A calm evening turned into a fuel-system problem with very little warning. This Tech Talk looks at diesel bug, hidden water in tanks, clogged filters, and what sailors can do to reduce risk.

Do lithium batteries really destroy stock alternators? This Tech Talk explains how alternators actually behave, why failures happen, and when lithium upgrades are safe — without hype or panic.

When winter arrives, lead-acid batteries need more than luck. In this Tech Talk, Doruk Kocuk shares how to charge, store, and protect them before lay-up — so you don’t wake up to a dead bank next spring.

Choosing between flexible and rigid solar panels for boats isn’t as simple as it looks online. In this Tech Talk, marine electrical systems expert Doruk Kocuk shares real-life scenarios, cost breakdowns, and efficiency tips to help you decide which setup works best for your yacht.

They don’t shine like solar panels or impress like lithium batteries, but electrical safety devices are the true guardians of your boat. From main battery fuses with proper AIC ratings to DC-rated breakers and spare fuse management, here’s what every cruiser should know to stay safe at sea.

From safety alerts to starting your heater before you arrive, smart boat connectivity is changing the way we live aboard. In this Tech Talk, Doruk Kocuk explores how integrated systems, shared data languages, and remote monitoring are reshaping life at sea.