EPEver Tracer 4210AN Specifications & Review
The EPEver Tracer 4210AN delivers 40A of MPPT charge current for solar arrays up to 520W at 12V, providing a cost-effective solution for medium-sized off-grid systems. With RS485 Modbus communication and optional WiFi or MT50 display modules, it offers flexible monitoring options. The Tracer AN series is one of the most popular budget MPPT controllers for off-grid installations globally.
Key Specifications
| Brand | EPEver |
| Model | EPEver Tracer 4210AN MPPT Charge Controller |
| Type | MPPT |
| Max Solar Power | 520W |
| Max Charge Current | 40A |
| System Voltage | 12V/24V |
| Max PV Voltage (Voc) | 100V |
| Peak Efficiency | 96% |
| Battery Types | Sealed, Gel, Flooded, LiFePO4 |
| Load Output | Yes (20A) |
| Monitoring | Optional MT50 display or WiFi module |
| Communication | RS485 (Modbus) |
| IP Rating | IP30 |
| Dimensions | 213 x 114 x 51 mm |
| Weight | 0.83 kg |
| Operating Temperature | -25°C to 55°C |
| Price Range | $120–$150 |
| Warranty | 2 years |
| Certifications | CE, RoHS |
Pros & Cons
Pros
- ✓ 40A MPPT charging at just $120-150 — among the cheapest in its class
- ✓ RS485 Modbus supports advanced data logging and automation
- ✓ Optional WiFi module enables remote monitoring via smartphone
- ✓ Large global user community with extensive documentation
Cons
- ✗ Monitoring accessories not included — adds to total system cost
- ✗ 96% peak efficiency trails Victron's 98-99%
- ✗ IP30 rating limits to indoor or sheltered installations
- ✗ Less refined build quality compared to Victron or Renogy
Best For
Cost-conscious builders needing 40A MPPT capacity for medium off-grid systems with optional smart monitoring
Is the EPEver Tracer 4210AN Worth It?
The EPEver Tracer 4210AN is a MPPT charge controller rated for 40A of charge current and up to 520W of solar input at 12V. As an MPPT controller, it uses Maximum Power Point Tracking to extract up to 15-30% more energy from your solar panels compared to PWM controllers, especially when PV voltage is significantly higher than battery voltage. The 96% peak tracking efficiency ensures minimal energy loss during the conversion process.
At $120-$150 (approximately $3.38/amp), the Tracer 4210AN offers excellent value for money, making it one of the most cost-effective controllers in its current class. Budget-conscious builders will appreciate the strong performance-to-price ratio. The 2-year warranty is standard for this price range, though some premium brands offer longer coverage.
Supporting 12V/24V battery systems with a 100V maximum PV voltage, the Tracer 4210AN provides good flexibility for panel configurations with its 100V PV limit. The built-in 20A load output is a convenient feature for directly controlling DC lighting and small appliances without additional switching equipment. RS485 (Modbus) communication allows data logging and can be expanded with optional display or WiFi accessories for remote monitoring.
Overall, the EPEver Tracer 4210AN is a solid mid-range choice that balances performance, features, and price. It's well-suited for serious DIY solar builders who want reliable MPPT charging.
How the EPEver Tracer 4210AN Compares
| Model | Type | Power | Current | Efficiency | Price |
|---|---|---|---|---|---|
| EPEver Tracer 4210AN (this controller) | MPPT | 520W | 40A | 96% | $120-$150 |
| Renogy Rover 40A MPPT | MPPT | 520W | 40A | 97% | $140-$170 |
| Victron Energy SmartSolar MPPT 150/35 | MPPT | 500W | 35A | 98% | $250-$300 |
| Victron Energy SmartSolar MPPT 100/30 | MPPT | 440W | 30A | 98% | $170-$200 |
Compare This Controller
System Compatibility
Electrical Specifications
- Controller Type
- MPPT
- System Voltage
- 12V/24V
- Max PV Voltage (Voc)
- 100V
- Peak Efficiency
- 96%
- Load Output
- Yes (20A)
MPPT controllers can use panels with higher voltage than the battery, converting excess voltage into additional charging current for 15-30% more energy harvest.
Physical Specifications
- Dimensions
- 213 x 114 x 51 mm
- Weight
- 0.83 kg (29 oz)
- IP Rating
- IP30
- Operating Temp
- -25°C to 55°C
Battery & Monitoring
- - Battery Types: Sealed, Gel, Flooded, LiFePO4
- - Monitoring: Optional MT50 display or WiFi module
- - Communication: RS485 (Modbus)
- - Certifications: CE, RoHS
Frequently Asked Questions
What is the maximum solar array size for the EPEver Tracer 4210AN?
The EPEver Tracer 4210AN supports a maximum solar array of 520W with a PV open-circuit voltage limit of 100V. As an MPPT controller, it converts excess PV voltage into additional charging current, allowing you to use higher-voltage panels efficiently.
Is the EPEver Tracer 4210AN an MPPT or PWM controller?
The EPEver Tracer 4210AN is a MPPT charge controller. MPPT (Maximum Power Point Tracking) controllers are 15-30% more efficient than PWM by converting excess voltage into additional current, making them ideal for systems where PV voltage is significantly higher than battery voltage.
What battery types does the EPEver Tracer 4210AN support?
The EPEver Tracer 4210AN supports Sealed, Gel, Flooded, LiFePO4 battery types. LiFePO4 (lithium iron phosphate) support means you can use it with modern lithium batteries, which require specific charge profiles for safe and efficient charging.
Can I monitor the EPEver Tracer 4210AN remotely?
The EPEver Tracer 4210AN uses Optional MT50 display or WiFi module for monitoring. It supports RS485 (Modbus) communication for data logging and can be connected to optional display accessories.
What warranty does the EPEver Tracer 4210AN come with?
The EPEver Tracer 4210AN comes with a 2-year warranty. While this is a standard warranty period for this price range, some premium brands offer longer coverage.
Does the EPEver Tracer 4210AN have a load output?
Yes, the EPEver Tracer 4210AN includes a 20A load output terminal that can power DC loads directly. This is useful for lighting, fans, and other small DC appliances in off-grid setups. The load output can be programmed with timer modes for dusk-to-dawn lighting control.
How does the EPEver Tracer 4210AN compare in value to other controllers?
At $120-$150, the EPEver Tracer 4210AN costs approximately $3.38 per amp of charge current and $0.26 per watt of solar capacity. This represents excellent value per amp, making it one of the more cost-effective options in its class.
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Last updated: February 2026