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I need a clear, reliable 12-volt circuit worked out for my small sailing boat. The system consists of a Lifepo4 house bank of 2x150ah to be wired in parallel, an AGM starter battery for a Volvo Penta MD5 7,5hp diesel engine, the panel is philipi stv 110, there are 10-14 loads to connect. I already have the components and now need a wiring diagram, cable sizing, fuse and breaker selection, grounding plan and an easy-to-follow installation guide specifically for connecting AGM Battery Lifepo Batteries switch main fuse smartshunt victron dc-dc (to charge the house bank from the starter agm battery) mppt (to charge the house bank, to add panels later) Boat is 24-foot hull I’d like the finished design as soon as possible. I expect to receive: • Schematic and physical wiring layout (PDF and editable format) including wire size in mm2 • Simple step-by-step installation notes and safety checks If questions come up during the design, fast turnaround on clarifications will be appreciated so I can finish wiring the boat quickly.
Project ID: 40517693
14 proposals
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Active 8 days ago
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14 freelancers are bidding on average €145 EUR for this job

Hi, I’d be happy to help with this project. I have experience creating electrical schematics and wiring layouts for battery-powered systems, including LiFePO4 batteries, charging systems, fuse protection, and DC power distribution. Based on your requirements, I can provide a complete wiring design showing the AGM starter battery, 2x150Ah LiFePO4 house bank, main switch, fuses, SmartShunt, Victron DC-DC charger, MPPT, and the Philippi STV 110 panel. I’ll also include cable sizing in mm², fuse and breaker recommendations, grounding details, and a clear step-by-step installation guide so the system is easy to wire and troubleshoot. Before starting, I would just need a few details such as the exact Victron models, alternator specifications, and approximate cable lengths between the main components. Once I have those, I can put together a clean and practical design tailored to your boat. I understand that you’d like to complete the wiring soon, so I can provide quick communication and fast turnaround throughout the project. Looking forward to discussing the details and helping you get the system wired correctly and safely. Best regards
€40 EUR in 7 days
7.4
7.4

Don't let the talk of AI and ERP workflows intimidate you; remember, I’m not just a coder; I am an Electrical Engineer with deep expertise in circuit design and electronics. Though this specific project may not seem to directly align with my previous work, it requires exactly what I bring to the table - designing and implementing intelligent systems that need to actually ship and function optimally. This 12V Sailboat Circuit Design is right up my alley. Besides, in line with your request for an easy-to-follow installation guide, I pride myself on my ability to simplify complex concepts for easy understanding. I'll provide you with comprehensive schematics and a physical wiring layout with wire sizes in mm2, choosing fuses and breakers that suit the task at hand without overloading them. One key aspect crucial to a reliable circuit design in this context is proper grounding. Not only will I provide an effective grounding plan tailored to your sailboat's unique specifications but also ensure that a continuous communication channel is established between us throughout the process.
€19 EUR in 7 days
4.6
4.6

Hi There! As you can see in my portfolio on my profile, I have extensive experience designing PCBs and mass production equipment, just like you need. I can handle your project. I apologize for the simple proposal; I know you're probably tired of reading AI-generated proposals, and I'd rather not waste time on that. If you're interested in working with me, send me a message and we can work out the details! Best Regards!
€19 EUR in 10 days
4.7
4.7

Hello, With a solid background in designing complex electrical systems for marine applications, I will develop a clear, reliable 12‑V wiring diagram for your 24‑ft hull. I’ll first map the Lifepo4 bank and AGM starter, then specify cable sizes, fuse and breaker ratings, and a grounding scheme that meets marine safety standards. Next, I’ll integrate the smartshunt, Victron DC‑DC, and MPPT charger, ensuring seamless charging from the starter battery and solar panels. I’ll produce a PDF schematic and editable CAD file, along with a step‑by‑step installation guide and safety checklist. My experience with Python automation has honed my precision and documentation skills, allowing me to deliver accurate, user‑friendly instructions quickly. Let’s connect to finalize details and get your system wired efficiently. Best Regards Naveen Thakur
€8 EUR in 1 day
4.3
4.3

HI there ! Hope you are doing well . KICAD and Proteus are two of my specialties, both of which lend themselves well to creating detailed and professional circuit designs. These tools will ensure that your 12-volt system is not only safe and reliable but also optimized for efficiency given your specific set of components. Moreover, my proficiency in Matlab coupled with my experience working with battery management systems will be valuable as we develop the wiring diagrams, cable sizing, fuse selection, grounding plan, and installation guide for your unique setup. In addition to providing these essential materials in an easily understandable format such as PDF or editable files, I am committed to a rapid turnaround time on any clarification you may need during the process so that you can finish wiring your boat quickly. Regards Sparktech
€30 EUR in 7 days
4.5
4.5

Subject: Proposal for 12V Sailboat Circuit Design Dear , I hope this message finds you well. I am Jakub, a professional freelancer with over 10 years of experience in electrical engineering and circuit design. I have successfully completed numerous projects involving marine electronics, including sailboat systems. For your small sailing boat, I understand the importance of having a clear, reliable 12-volt circuit that ensures safety and efficiency on the water. With my expertise, I can design a custom circuit that meets all your specific needs, ensuring optimal performance and reliability for your sailing adventures. Please let me know if you have any particular requirements or concerns regarding the system's functionality and specifications. I am eager to discuss this further and provide a detailed proposal tailored to your needs. Thank you for considering my services. I look forward to working with you soon. Best regards, Jakub
€20 EUR in 7 days
0.0
0.0

Hello, I am an Electrical Engineering graduate with experience in electrical schematic design, protection systems, cable sizing, and EPLAN electrical drawings. I can prepare a complete 12V DC boat electrical system design including: • Battery bank wiring (AGM starter + LiFePO4 house bank) • Main fuse and battery switch arrangement • Victron SmartShunt integration • Victron DC-DC charger wiring • MPPT solar charger wiring • Distribution panel connections • Cable sizing calculations (mm²) • Fuse and breaker selection • Grounding and bonding plan • Detailed schematic diagram • Physical wiring layout • Step-by-step installation guide and safety checklist Deliverables: * PDF drawings * Editable source files * Cable and protection schedule * Installation documentation I am available for quick communication and revisions if any clarification is required during the project. Looking forward to discussing the system details. Best regards, Krushna More
€28 EUR in 10 days
0.0
0.0

I will do I have experienced i never cheat I will do this in proper time please give me one chance....
€19 EUR in 7 days
0.0
0.0

Project Title: Video Editing & Digital Marketing Services Project Goal I provide professional Video Editing and Digital Marketing services to help businesses, brands, and content creators increase their online presence and audience engagement. Services Offered: • Professional video editing for TikTok, Instagram Reels, YouTube Shorts, and Facebook. • Adding captions, transitions, effects, music, and color correction. • Social media content planning and optimization. • Digital marketing support to improve reach, engagement, and brand awareness. • Content strategy tailored to target audiences. Project Objectives: • Create high-quality and engaging video content. • Increase social media visibility and audience growth. • Improve engagement rates through creative content. • Deliver content on time with consistent quality. Why Choose Me: • Strong attention to detail. • Fast communication and reliable project delivery. • Understanding of current social media trends. • Commitment to client satisfaction and long-term collaboration. I am ready to work closely with clients to achieve their marketing goals through creative video content and effective digital marketing strategies.
€19 EUR in 7 days
0.0
0.0

Hi, I am a professional Electrical Engineer with extensive experience in high-reliability power distribution systems, including my work on Mars Rover hardware. Designing a 12V marine system requires precision to ensure safety and longevity, especially with LiFePO4/AGM setups. I will provide you with a full, professional-grade package: a clear wiring schematic, exact cable sizing based on load calculations, proper fuse/breaker selection, and a step-by-step installation guide. My bid is €200, which reflects the engineering precision and safety documentation required for a reliable vessel installation. I can have this ready for you in 4 days. Let me know if you’d like to move forward.
€200 EUR in 6 days
0.0
0.0

As a Hardware Design Engineer with over two years of experience, I specialize in power electronics and converter design. My hands-on experience in electric vehicle technology, robotics, and associated drive systems sets me apart. I have a strong command of industry-standard software including PSIM, TINA, and MATLAB, enabling me to deliver precise and innovative solutions. I am GATE qualified and have presented impactful reports on industrial training, showcasing my ability to communicate complex concepts effectively. If you're seeking an engineer who combines technical expertise with a strategic approach to design, I'm ready to collaborate on your next project and help turn your ideas into reality. Let's discuss how I can contribute to your goals.
€19 EUR in 7 days
0.0
0.0

Hi there, I have experience with low-voltage DC systems, battery banks, Victron equipment, marine wiring layouts, fuse coordination, cable sizing, and safe installation documentation. For your boat, I will create a complete wiring plan that separates the AGM starter system from the LiFePO4 house system while allowing safe charging of the house bank through the Victron DC-DC charger and future solar charging through the MPPT. The design will include: * System schematic * Physical wiring layout * Cable sizes in mm² * Main fuse and branch fuse/breaker selection * Battery switch arrangement * SmartShunt placement * DC-DC charger wiring * MPPT wiring for future solar * Grounding/negative bus plan * Step-by-step installation notes * Safety checks before first power-up I will also make sure the layout is easy to follow for installation, with clear labels for AGM battery, LiFePO4 batteries in parallel, starter circuit, house loads, panel feed, charging sources, and common negative return. I can start quickly and deliver the first wiring concept fast, then finalize the cable and fuse sizing after confirming component ratings and cable run lengths. Best regards, Alson
€1,500 EUR in 20 days
0.0
0.0

Greece
Member since Jun 16, 2026
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