Equipment Type: Pre-Wired MPPT Charge Controller; Primary Applications: Large off-grid and grid-tie solar installations requiring robust battery charging

Performance Specifications

• Nominal Battery Voltage: 48V
• Maximum Output Current: 120A
• PV Open Circuit Voltage (VOC): up to 600 VDC max (Min: 220V; Ideal: 300–600V)
• Wide MPPT Window: 185–585V
• Power Conversion Efficiency: 98% (typical system)
• Battery Voltage Regulation Set Points: 40V to 65V (bulk, absorb, float, equalization)
• Programmable Auxiliary: 2 auxiliary outputs
• Communications/Networking: Standard CAT5 Canbus; Can connect with MidNite Rosie inverter and other products
• Display Interface: MNGP2 graphics display with rotary knob
• Data Logging: 380 days
• Derating: Automatic derating above 77°F
• Enclosure/Build: Die-cast aluminum; Indoor Type 1; Terminal Rating 75°C
• Operating Temperature: -40°C to 50°C

Safety Features and Certifications

• Integrated MNSPD-600 surge protection device
• Optional Hawke's Bay Breaker Box for voltage excursion protection
• Optional Arc Fault and Ground Fault protection modules
• Certifications: UL1741, ETL (U.S. and Canada), CE Low Voltage Directive EN50178

Installation and Maintenance Requirements

• Utilities/Connections: 48V nominal battery system; PV input up to 600 VDC; CANBUS network via CAT5
• Required Space/Dimensions: Shipping footprint 40 x 16.5 x 12 inches; weight 47 lbs
• Commissioning Steps: 1) connect PV array, 2) connect 48V battery bank, 3) configure voltage set points (40–65V), 4) enable CANBUS with MidNite devices, 5) verify MNGP2 operation
• Preventive Maintenance (intervals): Inspect enclosure and connectors annually; verify surge protection status; review firmware/app connectivity; check data logging status

Warranty and Service Information

• Warranty: 7 years
• Service Terms/Response: Standard manufacturer terms apply; contact MidNite Solar for specifics and SLA details

Branding/References

• Manufacturer: MidNite Solar
• Model: MNHAWKE’S BAY120-PW
• Designed and assembled in the U.S.; UL1741/ETL listing; CE EN50178
• Datasheets/References: Hawke's Bay 120 PW pre-wired system data sheet available from MidNite Solar

Differentiators

• Wide MPPT window (185–585V) enables flexible PV configurations and optimized energy harvest
• Integrated MNSPD-600 surge protection with optional Arc Fault and Ground Fault modules for enhanced safety
• MNGP2 display with CANBUS integration to MidNite inverters (e.g., Rosie 7000W) and firmware/app update capability with 380 days data logging