100% READ-ONLY HARDWARE • ZERO CNC WRITES • NO IT FIREWALL CHANGES
RELAYBOX Try Free for 30 Days
FOR 10–40 MACHINE JOB SHOPS • 3-MIN INSTALL

Stop losing unattended runs to silent spindle stalls.

Clip RelayBox to a DIN rail, plug into your cell Ethernet switch (100% read-only), and get a text the minute a machine stalls past 3 minutes—along with what fixed that exact alarm last time.

The math: One unnoticed 45-minute stall on a \$120/hr mill burns \$90—nearly half the monthly cost of watching four machines.
  • Zero IT setup: Plugs into 110V or 24V power; no PC agents or open firewall ports.
  • 1-tap SMS fix memory: Reply 1 Tooling, 2 Setup, or 3 Machine to log fixes permanently.
  • 1-click service tech PDF: Send 48-hour spindle load &