OEM Oven Thermostat – Temperature Control & High-Limit Thermostats for Ranges & Wall Ovens
Product Overview
Two main types:
Capillary Thermostat – uses a fluid-filled bulb and capillary tube for mechanical temperature sensing
Electronic Thermostat / Sensor – uses an RTD sensor for digital temperature control
Common applications:
Electric and gas ovens
Wall ovens and ranges
Commercial ovens
Toaster ovens
JRS supplies OEM-grade thermostats. Available in mechanical capillary or electronic sensor designs. Built for accuracy, durability, and safety.
Designed for:
Appliance OEMs (included with new ovens)
Replacement parts distributors
Appliance repair and aftermarket suppliers
Commercial oven manufacturers
Precision calibration. Consistent quality. Flexible order quantities.
Thermostat Types Available
Type |
Sensing Method |
Best For |
Capillary Thermostat |
Fluid-filled bulb + capillary tube – mechanical temperature sensing |
Standard ovens – reliable, cost-effective, proven design |
Electronic Temperature Sensor |
RTD sensor – resistance changes with temperature |
Premium ovens – digital accuracy, faster response |
High-Limit Thermostat |
Safety cut-off – shuts off power if temperature exceeds safe limit |
All ovens – overheating protection, safety compliance |
Custom Calibrated |
Factory-set temperature range per your specification |
OEM projects – exact performance per your design |
Why Choose JRS Thermostats?
Feature |
Benefit |
Precise Temperature Control |
Maintains accurate cooking temperatures – consistent baking and roasting results |
Multiple Type Options |
Capillary, electronic sensor, high-limit – choose per your application |
Wide Temperature Range |
From 50°C to 650°F (343°C) – covers all oven cooking modes |
Durable Construction |
Stainless steel capillary and bulb – corrosion-resistant, long service life |
OEM-Compatible |
Fits Whirlpool, GE, Frigidaire, Kenmore, Bosch, Smeg & more |
Safety Certified |
UL, CE, RoHS compliant – meets global safety standards |
Customizable |
Temperature range, capillary length, bulb size, terminals – all tailored to you |
Factory Pricing |
Competitive rates with volume discounts |
Fast Lead Time |
15–20 days for bulk orders |
Flexible Packaging |
Bulk cartons or retail-ready boxes with custom branding |
Technical Specifications (Standard Models)
Parameter |
Capillary Thermostat |
Electronic Sensor |
Type |
Mechanical bulb & capillary |
RTD temperature sensor |
Temperature Range |
50°C – 320°C (up to 350°C available) |
100°C – 500°C |
Rated Current / Voltage |
16A / 250V |
10A / 20V |
Capillary Length |
860 – 1,550 mm (customizable) |
N/A (wired) |
Bulb Diameter |
3 – 6 mm |
N/A (probe style) |
Bulb Length |
100 – 150 mm |
N/A |
Capillary Material |
Stainless steel |
N/A |
Shaft Diameter |
6 mm |
N/A |
Hysteresis |
8°C ± 4°C |
±1°C (digital accuracy) |
Terminals |
Faston 6.3mm x 0.8mm |
Wire leads or connector |
Certifications |
UL, CE, RoHS |
UL, CE, RoHS |
Warranty |
1 year (extended available) |
1 year (extended available) |
Temperature range, capillary length, bulb size, and terminals can be adjusted per your drawings or samples.
OEM Part Cross-Reference
Direct replacements for common OEM numbers:
Brand |
Capillary Thermostat |
High-Limit Thermostat |
Whirlpool / KitchenAid / Maytag |
WP74009277, WP74002390, 3195211 |
W11165152, WP9759242, WP9759243 |
GE / Hotpoint |
WB20K8, WB20K10026, WB27X11213 |
WB27X442, WB20K10004 |
Frigidaire / Electrolux |
316215900, 318059310, 316032411 |
— |
Kenmore |
316215900, 318059310 |
— |
Smeg |
818730401 (EGO 55.17059.180) |
— |
Samsung |
— |
DE47-20017A |
Need a custom temperature range, capillary length, or calibration? Send us your drawings or sample thermostat. Our engineering team will respond within 48 hours.
Quality Assurance
ISO 9001:2015 certified production
100% calibration test before shipment – ensures accurate temperature control
Thermal cycling test – verifies durability under repeated heating/cooling
Hysteresis test – confirms consistent switching performance
Material certificates available on request
Packaging & Logistics
Item |
Detail |
Packaging |
Anti-static bags + corrugated carton (or custom) |
MOQ |
500 pcs (lower for trial orders) |
Lead Time |
15–20 days (≤5,000 pcs) |
Shipping |
Sea, air, or express |
Port of Loading |
Shenzhen, China |
Customization Services
We offer ODM/OEM capabilities for thermostats:
Type – capillary, electronic sensor, high-limit, or custom
Temperature Range – from 30°C to 350°C or higher
Capillary Length – 300mm to 3,000mm optional
Bulb Size – diameter 3mm – 6mm, length 100mm – 150mm
Terminals – Faston, screw, wire leads, or custom connectors
Calibration – factory-set per your specification
Branding – laser engraving or label printing
Retail Packaging – custom labels, blister packs, or color boxes
Why Partner with JRS?
19+ years in oven component manufacturing
Dedicated R&D and calibration team
Certified raw material sourcing
Dedicated account managers
Quality at competitive prices
📦 Request a Quote
Need standard thermostats or fully custom temperature controls? JRS is your trusted partner for oven components.
✅ Free sample evaluation
✅ Wholesale pricing
✅ Fast lead times
✅ Full technical support
Contact our B2B sales team today.
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