Amber Star Series Line Interactive UPS 1KVA-5KVA

· Wide range of input voltage

The UPS can offer normal and stable service voltage under its input voltage range. When the input voltage is out of its range the machine will switch to battery mode automatically to keep the output power in order to protect the equipment, such as computers, ensure they will not be damaged by the over high or over low voltage, users can continue the operation of equipment for a while or save the data on computers while the power network is abnormal.

· Wide range of AVR(Automatic voltage regulation)

In the product's input voltage range and under 3 steps of intelligent AVR function, it can provide a stable output voltage.

· Automatic self detection when UPS on(LED).

Before the UPS on, red, yellow, blue LED will light up two times by cycle turns, after self detection UPS switch to AC mode/battery mode or working mode.

· Silence function

In the "battery mode", shortly press the switch to turn off the buzzer. But the battery is about to run out or the load is too heavy, the buzzer sound cannot be muted.

· Overload protection

In the battery mode, output voltage turn down correspondingly when it is overload, after the capacity of load is lower than the rated power then output voltage will back to rated value, it ensures the UPS will not shut down by abrupt overload which caused by surging current during the computer is working and other equipment is added.

· Short circuit protection

When the mis-operation caused the load short circuit or computer failure(such as power tube breakdown of switch) cause short circuit, the UPS will shutdown automatically for protection.

· The low current switch

This UPS adopts low current switch to extend the service life which is longer than conventional battery and high current switch in AC current path.

· Automatic charging

There are two charging mode, charging time is faster than ordinary charging mode, higher efficiency, and greatly prolonging the service life of the.

· With a bypass output

Independent bypass output socket for external printers or scanners of computer peripherals, with surge protection of the load.

The Thoughtful UPS That Sweats the Small Stuff

Most UPS product pages talk about VA ratings, transfer times, and battery chemistry. That's fine if you're comparing datasheets, but it doesn't tell you much about what it's actually like to live with the thing. Does it beep at you in the middle of the night? Does it die because you plugged in a laser printer and the surge was a bit much? Does the switch wear out after a couple of years of normal use?

The Amber Star Series is built by engineers who clearly spent time thinking about those questions. It covers the basics you'd expect from a line interactive UPS—wide input voltage tolerance, automatic voltage regulation, battery backup—and then layers on a set of thoughtful design choices that make it genuinely more livable than most of what's out there.

Wide Input Voltage Range: Fewer Unnecessary Battery Transfers

Some UPS units are jumpy. The voltage dips a little, and they immediately switch to battery. It comes back up, they switch back. Every one of those transfers puts a little wear on the battery and the relay. Over a few years, that adds up.

The Amber Star Series takes a more relaxed approach. It's designed with a genuinely wide input voltage window. As long as the incoming grid voltage stays within that window—which covers the vast majority of brownouts and swells you'll encounter—the unit just regulates and keeps passing power to your equipment. It doesn't panic. It doesn't burn through battery cycles unnecessarily.

Only when the voltage goes genuinely outside the safe range—dangerously high or critically low—does it switch to battery mode. That's when it steps in and says, "Okay, this isn't safe for your gear. I'm taking over." You get a few extra minutes of runtime to save your work and do a clean shutdown. Your computer or POS system stays protected from spikes and starvation without the UPS constantly crying wolf.

Three-Step AVR: Gradual Correction, Not Jerky On/Off

Automatic Voltage Regulation (AVR) is fairly standard in a good line interactive UPS. What's less standard is how it's implemented. Most units have a single boost or buck tap. When the voltage crosses a threshold, they kick in hard. The correction is abrupt.

The Amber Star Series uses a three-step intelligent AVR. It doesn't just boost or buck in one jump. It adjusts in stages, bringing the voltage back toward nominal gradually. That's easier on your equipment's power supplies, which don't love sudden swings, and it means the output stays stable even when the input is all over the place.

If you live somewhere where the grid voltage likes to wander—an older building, a rural area, a developing market with variable infrastructure—that three-step regulation is the difference between your gear running smoothly and your gear constantly getting jolted.

Startup Self-Check: A Quick Wink That Says "I'm Good"

Here's a small feature that doesn't appear on any spec sheet but tells you something about the design philosophy. When you power on the Amber Star Series, the red, yellow, and blue LEDs flash in a quick cycle, twice. That's the UPS running a startup self-check before it enters normal operating mode.

It's the kind of thing you might not even notice after the first week. But it's reassuring, especially if the unit has been sitting in a closet for months. That little flash says, "I checked myself. All clear." No cryptic beep codes to decode. Just a visible nod that everything's working.

Silence Function That Knows When to Speak Up

UPS beeping is a minor annoyance that becomes a major one when you're trying to concentrate, sleep, or sit in a quiet retail space during a power outage. The Amber Star Series includes a silence function. A short press on the front switch mutes the audible alarm while the unit is running on battery.

That's not unusual. What's unusual is what happens next.

If you've muted the alarm but the battery is about to run completely flat, the beep comes back. If the load is dangerously high and the UPS needs you to do something about it, the beep comes back. It won't let you silence a genuinely critical warning. That's a smart bit of logic that a lot of manufacturers skip. They give you mute, and then the UPS dies silently, and you lose your work anyway. The Amber Star Series makes the distinction between "I'm on battery, everything's fine" and "Hey, you actually need to pay attention now."

Overload Protection That Doesn't Instantly Give Up

Overload behavior is one of those things you don't think about until a laser printer's fuser kicks on and suddenly your UPS is screaming and shutting down. A lot of units protect themselves by cutting output immediately when the load exceeds the rating.

The Amber Star Series takes a different approach. In battery mode, if you momentarily overload it, the output voltage intentionally drops rather than shutting off outright. The unit gives you a chance to notice something's wrong and unplug the offender. Once the excess load is removed, the voltage returns to normal and operation continues.

That's a much more useful behavior in the real world. A temporary inrush from a printer or a motor doesn't kill power to everything else. You don't have to restart your computer because you printed a document at the wrong moment.

Short Circuit Protection: Instant, No-Nonsense

If a genuine short circuit happens—bad power cord, a failed power supply in your device, something genuinely wrong—the Amber Star Series doesn't mess around. It shuts down immediately to protect itself and your equipment. No delay, no graduated response. Just a clean cutoff that prevents further damage.

That's the right balance. Tolerant of temporary overloads, ruthless with actual faults.

The Low-Current Switch: A Part That Lasts Longer

This is the kind of detail that only matters three or four years into ownership, but when it matters, it really matters. Most UPS units switch the AC path with a high-current switch. Over time, the arcing and wear from repeated switching can cause that component to fail. When it does, the UPS is dead—not because the battery or the inverter gave out, but because a cheap switch wore through.

The Amber Star Series uses a low-current switch in its control circuit instead. The heavy lifting is handled differently, which means the switch itself sees less stress and lasts significantly longer. It's one of those engineering choices that costs a few cents more at the factory and saves you from having to replace the entire unit down the road.

Two-Mode Automatic Charging: Faster Recovery, Gentler on the Battery

After an outage, you want the UPS battery recharged as quickly as possible, because you don't know when the next outage is coming. The Amber Star Series charges faster than ordinary chargers, which means less vulnerability in the hours following a blackout.

At the same time, the charging circuit operates in two modes. It pushes current quickly when the battery is depleted, then tapers off to a gentler maintenance charge once it's near full. That prevents the constant trickle of heat and overcharge stress that shortens battery life in lesser units. The result is a battery that both recovers quickly and lasts longer across its service life.

The Bypass Socket: Because You Don't Need to Print During a Blackout

One of the most practical features on the Amber Star Series is the bypass output socket. It's a separate outlet, clearly labeled, that provides surge protection but is not backed up by the battery.

This is where you plug in the stuff that doesn't need battery runtime: a printer, a scanner, a desk lamp, a monitor that isn't critical for saving work. During normal operation, these devices get clean, surge-protected power. When the grid goes down, they simply turn off. They don't drain the battery. That preserved capacity goes entirely to the devices that actually need it—your computer, your POS terminal, your network gear.

It's such a simple idea, and yet it's amazing how many UPS designs skip it. Why burn battery minutes keeping a printer online when all you really need is to finish a transaction and shut down?

Where It Fits

The Amber Star Series spans 1kVA to 5kVA, covering a broad range of applications. At the lower end, it's a solid fit for a home office PC, a small retail POS system, or a network closet with a modem, router, and switch. At the upper end, it can protect a small server, multiple workstations, or a security DVR setup with room to spare.

The thoughtful design touches—the three-step AVR, the smart silence function, the tolerant overload behavior, the low-current switch, the bypass socket—make it a particularly good choice for environments where the power quality is inconsistent and the UPS needs to be more than just a battery in a box.

A UPS That Thinks Ahead

Most UPS units are designed to meet a spec sheet and hit a price point. The Amber Star Series feels like it was designed by people who've actually used their own products, gotten annoyed by the same things you get annoyed by, and decided to fix them.

It keeps your gear running when the grid misbehaves. It doesn't beep at you unless it really needs to. It handles temporary overloads without shutting down. It charges quickly and protects its own battery. And it doesn't waste precious backup minutes on peripherals that don't need to be running during a blackout.

If you're looking for a line interactive UPS that pays attention to the details most people overlook, the Amber Star Series is worth more than a glance at a spec sheet.