured via software/network.
How do retail stores/POS benefit from a UPS? Click to view the answer
A UPS keeps checkouts running and payments flowing during brief outages, protects POS terminals, receipt printers, cash drawers, and routers/Internet, and provides enough time to shut down correctly—preventing stalled transactions and data corruption.
Which UPS should CCTV and network systems use? Click to view the answer
Choose a size that supports the NVR/DVR, PoE switches, routers, and modem so recording continues and the system remains reachable during short outages. Configure automatic shutdown for the recorder when the battery is low.
For home users, what UPS size should you allow for and which devices should it power? Click to view the answer
Connect your personal computer, NAS/external drives, router, and TV/communications gear. Allow 20–30% headroom for real-world use, avoid high-power motor loads, and ensure the backup time is sufficient to save work and shut down safely.
Still have questions about LEONICS UPS?
Send your device list + desired backup time and the LEONICS team will calculate and recommend the right model for free.
LEONICS Uninterruptible Power Supply with outstanding Line Interactive technology with automatic voltage adjustment system (Stabilizer) can reserve electricity for 10 - 40 minutes (depending on the power consumption rate) can be connected to the device for convenient use in both home and office. Suitable for use with 1 set of computers (CRT 17 "monitor or 1 LCD) and printer LCD display screen
LEONICS Uninterruptible Power Supply with outstanding Line Interactive technology with automatic voltage adjustment system (Stabilizer) can reserve electricity for 10 - 40 minutes (depending on the power consumption rate) can be connected to the device for convenient use in both home and office. Suitable for use with 2 sets of computers (CRT monitor 17 "or 1-2 LCDs) and printers LCD display screen
