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Discover the Felicity Solar SCCM4548-II Charge Controller with 100V PV input, 20A charging current, and 98% efficiency for optimal solar performance.
Introducing the Felicity Solar SCCM4548-II Charge Controller, a cutting-edge solution designed to optimize your solar energy system. With a maximum PV input voltage of 100V and a charging current of 20A, this controller ensures efficient energy management for 12V/24V battery systems.
| Maximum Solar Input Voltage | 145V |
|---|---|
| Maximum Charge Current | 45 A |
| Nominal System Voltage | 12V/24V/48V (Auto) |
| PV Array MPPT Voltage Range | 12 VDC: 15-130 VDC / 24 VDC: 30-130 VDC / 48 VDC: 60-130 VDC |
| Maximum Input Power | 12V - 625W / 24V - 1250W / 48V - 2500W |
| 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 % |
| Transient Surge Protection | 4500 Watts / port |
| Product Size (W x H x D,mm) | 308x212x125 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 SCCM4548-II charge controller has a maximum PV input voltage of 100V, a maximum charging current of 20A, and operates at a battery voltage of 12V/24V. It boasts a high maximum efficiency of 98%.
Yes, the SCCM4548-II is compatible with both 12V and 24V battery systems, making it versatile for various solar energy setups.
The dimensions of the SCCM4548-II are 140 x 119 mm. It is designed to be compact and easy to install, although the weight and IP rating are not specified.
The SCCM4548-II should be installed in an environment where the temperature ranges from 0°C to 55°C. Ensure proper ventilation and avoid exposure to direct sunlight or moisture.