48v is here! (for cars). Boats next?!


SabrToothSqrl

Well-known member
Now that the cybertruck is out with it's 48v low voltage system, replacing the 100 year old 12v... when will Formula go 48v?
The benefits are amazing.


Instead of super slow nmea 2000, 250kbps (OMG that's slow. That's couldn't even stream a video let alone 4k HD content).

you can run actual cat5e or cat6, with 48v AND up to 100 watts! at GIGABIT speeds.
that's only (gotta do some math here)
1gbps = 1,000 mbps = 1,000x1,000 = 1,000,000 kbps. so this is roughly 4 MILLION times faster. 4k streaming on every device. easily.

1 plug - RJ45 on everything. Power. Data. Performance. No random wiring. No 2 gauge wiring. No random who knows what plugs into what. Just 1 wire and 1 plug. How easy would it be to plan ahead with wire runs. or with multiple connectors on a single device, you can daisy chain ALL THE THINGS!

Think of the windshield wipers with 48v of power! Power windows. Heated Seats. with 4x less copper used!

Marine Hybrid systems that can charge and power larger motors. Bow thrusters that don't need 100 batteries or wire that's $50/foot!
Actually. most large boats have 120v AC for us humans to use, so I have NO idea why there aren't more 120v AC bow/stern thrusters. If the boat already has a huge inverter + battery (I'm looking at you greenline)... why have like 8 extra 12v car batteries scattered throughout the hull?! drop all the cost, weight, and space suck by using 120v Bow/Stern thrusters! Just run 12 gauge wire to it!

and. for any laggard companies. just step the 48v down to 12v and your device still works... it's just not as cool.

In a car it's great, but boats have even more power demands! Windlass, anchor lines, lights, A/C units. Blenders ;) Water Pumps. Water heaters, ice makers, power tables, etc. etc. etc. ALL benefit from 48v! Hey, maybe the lift for my engine hatch will finally MOVE with some gusto!

anyway, just excited to see where this new standard takes us! If I was a boat builder, I'd want to switch today! Huge copper and thus cost savings.
 
12V is easy so that's why it's hung on.
Higher voltage the lower current, just ohms law

We need solid state Bats. When solid state is perfected this will be the ultimate game changer
 
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