Robertshaw KKTB-18-48 Oven Thermostat - Authentic OEM Gas Range Control, 150-599°F, 48" Capillary (KX-233-48, 5303935089)

Authentic OEM Robertshaw part. This is a genuine Robertshaw KKTB-18-48 thermostat sourced directly from an authorized U.S. Robertshaw distributor — not an imported non-OEM copy. When a temperature-critical appliance depends on it, the original part is the safe choice.

Robertshaw KKTB-18-48 Gas Range Oven Thermostat

Precise temperature regulation for professional and commercial-style gas ranges. Dual-function control covers bake mode (150–500°F) and broil mode up to 599°F, with a front-access calibration screw for fine tuning after installation.

Specifications

• Genuine Robertshaw KKTB-18-48 (Type K thermostat)
• Electrical rating: 5 A, 120 VAC — CSA approved
• Temperature range: 150–599°F
• 48-inch nickel-plated copper capillary tube for flexible routing
• Complete assembly with pre-attached capillary, ready to install

Cross-Reference Part Numbers

Direct replacement for KX-233-48, 5303935089, 1802A305 and other Type K oven thermostat applications.

Compatible Equipment*

• Awoco 30″ and 36″ commercial gas ranges (JK30A1-T, JK36A1-T)
• Thor Kitchen LRG, HRG and HRD series ranges
• NXR Professional gas ranges (incl. GL36001045AOW)
• Wolf Range commercial equipment

*Trademarks belong to their respective owners; references are for compatibility only. Not compatible with GE, Whirlpool, Samsung or Frigidaire residential ranges, electric ranges, or convection-only ovens.

Symptoms This Part Resolves

• Oven fails to reach or hold the set temperature
• Erratic temperature swings during cooking
• Broiler fails to ignite or function
• Uneven cooking or frequent burning

Installation

Direct replacement requiring basic hand tools. Always disconnect power and gas before servicing. Professional installation is recommended to ensure proper calibration and safe operation.