NZ Logical SRNE 50A Bluetooth MPPT Solar Controller

NZ Logical MPPT Solar Charge Controller – Smart, High-Efficiency Charging for Any Battery System

Maximise the performance of your solar power system with the NZ Logical MC-Series MPPT Solar Charge Controller, engineered for exceptional efficiency, ultra-low power consumption, and full compatibility with all major battery types. Featuring an advanced buck-boost MPPT converter delivering up to 98% conversion efficiency and an industry-leading 99% tracking accuracy, this controller ensures you harvest the maximum available energy from your solar panels in all conditions.

Designed with extremely low self-consumption of just 0.7W–1.2W and a standby draw as low as 50–100mA, the MC-Series minimises battery drain while delivering powerful, reliable charging — ideal for marine, caravan, RV, off-grid, and backup power systems.

Integrated Bluetooth connectivity allows seamless monitoring and configuration through the Solar App, while fully customisable charging parameters provide precise control across lithium, AGM, gel, and flooded lead-acid batteries. Intelligent cold-start technology can even wake deeply discharged lithium batteries, ensuring dependable recovery and uninterrupted charging.

Key Features

• NZ Logical genuine MPPT technology with integrated buck-boost converter

• Up to 98% conversion efficiency with 99% MPPT tracking accuracy

• Compatible with all battery types – lithium, AGM, gel, flooded & more

• Cold-start lithium support – recovers deeply discharged lithium batteries

• Ultra-low self-consumption – only 0.7W–1.2W

• Low standby current – just 50–100mA

• Built-in Bluetooth – monitor and adjust settings via the Solar App

• Silent natural cooling – fan-free design for quiet, reliable operation

• User-configurable charging parameters – optimise charging for your system

Optional Accessories (MC-Series)

• RM-6 Remote Meter – clear system monitoring and control

• Battery Temperature Sensor – improves charging accuracy and battery life

• WiFi Module – access live and historical system data remotely through the Solar App

Specifications

• System Voltage: 12 / 24V

• Maximum Solar Open Circuit Voltage (V.O.C): 92V DC

Maximum Solar Input Power:

• 12V battery bank: 660W

• 24V battery bank: 1320W

• Rated Charge Current: 50A

• Self-Consumed Power: <10mA

• Operating Temperature: -35°C to +45°C

• Ingress Protection: IP32

• Communication Method: RS232

• Dimensions: 183 × 127 × 69.5mm

• Weight: 1.4kg

• Warranty: 5-Year NZ Logical Warranty