chrismeyer6 wrote on 2022-09-25, 19:15:
Do you by any chance have the spec sheets for either unit?
Thank you for your reply. Yes, I've heard about sine wave issue, but in most cases there is no information about it.
Here are their specs:
1. LVYUAN 3000 WATT POWER CONVERT FROM AC 110V ⇄ 220V STEP UP DOWN TRANSFORMER
Output : 3000VA
Frequency: 50HZ / 60HZ
Input Voltage: AC 110-120V / 220-240V (Input voltage switch on the back)
Output Voltage: AC 220 V ±8% , 110V ±8%
Item Weight :13.23Pounds
Heavy duty 3000 Watts Step Up/Down Voltage Transformer Converter. Step Up Voltage from 110-120 Volts to 220-240 Volts. Step Down Voltage from 220-240 Volts to 110-120 Volts.
The Voltage Transformer has 100% Loading Capacity. Simultaneous 3-Mode Output: 110-120V USA Output Socket / 220-240V Universal Output Socket.
The Core Components of the Transformer Are Made of Environmentally Friendly Materials. It is Odorless and Noise Free.
Metal Casing. Circuit Breakers: Full Range Fuse Protection. Full Range Over Current Protection.
What You Get: A 3000 Watts Voltage Transformer with U.S. Standard Plug, A Manual, 3-Year Manufacturer's Limited Warranty.
2. 1000W/2000W/3000W ST-1000VA/ST-2000VA/ST-3000VA Voltage Converter 110V to 220V Single Phase Power Converter Transformer US Plug
Feature:
1. The product has universal interface which can support a variety of electrical sockets.
2. The control panel is simple and convenient to use with one-button switch
3. Built-in current limiting temperature protection, overcurrent overload protection, double protection is more secure.
4. The product is testing by standards for safe using, low noise
5. Suitable for all kinds of electrical equipment in scientific laboratories, industry and home
Specification:
Item Type: AC Voltage Converter
Model: ST-1000VA/ ST-2000VA/ ST-3000VA
Rated Power: 1000W/2000W/3000W
Input Voltage: AC110V, 60Hz
Output Voltage: AC110-120V, AC220-240V, 60Hz
Output Socket Type: 2 Universal Socket
Protection Mode: Overload Protector
Over Temperature Protection: 95 ℃
Power Factor: 0.8
Power Phase Number: Single Phase
Moisture Proof: Open
Cooling Method: Natural Cooling
Frequency Characteristics: Low Frequency
Core Shape: Ring
Plug Type: US Plug
1000W:
Power Cord Length: Approx. 137cm / 53.9in
Size: Approx. 19.1 x 15.9 x 12.3cm / 7.5 x 6.3 x 4.8in
2000W:
Power Cord Length: Approx. 137cm / 53.9in
Size: Approx. 22.4 x 21.7 x 15.8cm / 8.8 x 8.5 x 6.2in
3000W:
Power Cord Length: Approx. 137cm / 53.9in
Size: Approx. 22.4 x 21.7 x 15.8cm / 8.8 x 8.5 x 6.2in