Description
🔌 EPEver Tracer 3910BP – 15 A MPPT Charge Controller (12/24 V Auto)
The Tracer 3910BP is a waterproof IP68-rated MPPT solar charge controller with IoT/RS485 support—perfect for 12 V or 24 V battery systems. It provides up to 15 A charge and discharge current, supporting lead‑acid and lithium batteries, with mobile or cloud monitoring.
📋 Key Specifications
| Parameter | Specification |
|---|---|
| Nominal System Voltage | 12 V / 24 V auto |
| Charge / Load Current | 15 A (charge), 15 A (load) |
| Max PV Input Power | 390 W @ 12 V / 780 W @ 24 V |
| Max PV Open-Circuit Voltage | 60 V (cold), 46 V @ 25 °C; 100 V cold, 92 V @ 25 °C |
| MPPT Conversion Efficiency | ≤98 % |
| Tracking Efficiency | ≥99 % |
| Self-Consumption | ≤13 mA @ 12 V; ≤11.5 mA @ 24 V |
| Battery Types Supported | Sealed/Gel/Flooded Lead‑Acid; LiFePO₄, Li‑NiCoMn |
| Enclosure Rating | IP68 waterproof (1.5 m / 72 h) |
| Communication Interface | RS485 waterproof, Modbus protocol |
| Operating Temperature Range | –40 °C to +60 °C |
| Dimensions (mm) | 150 × 93.5 × 32.7 |
| Net Weight | ~0.74 kg |
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✅ Highlights
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Excellent MPPT and tracking efficiency for maximum solar harvesting
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Wired for monitoring with RS485, compatible with MT50 app, Wi-Fi, or Bluetooth modules
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Built for rugged outdoor use—suitable for marine, small homes, or remote solar lighting
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Intelligent battery management with programmable voltage settings and electronic protections (overcurrent, reverse, overtemperature)
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Supports both charging and load outputs (dual-purpose)
📄 Datasheet & Manual Download (HTML Link)
Download the official EPEver Tracer BP Series Datasheet & Manual (PDF)Â