Midnite Solar MNHAWKE’S BAY120-PW
The MidNite Solar MNHAWKE’S BAY120-PW is a good choice for large off-grid or grid-tie solar installations requiring robust battery charging. With 120A of output at 48V and wide PV input compatibility, this pre-wired MPPT charge controller delivers professional-grade performance.
- 120A High-Current Output
- Talking MNGP2 Display
- 98% Conversion Efficiency
About the Product
The MidNite Solar MNHAWKE’S BAY120-PW combines advanced MPPT technology with comprehensive safety features for demanding solar installations. Engineered for 48V battery systems, this charge controller delivers 120A of continuous output with a typical 98% conversion efficiency. The wide MPPT window (185 - 585V) accommodates various panel configurations, optimizing energy harvest from dawn to dusk.
Built with a die-cast aluminum enclosure and quiet fan cooling, the MidNite Solar MNHAWKE’S BAY120-PW operates from -40°F to 122°F with automatic derating above 77°F. The integrated MNSPD-600 surge protection device shields your system from voltage spikes, while the optional Hawke's Bay Breaker Box prevents dangerous battery voltage excursions.
The intuitive MNGP2 graphics display provides comprehensive system monitoring through a simple rotary knob interface. With Canbus communication, this display connects seamlessly with MidNite's 7000W Rosie inverter and other MidNite products, eliminating the need for multiple monitoring devices.
Firmware updates via phone app, 380 days of data logging, and remote display options ensure your pre-wired solar controller stays current and accessible. Designed and assembled in the U.S. with UL1741/ETL listing and a 7-year warranty, the MidNite Solar MNHAWKE’S BAY120-PW delivers code-compliant, professional-grade performance for robust solar installations.
Optional plug-in Arc Fault and Ground Fault protection modules are available for enhanced safety and code compliance.
Specifications
Nominal Battery Voltage |
48V |
Maximum Output Current |
120A |
PV Open Circuit Voltage (VOC) |
600 VDC max (Min: 220V, Ideal: 300-600V) |
Power Conversion Efficiency |
98% (typical system) |
Battery Voltage Regulation Set Points |
40V to 65V (bulk, absorb, float, equalization) |
Programmable Auxiliary |
2 auxiliary outputs |
Stacking Cables for System Networking |
Standard CAT5 - Canbus |
Terminal Rating |
75°C (167°F) |
Operating Temperature |
-40°C to 50°C (-40°F to 122°F) |
Environmental Rating |
Indoor Type 1 |
Safety Certifications |
UL1741, ETL (U.S. and Canada), CE Low Voltage Directive EN50178 |
Weight |
47 lbs |
Dimensions (Shipping) |
40 x 16.5 x 12 inches |
What our Experts Think
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High-capacity MPPT charging: Delivers up to 120A output for 48V battery banks, making it ideal for large residential, commercial, and off-grid solar installations.
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Pre-wired for faster installation: Factory pre-wired with integrated surge protection and battery temperature sensing, reducing installation time and improving reliability.
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Excellent solar harvest: Wide 185–585V MPPT operating range and up to 98% conversion efficiency maximize energy production throughout the day.
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Advanced monitoring and control: Includes the MNGP2 talking display with CANbus communication for easy programming, system monitoring, and seamless integration with MidNite Solar products.
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Built for demanding environments: Rugged die-cast aluminum enclosure, quiet fan cooling, and optional Arc Fault/Ground Fault protection provide dependable long-term performance.
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Made in the USA: Designed and assembled in America with professional-grade components and a 5-year warranty, making it a trusted choice for serious renewable energy systems.
Q&A
Q1: What is the MidNite Solar MNHAWKE'S BAY120-PW used for?
A: It is a pre-wired 600V MPPT solar charge controller designed for large off-grid and grid-tied battery systems using 48V battery banks.
Q2: What are its power and voltage ratings?
A: It delivers 120A output at 48V and accepts a 185–585V DC PV input (600V maximum open-circuit voltage) for high-voltage solar arrays.
Q3: What battery types does it support?
A: It is compatible with lithium, AGM, gel, flooded lead-acid, and other common battery chemistries, with fully programmable charging profiles.
Q4: What features are included?
A: The unit comes pre-wired with an MNGP2 color display, Battery Temperature Sensor (BTS), and MNSPD-600 surge protection device for simplified installation and monitoring.
Q5: Is it compatible with MidNite Solar inverters?
A: Yes. It communicates via CANbus and is designed to integrate seamlessly with the MidNite Rosie inverter and other MidNite Solar products.
Q6: Where is the MNHAWKE'S BAY120-PW manufactured?
A: It is designed and assembled in the USA and is backed by a 5-year manufacturer warranty.
Maintenance Tips
Damage 
Loss 
Theft 
