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PowMr 20A 25A 30A 35A 40A 45A MPPT Solar Charge Controller for 12V 24V Lead-acid/Lithium Battery Solar Regulator Back-light LCD
Overview:
PowMr 20A 25A 30A 35A 40A 45A solar charge controller is based on an advanced maximum power point tracking(MPPT) technology developed, dedicated to the solar system, the charge controller conversion efficiency up to 98%.It can be used in communication base station, home power supply system, traffic light, solar street lamp, courtyard lamp systems, etc.
Feature:
* Advanced MPPT maximum power point tracking technology, the tracking efficiency is no less than 99.5%.
* High quality components are used to improve the system performance, and the maximum conversion efficiency can reach97%.
* Super fast maximum power tracking speed while ensuring tracking efficiency.
* Accurate identification and tracking of the maximum power point of multi-wave peak.
* Reliable maximum input power of pv array to ensure the safety of equipment.
* Wide pv array maximum power point operating voltage range. 12/24v automatic voltage identification
* The LCD is designed to dynamically display the operation data and working status of the equipment.
* Seal, GEL, Flooded, LifePO4 and Li(NiCoMn)O2 charging process can be selected.
* Overcharge protection, Input PV polarity reverse protection, Output limited current protection, over-temperature protection .
* Troubleshooting promotion function.
* Easy to be mounted.
Specification:
Model | POW-Keeper1220 | POW-Keeper1230 | POW-Keeper1240 |
Picture |
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Rated charge current | 20A | 30A | 40A |
System rated voltage | 12V/24V Auto work | ||
Voltage range of battery | 8-32V | ||
Max open voltage of PV module | 55VDC | 75VDC | 100VDC |
Battery type | User default, Sealed, Flooded, GEL, LiFePO4 | ||
Maximum PV input power | 240W(12V) | 360W(12V) | 480W(12V) |
 480W(24V) | 720W(24V) | 960W(24V) | |
Equalized charging voltage | Maintenance-fee lead acid battery 14.6V, GEL: No: Lead acid flooded battery: 14.8V | ||
Absorption charging voltage | Maintenance-fee lead acid battery 14.4V,GEL: 14.2; Lead acid flooded battery: 14.6V | ||
Floating charging voltage | Maintenance-fee lead acid battery,GEL, Lead acid flooded battery: 13.8V | ||
Low voltage re-connection (LVR) | Maintenance-fee lead acid battery,GEL, Lead acid flooded battery: 12.6V | ||
Low voltage disconnection (LVD) | Maintenance-fee lead acid battery,GEL, Lead acid flooded battery: 10.8V | ||
Static loss | <9.2mA 12V; <11.7mA 24V | ||
High voltage disconnection (HVD) | 16V (24V x 2) | ||
Duration of absorption charging | 2 Hours | ||
Light control voltage | 5V | ||
Charge loop voltage drop | <0.29V | ||
LCD Temperature | -20℃~+70℃ | ||
Operating Temperature | -20℃-+55℃ (To run at full rated current continuously) | ||
Working humidity | <95% No condensation | ||
Protection class | IP30 | ||
Dimension (LxWxH) mm | 123x178x48 | 135x202x55 | 150x220x67 |
Installation hole size(LxW)mm | 108x120x5 | 116x140x5 | 132x130x5 |
Model | POW-M25-PRO | POW-M35-PRO | POW-M45-PRO |
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Rated charge current | 25A | 35A | 45A |
Solar Input Parameters | |||
Max. PV Open-Circuit Voltage | 100V | ||
Max. Input Power: | |||
For 12V System | 300W | 420W | 540W |
For 24V System | 600W | 840W | 1080W |
Input Voltage Range: | |||
For 12V System | <60V | <80V | <100V |
For 24V System | <60V | <80V | <100V |
Battery Charging Parameters | |||
Charging Technology | MPPT | ||
Charging Algorithm | 3 Stages | ||
Nominal System Voltage | 12V/24V | ||
Battery Voltage Range | 9~30V | ||
Rated Charging Current | 25A | 35A | 45A |
Conversion Efficiency | ≤98% | ||
Max. Power Point Tracking Efficiency | >99% | ||
Temperature Compensation | -3mV/℃/2V (default) | ||
Self-Consumption | 44mA/12V; 26mA/24V | ||
DC Output Parameters | |||
Rated DC Output Current | 15A | 20A | 25A |
General Parameters | |||
IP Class | IP32 | ||
Operating Temperature Range | -35℃~+45℃ | ||
Humidity Range | ≤95% Non-condensing | ||
Altitude | <3000m | ||
Dimensions | 160x115x51mm | 195x135x65mm | 195x135x65mm |
Net Weight | 500g | 900g | 1035g |
Product Overview:




















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