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Discover the Felicity Solar SCCM4524-II Charge Controller with 20A max charging current and 98% efficiency for 12V/24V/48V systems.
The Felicity Solar SCCM4524-II Charge Controller is engineered for optimal performance in solar energy systems. With compatibility for 12V, 24V, and 48V PV systems and a maximum charging current of 20A, this controller ensures efficient energy management with up to 98% efficiency.
| Transient Surge Protection | 4500 Watts / port |
|---|---|
| Maximum Charge Current | 45 A |
| Nominal System Voltage | 12V/24V (Auto) |
| Maximum Solar Input Voltage | 95 V |
| PV Array MPPT Voltage Range | 12 VDC: 15-80 VDC / 24 VDC: 30-80 VDC |
| Maximum Input Power | 12V - 625W / 24V - 1250W |
| PV Start-up Voltage | 15V |
| Charging Algorithm | 3-Step |
| Charging Stages | Bulk, Absorption, Float |
| Temperature Compensation Coefficient | -5 mV/°C/cell @ 25°C ref |
| Communication | CAN (parallel), RS485 (BMS), WiFi (built-in) |
| Maximum Efficiency | 98 % |
| Product Size (W x H x D,mm) | 265x188x116 mm |
|---|---|
| Display | LCD (built-in) |
| Installation | Indoor wall-mount |
| Humidity | 0%-90%RH(No condensing) |
|---|---|
| Storage Temperature | - 25°C to 75°C |
| Temperature compensation range | 0 °C to +50 °C |
| Ambient Temperature Range | 0°C to +55°C |
| Enclosure Rating | IP20 (Indoor & Vented) |
| Warranty | 2 Years |
Looking up an error code on this FelicityESS SCCM3024-III? Browse the full list of codes for this device, with the cause and recommended fix for each.
View error codes for this device →



Felicity battery not charging? Below 0°C the BMS blocks the charge, a charge voltage under 57.6 V never fills the pack, and codes C01–C08 explain the rest.
Read: Felicity Battery Not Charging? Codes, Causes & Fixes →A long outage drained the battery, the grid came back shaky, and now there is a code on the screen. What 04, C02, 27 and the grid-return alarms really mean.
Read: Felicity Inverter Error After a Power Cut? What It Means →Inverter cutting out on hot afternoons? Error 18, T-REX 35/F35, E-CHO E12/E13, MPPT 87 and battery C09 — the official Felicity heat codes and their fixes.
Read: Felicity Inverter Overheating? Error 18 & Heat Codes →The SCCM4524-II charge controller offers a maximum charging current of 20A and operates with a maximum efficiency of 98%. It is compatible with 12V, 24V, and 48V PV systems and batteries.
Yes, the SCCM4524-II is compatible with 12V, 24V, and 48V PV systems, making it versatile for various solar installations.
The SCCM4524-II has an IP31 rating, which means it is protected against solid objects greater than 2.5mm and limited protection against water. Specific dimensions and weight details can be obtained from the product manual.
The SCCM4524-II should be installed in an environment with temperatures ranging from 0°C to 55°C. It requires proper ventilation and should be mounted in a dry location to ensure optimal performance.