Gold Member Since 2016
Audited Supplier
Guangzhou HanFong New Energy Technology Co., Ltd.

Solar Controller, Solar, Solar Energy manufacturer / supplier in China, offering 20A Solar Controller Battery Regulator 12V/24VDC Auto (ST1-20A), Ce RoHS Blue MPPT Solar Panel Power System 12V 24V 48V Rated Voltage 60A MPPT Solar Charge Controller with LCD Display (SMP-60), 12V 230V 150W Portable Car Inverter for Africa Market (THA150) and so on.

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Supplier Homepage Product Solar controller ST-1 series 20A Solar Controller Battery Regulator 12V/24VDC Auto (ST1-20A)

20A Solar Controller Battery Regulator 12V/24VDC Auto (ST1-20A)

FOB Price: US $3.5-7.5 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $3.5-7.5/ Piece
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Port: Guangzhou, China
Production Capacity: 100000PCS/Month
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: ST1-20A
  • Certification: ISO, CE, RoHS, Saso
  • Rated Voltage: 12V/24V Auto Switch
  • Current: 20A
  • Load Work Mode: Different Work Mode Options
  • Color: Orange, Green...
  • Protections: Overload, Low Voltage, Battery Over-Charge...
  • Warranty: 12months
  • Transport Package: Color Box, Carton
  • Origin: Guangzhou, China
  • Condition: New
  • Application: Solar System Controller, Charger Controller, Voltage Controller
  • Product Name: 20A Solar Battery Regulator 12V/24VDC Auto
  • LCD Display: Yes
  • Charge Mode: PWM
  • Applications: Solar System, DC Appliances...
  • Service: OEM, ODM
  • Trademark: HANFONG or customized logo
  • Specification: 168*93*40mm
  • HS Code: 8537109090
Product Description
20A controller,Solar Controller 20A Battery Regulator 12V/24VDC AUTO      

Parameter Table 


Rated voltage12V/24V Automatic voltage recognition
Max charge current20A
Max discharge current20A
Full charge cut16.5V/33V  recognize  tacitly
Low voltage cut11/22V  Recognize tacitly
Low voltage restore12.6V/25.2V  Recognize tacitly
Temperature compensation-3mv/ºC/cell
Static current≤45mA
Voltage drop<200mv
Wire area max4mm2
Packing quantity40 pieces/carton

20A Solar Controller Battery Regulator 12V/24VDC Auto (ST1-20A)20A Solar Controller Battery Regulator 12V/24VDC Auto (ST1-20A)


20A Solar Controller Battery Regulator 12V/24VDC Auto (ST1-20A)

Our Services

Over the past 19 years, we have earned many honors and certificates for company and also the products, such as Canton Fair Excellent supplier, CE, RoHS, ISO9001 and patents certificates.

Company Information

 In our factory, we have most dedicated employees who work professionally in the area of PCB design, SMT mounting, welding, lead wire cutting, general assembly, testing and packing.

20A Solar Controller Battery Regulator 12V/24VDC Auto (ST1-20A)
20A Solar Controller Battery Regulator 12V/24VDC Auto (ST1-20A)


1. May I take some samples to test before placing the order ?
Answer: Yes, but customers need to pay for the sample fees and express fees.
2. How long can you offer the samples?
Answer: 1~5 days after the deposit payment is confirmed.
3. What's your payment terms for sample?
Answer: You can pay via Paypal,Western and T/T.
4. What's the price terms can you offer for us?
Answer: We can accept EXW, FOB, CIF and so on.
5. Do you have any certifications for your products?
Answer: We have CE, RoHS, certifications for all of our products.
6. Where is your main market for your products?
Answer: Most of our Hanfong brand products are exported to Southeast Asia, Africa and Mid East.

Mob:+86 13826466825


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