Description
SKU: SR-BT-2
Mfg. SKU: BT-2
SRNE BT-2 Bluetooth Adapter Module
Extend wireless monitoring to all your SRNE solar charge controllers with the compact, self-powered BT-2 Bluetooth module. Perfect for installations from Vancouver to the Yukon, it plugs straight into your controller’s TTL PH2.0 port—no extra power wiring—and delivers up to 15 m of stable Bluetooth 4.0 BLE connectivity for in-field or remote smartphone monitoring.
Key Features
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Wireless Monitoring & Configuration: Pair with the free “SRNE Solar” mobile app (iOS & Android) to view PV voltage, battery voltage, charge/load current, temperature, and fault logs in real time, and adjust settings on the fly
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Plug-and-Play Power: Draws its 5–12 V supply directly from the controller’s communication port—no separate power cable required
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Bluetooth 4.0 BLE: Fast pairing, low-power operation, and up to 15 m line-of-sight range for reliable data transmission in homes, farms, and off-grid cabins
Technical Specifications
| Parameter | Specification |
|---|---|
| Interface | TTL level, PH2.0 connector |
| Bluetooth Version | Bluetooth 4.0 BLE |
| Communication Range | ≤ 15 m |
| Power Supply | 5–12 V via controller port |
| Operating Temp. | –20 °C to +75 °C |
| Ingress Protection | IP67 |
| Dimensions | 67.3 × 36 × 15.5 mm |
| Mounting Holes | φ 3.5 mm |
| Weight | 120 g |
| App Version | SRNE Solar v1.02 |
Applications & Benefits
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Remote Cabins & Cottages: Monitor system performance without trekking to the controller box
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Commercial & Agricultural Arrays: Keep tabs on multiple controllers via your phone for preventative maintenance
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Easy Upgrades: Compatible with any SRNE controller that uses a TTL PH2.0 port (e.g. MC2x30N10, ML4860N15)
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Hassle-Free Setup: Simply plug in the BT-2 module, install the SRNE Solar app, and scan the QR code—no wiring extras


