Advanced Technology for Optimal Solar Power Performance

As the demand for solar power grows, a dependable and efficient solar charge controller is crucial for optimizing your solar power system. EPEVER introduces the Tracer-CPNBLE solar charge controller, a new series offering advanced features and enhanced performance.

The Tracer-CPN comes with a built-in Bluetooth module for easy parameter monitoring and adjustment via the Solar Gardian APP.

built-in Bluetooth module

Efficient Power Tracking with Advanced MPPT System

The Tracer-CPN boasts an advanced maximum power point tracking (MPPT) system, which significantly improves energy conversion efficiency – up to 30% higher than conventional PWM charging. With an MPPT tracking efficiency of 99%, this solar charge controller ensures optimal performance for your solar panels. Additionally, its “MPPT charging conversion efficiency” reaches up to 98%, making it an ideal choice for users seeking high power conversion efficiency.

Advanced MPPT technology

Wide Battery Compatibility: Support for Multiple Battery Types

The Tracer-CPN supports various battery types, including lithium-iron, lead-acid, gel, and sealed.

multiple battery types

Its three-stage charging mode – Bulk, Boost/Equalize, and Float – provides optimal charging and maintenance for your batteries.

three stage charging mode

Construction: Robust and Durable Design

Designed for durability, the Tracer-CPN features an aluminum alloy heat dissipation enclosure and is rated IP68, with 1.5 meters of ingress protection for 72 hours. This ensures dependable operation across various environments. Its low noise and power consumption design guarantee quiet performance and energy efficiency.

heat dissipation enclosure

Reliable and Safe Operation

The Tracer-CPN delivers reliable protection for your battery and load during disconnection, maintaining a constant equalization voltage output for both the battery and load. This prevents potential damage to the battery and load system.

Enhanced Design for Easy Installation and Improved Performance

The Tracer-CPN showcases an upgraded cover design with upper and lower covers, a fixed circuit board, and ceramic heat dissipation material for superior thermal capacity. The circuit design includes fixing screws for increased lead pulling capability, while exposed mounting holes simplify installation.

Tracer CPN easy installation

Comprehensive Protective Functions

The Tracer-CPN is equipped with extensive electronic protection features, including overcharge, over-discharge, short circuit, overload, and reverse polarity protection.


tracer-cpn protection function



Brand EP Ever





Rated system voltage 12/24VDC Auto( Lithium battery cannot automatically identify system voltage)
Battery work voltage range 8 ~ 32VDC
Rated charge/discharge current 20A 30A
Rated charge power 260W/12V; 520W/24V 390W/12V; 780W/24V
Max. PV open circuit voltage

60V (at minimum operating environment temperature)

46V( at 25℃ environment temperature )

100V (at minimum operating environment temperature)

92V( at 25℃ environment temperature )

MPP Voltage range (Battery voltage +2V) ~ 36V (Battery voltage +2V) ~ 72V
Battery Type Lead-acid battery: Sealed(Default) / Gel / Flooded/User; Lithium battery:LiFePO4/ Li-NiCoMn/User
Lead-acid Equalize Charging Voltage Sealed: 14.6V, Gel: No, Flooded: 14.8V, User: 9-17V (×2/24V)
Boost Charging Voltage Sealed: 14.4V, Gel: 14.2V, Flooded: 14.6V, User: 9-17V (×2/24V)
Float Charging Voltage Sealed/Gel/Flooded: 13.8V, User: 9-17V (×2/24V)
Low Voltage Reconnect Voltage Sealed/Gel/Flooded: 12.6V, User: 9-17V (×2/24V)
Low Voltage Disconnect Voltage Sealed/Gel/Flooded: 11.1V, User: 9-17V (×2/24V)
Lithium Boost Charging Voltage LiFePO4: 14.5V, Li-NiCoMn: 12.5V, User: 9-17V (×2/24V)
Low Voltage Reconnect Voltage LiFePO4: 12.8V, Li-NiCoMn: 10.5V, User: 9-17V (×2/24V)
Low Voltage Disconnect Voltage LiFePO4: 11.1V, Li-NiCoMn: 9.3V, User: 9-17V (×2/24V)
Self-consumption ≤10mA(12V); ≤7mA(24V) ≤15mA(12V); ≤9mA(24V)
Temperature compensation coefficient -3mV/℃/2V (Lithium batteries don’t have temperature compensation coefficient)
Communication RS485/BLE
Work temperature -40℃~+50℃ (Above 45℃, please operate in derating)
Enclosure IP68
Dimension (L x W x H)

Tracer5206CPN: 147mm × 130mm × 50mm

Tracer5206CPN(BLE): 157mm × 130mm × 50mm

Tracer7810CPN: 155mm × 141mm × 51.5mm

Tracer7810CPN(BLE): 165mm × 141mm × 51.5mm

Mounting hole size Φ4.5mm Φ4.5mm
Mounting size (L x W) 121mm × 120mm 132mm × 120mm
Net weight 1.30kg 1.59kg



Download the Solar Guadian App here for IOS (apple)iOS Solar Guardian


Download the Solar Guadian App here for Android Android Solar Guardian