00:00Need Modbus hardware on network without headaches?
00:03Good RS-485 to Ethernet serial servers fix that.
00:07Found top 5 cheap, battle-tested units every installer needs in bag.
00:12First up, DeByte NE2D14PE.
00:16$18.26.
00:18Runs Po, no extra power brick in cabinet.
00:22Built-in signal and power isolation stops ground loops killing gear.
00:27Supports MQTT and Modbus gateway modes.
00:30Reliable, clean install.
00:33Wave share dual channel.
00:35$33.29.
00:38Killer feature, two independent RS-485 ports on one RJ-45 uplink.
00:44Talk to two separate baud rates or Modbus loops without second network drop.
00:49Tough metal case.
00:51Save switch ports.
00:53Senate NE2D11.
00:55Insane value, $8.90.
00:59DIN rail mount ready.
01:01Takes 8 to 28 volts DC.
01:04Handles Modbus, MQTT, HTTP, even photoremote firmware updates.
01:10Multi-protocol serial bridge cheaper than lunch.
01:13Put 5 in toolbox.
01:15Industry workhorse, PUSU USR DR302.
01:20$28 flat.
01:23Famous for rock-solid Modbus RTU to Modbus TCP conversion.
01:27Compact DIN railbody, PC flame-retardant shell.
01:32Configuration software painless.
01:34Plant managers trust this one for zero downtime panels.
01:38Elfin E-E11.
01:41Dirt cheap, $6.86.
01:44Tiny RJ-45 inline dongle form factor.
01:48Jam inside cramped sensor enclosures where DIN rail units never fit.
01:53Handles Modbus TCP, Telnet, basic web config.
01:56Perfect for tight retrofit budget.
02:00Links to all units down below.
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02:07Catch next one.
