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Why Choose Us
❤20 YEARS industrial experience with three production bases in China & Malaysia. Owns advanced equipment and instruments and builds Automatic production line.
❤Optional MPPT/PWM solar charge controller 60A, MPPT Efficiency max 98%.
❤DC Start & Automatic Self-Diagnostic Function.
❤ Strictly comply with ISO quality management system , products have passed [UL,CE,IEC, ROHS, SONCAP,SASO,PVOC] and other CERTIFICATIONS.
❤Automatic equipment production: stan dardizied quality、high efficiency production.
❤Optional MPPT/PWM solar charge controller 60A, MPPT Efficiency max 98%.
❤DC Start & Automatic Self-Diagnostic Function.
❤ Strictly comply with ISO quality management system , products have passed [UL,CE,IEC, ROHS, SONCAP,SASO,PVOC] and other CERTIFICATIONS.
Product Detail
Product Paramenters
Model | 500VA | 800VA | 1000VA | 1500VA | 1500VA | ||||
Input Voltage(DC) | 12V | 12V | 12V | 12V | 24V | ||||
Nominal Voltage | 220VAC（Standard） | ||||||||
Voltage Range | 154-275VAC ± 5V （Normal Mode) | ||||||||
Frequency | 50/60Hz±5% | ||||||||
Power Factor | 0.8 | ||||||||
Rated Power | 300W | 500W | 800W | 1200W | 1200W | ||||
Output Voltage(AC) | 220VAC±10%（With AVR function） | ||||||||
Output Frequency (AC) | The output voltage frequency under AC is the same as the input frequency | ||||||||
Output Voltage(DC) | 220VAC±3% | ||||||||
Output Frequency (DC) | 50/60Hz±1% | ||||||||
Waveform | Pure Sine Wave | ||||||||
Battery Type | External lead acid battery or water battery | ||||||||
Battery voltage | 12VDC | 12VDC | 12VDC | 12VDC | 24VDC | ||||
Battery Charging Voltage | 13.75VDC | 13.75VDC | 13.75VDC | 13.75VDC | 27VDC | ||||
Maximum pv array power | 12V：400W 24V：800W | ||||||||
PV Input Voltage Range (PWM Controller) | 12V：PWM 15V-30VDC 24V：PWM 30V-60VDC | ||||||||
Maximum photovoltaic display open circuit voltage | 12V：PWM 30VDC 24V：PWM 60VDC | ||||||||
Maximum solar charging current | 30A | ||||||||
Maximum AC charging current | 8A | 15A | 20A | 30A | 18A | ||||
Battery charging voltage range | 154-275VAC ± 5V | ||||||||
Transfer Time | ≤10ms load | ||||||||
Load peak ratio | （MAX)3:1 | ||||||||
Protections | Inverter: overload protection, short circuit protection, low voltage protection, (can be with the battery anti-back plate) | ||||||||
LCD indicator status | AC input voltage, AC input frequency, PV voltage, PV current , Output Voltage, Output Frequency, Battery voltage, Load current etc. | ||||||||
Audible alarm | Low battery protection-continuous beeping | ||||||||
Low battery protection-1 second beeping | |||||||||
Overload-continuous beeping | |||||||||
Overload less than 130%-1 second beeping and shutdown the output after 30 seconds; Overload more than 150%,shutdown the output after 300ms | |||||||||
Malfunction-continuous beeping | |||||||||
Working temperature | 0-40℃ | ||||||||
Storage temperature | —15℃~45℃ | ||||||||
Relative humidity | —10℃~90℃ Non condensing | ||||||||
Accoustic Noise(db) | ＜45dB | ||||||||
Dimension（L*W*H)mm | 325*263*123 | ||||||||
Weight (kg) | 6 | 7.5 | 8 | 9.2 | 9.2 | ||||
Packaging Dimension（L*W*H)mm | 378*317*200 | ||||||||
PackagingWeight (kg) | 7 | 8.5 | 9 | 10.5 | 10.5 | ||||
Company Profile
20+ years rich experience professional
50+ Engineers , strong R&D
100+patent , countries and regions use TECHFINE products
400+ Employees
4000+ sets of solar system supplyed by TECHFINE
27000+ square meter factory area
Application
Packing & Delivery
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FAQ
Q1:May I take some samples to test before placing the order ?
A1:Yes, welcome to take some sample to test!
Q2:How about the delivery time?
A2:7 days for sample; 25 days for bulk order.
Q3:What is the warranty of the controller?
A3:1 years warranty.
Q4:How to solve the technical problems?
A4:24 hours after-service consultancy just for you and to make your problem to be solved easily.
Q5:What payment methods do your company support?
A5:T/T, Western Union, Paypal, L/C etc.
Q6:What are the price terms can you offer for us?
A6:We can accept EXW, FOB, CIF and so on.
Q7:Do you have any certifications for your products?
A7:We have ISO9001:2000, CE, RoHS, certificates for all of our products.
Q2:How about the delivery time?
A2:7 days for sample; 25 days for bulk order.
Q3:What is the warranty of the controller?
A3:1 years warranty.
Q4:How to solve the technical problems?
A4:24 hours after-service consultancy just for you and to make your problem to be solved easily.
Q5:What payment methods do your company support?
A5:T/T, Western Union, Paypal, L/C etc.
Q6:What are the price terms can you offer for us?
A6:We can accept EXW, FOB, CIF and so on.
Q7:Do you have any certifications for your products?
A7:We have ISO9001:2000, CE, RoHS, certificates for all of our products.