The CIT304 was an early entry in Thermador’s induction cooktop lineup, installed via a hardwired connection to a junction box – complete with specific conduit and clearance requirements – rather than the cord-and-plug connection used on today’s CIT models. Its installation manual is dated 2005, placing it well before the Wi-Fi-connected, app-controlled Freedom-series induction cooktops Thermador sells now.
Because the electrical connection method itself is different from current models, a no-power complaint on this cooktop should start at the junction box and dedicated circuit rather than assuming a simple plug or cord problem; beyond that, general induction troubleshooting – cookware compatibility, placement, and control responsiveness – still applies, though replacement parts and support for a unit this old are increasingly limited.
Key Features
- 30-inch early-generation induction cooktop
- Hardwired electrical connection through a junction box rather than a cord-and-plug
- Predecessor to today's Wi-Fi/Home Connect-enabled CIT Freedom cooktops
- Installation manual dated to BSH Home Appliances Corporation, 2005
Most Common Issues on This Model
Because this cooktop is hardwired rather than plugged in, a no-power condition requires checking the junction-box wiring and breaker rather than looking for a disconnected cord.
As with any induction cooktop, a zone that won't heat is more often a cookware-compatibility or placement issue than a coil failure - check with a known induction-compatible pan first.
On a unit this old, a cracked glass surface or an intermittent control problem is a reasonable point to weigh repair cost against replacement, given the age of the underlying electronics.

