MAX‑U Series 10A 20A PWM Solar Charge Controller,12V/24V Auto Recognition, Positive Ground
Product Features
MAX-U series PWM solar charge controller is designed for off-grid solar power systems, available in 10A and 20A specifications. It supports automatic 12V/24V battery voltage identification, compatible with Gel, AGM, lead-acid and lithium batteries.
Built with high-quality ABS plastic housing and IP32 protection grade, this solar controller adopts natural cooling design for stable operation. Equipped with LCD display screen, users can check real-time data including battery voltage, charging current and power status conveniently.
Multiple protection functions are integrated: overcharge protection, over-discharge protection, short-circuit protection and reverse connection protection, which effectively protects batteries and solar panels. Positive ground design meets special system requirements.
Widely applied for solar street lights, RV solar systems, off-grid power stations and small home energy storage systems. We support OEM & ODM customization, logo printing, and product samples are available for your testing.
Q1: What battery types is this MAX-U solar controller compatible with?
A1: It works with Gel, AGM, flooded lead-acid and lithium batteries. You can switch battery type via LCD menu.
Q2: Does it auto detect 12V and 24V battery systems?
A2: Yes. The MAX-U series automatically identifies 12V /24V battery voltage after power on.
Q3: What protection functions does this PWM controller have?
A3: Built-in overcharge, over-discharge, short circuit, reverse polarity protection for battery and solar panel.
Q4: What is the IP rating of this solar charge controller?
A4: IP32, suitable for indoor and sheltered outdoor installation. Not for direct rain exposure.
Q5: Can I customize logo or package for this controller?
A5: Yes, OEM & ODM service available. Custom logo, packaging and parameter setting are supported.
Q6: Is sample available?
A6: Samples are available for quality testing, sample cost and freight at buyer’s expense.
Q7: What is the warranty period?
A7: 1-year warranty. Damage caused by wrong wiring or man-made destruction is not covered.
Q8: Where can this controller be used?
A8: Solar street lights, RV solar systems, off-grid solar stations, small home energy storage systems.
Q9: Cooling method?
A9: Natural heat dissipation, no fan, low failure rate.
Q10: What is the max PV power for 10A and 20A model?
A10: 10A: 12V max 130W, 24V max 260W 20A: 12V max 260W, 24V max 520W
We provide a one-stop service integrating mature solutions, production, delivery, and after-sales service.