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Why you’ll love it

RestaurantSupply.com is your trusted source for Other thermometers.

  • Authorized Other dealer, ensuring genuine commercial smallwares and manufacturer support
  • Fast shipping available on in-stock Other 300B thermometers
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

AllPoints 300B Digital Thin Tip Thermometer -40 to 300 F Rubber Boot

Other  |  MFG #: 300B  |  Item #: 1339782
Item: #1339782

Technical details
Manufacturer Comstock Castle
Model Number 300B
Manufacturer Part # 300B
Height 1.5"
Width 4"
Depth 8"
Weight 0.09 lbs
Hazardous False
Product Type OEM

About this item

Product Details

The Comstock Castle 300B Digital Pocket Thermometer is a precision culinary tool designed for professional foodservice environments. It features a digital thin tip sensor with a temperature range from -40°F to 300°F, and an accuracy of ±2°F, making it ideal for temperature-specific applications such as cold storage, grilling, and sous-vide processes. Equipped with a 4-inch stainless steel stem, a protective rubber boot, and including a pocket clip and battery, this NSF-approved device offers reliable performance in demanding commercial kitchen workflows.

Top Comstock Castle 300B Features

The Comstock Castle 300B digital thermometer provides swift temperature readings with its thin tip sensor, suitable for precise food and equipment monitoring. Its stainless steel stem ensures durability and quick response times, while the rubber boot offers enhanced protection against daily impacts. Easy to carry with a pocket clip, it simplifies temperature checks on the go, and the included battery ensures immediate readiness for high-turnover kitchens.

  • Fast response prompt readings: digital sensor delivers immediate temperature data for kitchen efficiency.
  • Robust stainless steel construction: ensures corrosion resistance and longevity under heavy use.
  • Ergonomic design with rubber boot: provides impact resistance and easy handling during inspections.
  • Compact 4” stem for precise spatial fit: ideal for tight cooking and storage environments.
  • Includes pocket clip and battery: enhances portability and ready-to-use convenience for food safety checks.

Perfect for quick, accurate temperature assessments in busy foodservice operations.

300B Technical Specs

The Comstock Castle 300B digital pocket thermometer is engineered for durability and precision in commercial kitchens. Its temperature measurement spans from -40°F to 300°F with a ±2°F accuracy, making it suitable for a variety of food safety and equipment monitoring tasks. Constructed with a stainless steel stem and an impact-resistant rubber boot, it withstands frequent handling. The device’s compact size (4" W x 8" D x 1.5" H) and lightweight (0.09 lbs) design facilitate ease of use and portability, supporting applications such as checking hot and cold food temperatures, grill calibration, and sous-vide procedures. The thermometer operates on a standard battery, included at purchase, and is NSF approved for commercial use, ensuring compliance with industry standards. Its easy-to-clean surface and protective boot simplify maintenance, while its precise, fast-response sensor supports efficient workflow integration in high-volume foodservice settings. The device is fully compatible with typical kitchen workflows requiring frequent temperature verification and rapid troubleshooting.

  • Temperature range: -40°F to 300°F with ±2°F accuracy
  • Material: stainless steel stem and rubber boot
  • Dimensions: 4" W x 8" D x 1.5" H
  • Weight: 0.09 lbs (product weight)
  • Power source: included battery, ready to use

Electrical Compatibility: Operates on standard batteries; no external power required

Construction: durable stainless steel and impact-resistant rubber

Temperature Resistance: operational from -40°F to 300°F

Cleaning & Maintenance: surface cleanable with mild disinfectant; protective boot removes for thorough cleaning

Usage Compatibility: suitable for food prep, storage monitoring, and equipment calibration

What is a commercial pocket thermometer

A commercial pocket thermometer is a handheld device used for quick and precise temperature measurement in foodservice operations. The Comstock Castle 300B model features a digital sensor with a thin tip for accurate readings from -40°F to 300°F, ideal for monitoring food safety, cooking processes, and storage conditions. Its stainless steel stem and rubber boot ensure durability and ease of cleaning, making it suitable for high-volume kitchens, including restaurants, catering, and institutional food prep facilities. The compact design and included clip allow easy portability, supporting workflows that demand frequent temperature verification to maintain compliance and quality standards.

Top commercial thermometers for high-volume foodservice operations

Robust and precise, the Comstock Castle 300B digital pocket thermometer is built for moderate throughput kitchens with high demands for accurate temperature control in a compact form factor. Manufactured by AllPoints, model 300B, it is suited for food safety checks and equipment calibrations in restaurant, cafeteria, and catering environments, supporting efficient workflow and consistent results.

  • Operation Type — suited for busy restaurant kitchens
  • Kitchen Setting — ideal for compact commercial spaces
  • Foodservice Category — suitable for general temperature monitoring
  • Workload Qualifier — supports moderate throughput needs
  • Use Case — effective for routine food safety verification and calibration checks

Why Choose AllPoints 300B

Designed with durability, precision, and ease of use in mind, the AllPoints 300B digital thermometer outperforms similar models with its robust stainless steel stem and impact-resistant rubber boot. Its rapid-response sensor ensures quick temperature verification, enhancing operational efficiency. Compact and portable, it integrates smoothly into high-pressure kitchen workflows, helping maintain food safety standards while reducing maintenance downtime.

  • Compact footprint: ideal for tight kitchen spaces and quick inspections
  • Durable materials: corrosion-resistant stainless steel and impact-proof rubber
  • Fast response time: immediate temperature readings support timely decision making
  • High accuracy: ±2°F measurement precision
  • NSF approved: meets industry standards for commercial use

Customer reviews

Comstock Castle 300B Digital Pocket Thermomet 40 To 300f
AllPoints Other

AllPoints 300B Digital Thin Tip Thermometer -40 to 300 F Rubber Boot

$22.47 $25.44

Comstock Castle 300B Digital Thin Tip Thermometer, -40 To 300 F /- 2 Degree Accuracy, 4" S/s Stem Comes With Protective Rubber Boot, Includes Pocket Clip And Battery, Nsf Approved