SRNE PWM Solar System Charge Controller 10A 20A For Solar Home System
SRNE Best Selling PWM 10A/20A Solar Controller for Solar Home System SR-HM-CU
Features:
- Identify 12V/24V system voltageautomatically.
- LED indicates the working status of battery and load.
- Double USB output charging for various electronic products. Max load current reach up to 1.2A.
- LCD screen could show charge current, discharge current and capacity of the battery.
- Adopting advanced ternary form charging algorithm, equalizing charge for battery once a week to prevent battery from imbalance and vulcanization effectively so that the battery service life will be extended.
- Manual control for the load.
- External temperature sensor can realize high-precision temperature compensation
- Various protections: Over charging protection, over discharging protection, over load, short circuit protection, reverse polarity protection, TVS lightning protection
Electronic protections:
• PV Over Current/power
• PV Short Circuit
• PV Reverse Polarity
• Night Reverse Charging
• Battery Reverse Polarity
• Battery Over Voltage
• Battery Over Discharge
• Battery Overheating
• Controller Overheating
• Lithium Battery Low Temperature
• Load Short Circuit ,
• Load Overload
• TVS High Voltage Transients
Pictures of SRNE Best Selling PWM 10A/20A Solar Controller for Solar Home System SR-HM-CU
Parameters:
| System voltage | 12V/24V Auto |
| System current | 10A;20A |
| No-load loss | < 12mA |
| Solar energy input voltage | < 55V |
| Overvoltage protection | 17.0V;×2/24V |
| Equal charging voltage | 14.6V;×2/24V(25℃),duration:1h |
| Ascending charging voltage | 14.4V;×2/24V(25℃),duration:2h |
| Float charging voltage | 13.8V;×2/24V (25℃) |
| Charging recovery voltage | 13.2V;×2/24V (25℃) |
| over-discharging recovery voltage | 12.5V;×2/24V |
| Under voltage | 12.0V;×2/24V |
| Over-discharging voltage | 11.1V;×2/24V |
| USB load cut-off voltage | 10.6V;×2/24V |
| Total USB load rated current | 1.2A |
| Temperature compensation | -4.0mv/℃/2V; |
| Overload and short circuit protection | 1.25 times of rated current: 30s; ≥1.5 times of rated current: short circuit protection |
| Working temperature | -20℃to +50℃ |
| Protection level | IP30 |
| Weight | 140g(10A);170g(20A) |
| Dimensions | 120×74×23.6(mm); (L×W×H)) |
FAQ
Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral boxes and brown cartons. If you have legally registered patent,
we can pack the goods in your branded boxes after getting your authorization letters.
Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages
before you pay the balance.
Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.
Q4. How about your delivery time?
A: Generally, it will take 3 to 10 days after receiving your advance payment for regular order
Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6. What is your sample policy?
A: Sample can be sent upon request as you requested, sample fee refund after order placed
Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
