all home built solar system

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noneyabussiness Guru Joined: 31/07/2017 Location: Australia Posts: 527	Posted: 09:23am 06 Jan 2023       AU $8.17  5%OFF | 10PCS/LOT XL7015 DC-DC Dc converter Step-down module 5V-80V Wide voltage input 7005A LM2596 https://a.aliexpress.com/_mqpeuMw non isolated low power, these are good... AU $21.82 | 10PCS B0505S-2W B0505S-2WR2 B0512S-2W B0524S-2W B1205S-2W B1212S-2W B1215S-2W B2405S-2W B2415S-2W B2424S-2W SIP-4 NEW in stock https://a.aliexpress.com/_mOxp0xo isolated mosfet driver supply... AU $4.53  54%OFF | Converters Electric Buck voltage Converter DC36V/48V/60V/72V To 12V DC Module Car Power Supply Voltage For Electric Vehicle https://a.aliexpress.com/_mtrAuSI higher power non isolated... good for driving fans etc... hope this helps..