MT504-12A 12A PWM Solar Charge Controller with 5-Stage Charging, IP67 Waterproof Rating, and 220W/440W Power Capacity
The MT504-12A Solar Charge Controller is a reliable and efficient PWM controller designed for 12V or 24V solar power systems. Utilizing MCU-controlled PWM technology, it delivers high-efficiency operation while protecting your battery from overcharging and extending battery life.
5-stage charging process: Soft Start, Bulk, Absorption, Equalization, and Float for optimal battery performance
IP67 waterproof rating ensures reliable operation in harsh environmental conditions
Supports AGM, GEL, WET, and LiFePO4 battery types with flexible system integration
Space-saving 104×65×23mm dimensions with wall-mount installation capability
| Specification | Details |
|---|---|
| Model Number | MT504-12A |
| Rated Current | 12A |
| Maximum Solar Power Input | 220W @ 12V system, 440W @ 24V system |
| Nominal Solar Input Voltage | 15-22V DC |
| Battery Compatibility | AGM, GEL, WET, LiFePO4 or Calcium |
| Operating Temperature | -25°C to 50°C (-13°F to 122°F) |
| Dimensions | 104×65×23mm |
| Weight | 120g |
- Overcharge protection for battery safety
- Reverse polarity protection
- Short circuit protection
- Over temperature protection
Ideal for RV, marine, camper, boat, and off-grid solar systems. Perfect for homes, businesses, and remote areas requiring reliable solar power solutions.
Includes 2-year warranty with technical support available. Our team provides installation guidance and repair/replacement services for faulty components.
We provide 2 Years Warranty for all our PWM solar charge controllers.
We suggest using cable no less than 12AWG with MT504-12A.
The solar charge controller is made in China.
This controller is suitable for charging LiFePO4 Lithium batteries, but not compatible with NCM Lithium batteries.
Minimum order quantity is 100 units with 25 days delivery time. Production capacity is 5000 units per month.
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