Since 1987, Guangzhou ESG New Energy Technology Co., Ltd has registered TOYO battery brand as one of 5 major suppliers designated by the China government for tender, now develops with ESG, HKTOYO, and Europe TOYO brand for global markets.Currently there are production bases in various cities of Guangdong for manufacturing SLA batteries and lithium batteries, which also extends to the field of new energy products including Battery,Solar panel, Inverter, Wind turbine, Portable system, Solar light, etc.
Why Choose Us
Quality services
Our team is committed to delivering high-quality services to our clients. We use the latest technologies and tools to ensure that our services exceed your expectations.
Experience and expertise
Our company has been in business for many years and has amassed significant expertise and experience to provide quality services to our clients.
Certifications and quality standards
Choose a factory that adheres to industry standards and certifications to ensure product safety and quality.
Company Certificate
Complete certificate. We keep ISO, CE, UL CCC, ROHS, TUV, SGS, IEC UN38.3 certificates.
Product Description
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Product name: |
Inverter, high frequency inverter, |
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Module Number |
Modules are abundant, welcome to consult |
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Warranty |
3 months and 1 year |
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Payment Ways |
T/T, Paypal western Union or Alibaba insurance order |
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Service |
24/7 on-line service |
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Package |
Original pacakge |
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Lead time |
3 days after payment |
Advantages of Low Frequency Inverter
Electrical Isolation
One of the primary advantages of low-frequency inverters is the electrical isolation provided by the transformer. This isolation protects both the inverter and the connected devices from electrical faults, surges, and noise, ensuring stable and reliable operation.
High Reliability
Low-frequency inverters are designed to handle high surge currents, making them ideal for applications with high starting loads, such as industrial motors and heavy machinery.

Compatibility with Diverse Loads
These inverters are well-suited for driving diverse loads, including inductive loads such as motors and transformers. Their ability to handle high inrush currents makes them ideal for applications requiring significant power during startup.
Efficiency
The efficiency of low-frequency inverters is generally high, which means they can effectively convert DC to AC with minimal losses.
Technical Specifications
|
Model |
ZYSW-600TS |
ZYSW-800TS |
ZYSW-1000TS |
ZYSW-1500TS |
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Maximum Output Power(W) |
600VA |
800VA |
1000VA |
1500VA |
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500W |
640W |
800W |
1200W |
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Input |
Voltage |
UPS.mode:145-270±5(Vac) |
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INV.mode:100-290±5(Vac) |
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Frequency |
45-65Hz |
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Output |
Voltage |
UPS.mode:203-238±5(Vac) |
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INV.mode:150-255±5(Vac) |
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Voltage |
220±10(Vac) |
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Frequency |
50Hz ±0.5Hz (DC mode) |
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Output Waveform |
Pure sine wave |
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General Protection |
Output Short; Over Voltage; Low-Voltage; Power Utility Short; Low Battery Voltage |
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DC Voltage |
12VDC |
12VDC |
12VDC |
12/24VDC |
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Charge Current |
10A/20A for selection |
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Battery |
Battery Type |
GEL, lead-acid , Open lead-acid battery |
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600-1200 |
12VDC External |
12VDC External |
12VDC External |
12/24VDC External |
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Grid Charge Current |
10A/20A for selection |
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Solar Charge Controler |
Max 50A ( adjustable) |
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Transfer Time(ms) |
Max 10MS |
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Overload |
< 150% overload:No beed, > 150% overload :1beep per second |
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Alarm |
Battery low,LCD type beeping every 0.5second, when overload:UPS beep every 0.5second |
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Communication Interface |
USB communication option. |
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LCD Display |
I/P O/p vac hz, bat % , load %, input range / battery type /charge current/ grid or bat priority selections, solar charge vdc amp , fault , over temp |
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Product Size |
WxDxH (mm) |
290×307×123 |
290×307×123 |
290×307×123 |
290×307×123 |
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Operating Temperature |
0~40ºC |
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Humidity |
10%~90% no condensing |
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CTN size |
WxDxH (mm) |
355*380*233 |
355*380*233 |
355*380*233 |
355*380*233 |
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CTN Weight (Gross/Net) (KG) |
8/7.3 |
11.01/10.3 |
11.65/10.9 |
13.66/13 |
|
Production Process
IQC
Choosing Top raw materials to make VFD
Raw Materials Storage
6S warehouse Moisture-proof & rust-proof
SMT & Welding
High precision automatic processing Advanced manufacturing technology
Function Testing
Ensure the function of accessories excellent
Assembling
Professional Workers & mature assembly lines
PQC
Professional QC team with rigorous inspection Traceable digital records High Temperature
Aging & Debugging
Ensure electrical performance of parts Guarantee good quality and performance
Packaging
Ensure the packaging is moisture-proof and anti-shock
Transportation

FAQ
As one of the leading low frequency inverter manufacturers and suppliers in China, we warmly welcome you to wholesale or buy discount low frequency inverter from our factory. All customized products are with high quality and low price. Contact us for quotation and free sample.
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