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Mastervolt 79007712 – MLI Ultra Connection Kit 12V (225–400 A, Safety Relay & Fuse Holder for MLI 12/3000 & 12/6000)
The Mastervolt MLI Ultra Connection Kit 12V (79007712) provides a compact and safe solution for installing essential safety components directly onto MLI Ultra lithium-ion batteries. Designed specifically for the MLI Ultra 12/3000 and 12/6000 models, this kit includes a 12 V DC safety relay, T-fuse holder (fuse not included), dual busbar conductors, and a pre-assembled mounting bracket. This streamlined installation package increases height by only 65 mm and adds just 2 kg of weight, while eliminating the need for additional tools or custom setups.
This kit simplifies installation workflows and supports reliable high-current battery integration in marine, vehicle, or off-grid environments. Compatible with Class T fuses rated between 225 and 400 A, the system ensures protection and efficiency in line with Mastervolt’s high-performance standards.
Key Features
- Complete installation kit for MLI Ultra 12/3000 and 12/6000 batteries
- Pre-assembled on a compact, easy-to-mount bracket
- Includes 12 V DC safety relay (500 A), fuse holder, and 2 busbar conductors
- Compatible with Class T fuses (225–400 A) – fuse not included
- No power tools required – install in minutes
- Safe, efficient, and space-saving system integration
Technical Specifications
Parameter Value Model 79007712 Compatibility MLI Ultra 12/3000, MLI Ultra 12/6000 Max Continuous Current 300 A Safety Relay 12 V DC, 500 A Max Voltage 64 V Fuse Compatibility Class T Fuse (225–400 A, not included) Installation Height Increase +65 mm / 2.5 inch Additional Weight +2 kg / 4.4 lb Operating Temperature -10 °C to +50 °C Included Components Mounting bracket, 12 V safety relay, T-fuse holder, 2x busbar conductor
Applications
- Marine lithium battery installations
- Off-grid power systems requiring fuse/relay integration
- RV and mobile energy storage setups
- Professional battery banks using MLI Ultra 12/3000 or 12/6000
Documents
Ultra Connection Kit 12 V - User Manual Size: 991,6 Kb -