quick view Choose Options Zytron Control Products, Inc. Zytron Direct Replacement for OEM 555-1B MSRP: $834.00 DESCRIPTION The Series 555 is a 0° to 999°F/0° to 537°C microprocessor cooking controller featuring exceedingly intuitive operation, a bright easy to read LED display and single button access to up to 10 user programmed menus. SENSOR 100... Choose Options Add to Wish List Add to My Wish List Create New Wish List Compare