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English  
    Product Selector
  • Browse Products
  • Configure a Product
  • Industries We Serve
  • Resources & Support
  • Career Opportunities
  • About Watlow
  • Contact Us

    Watlow designs and manufactures complete thermal systems using best-in-class technologies covering the full thermal loop. Use the drop-down menus below to browse our selection of thermal solutions.

    Products We Offer

    • Heaters

      • Air Heaters
      • Cartridge Insertion Heaters
      • Circulation Heaters
      • Flexible Heaters
      • Fluid Delivery Heaters
      • Heater Selection Guide
      • Mineral Insulated Band Heaters
      • High Temperature Heaters
      • Immersion Heaters
      • Nozzle Heaters
      • Radiant Heaters
      • Specialty Heaters
      • Strip Heaters
      • Tubular Heaters
    • Sensors

      • Sensor Selector
    • Controllers

      • WATCONNECT Control Panels
      • Temperature and Process Controllers
      • Power Switching Devices
      • Integrated Multi Function Controllers
      • Data Loggers
      • Indicators
      • Limits and Scanners
      • Operator Interfaces
      • Software

    Your Application

    Leverage Watlow's Experience to Find Your Solution

    • Application Database
    • Industry Specific

    Don't see your application? OEM that requires a custom solution? Get help now.

    Industries We Serve

    Watlow provides industry specific thermal solutions within a variety of markets.

    • Industry Capabilities
      • Semiconductor Processing
      • Energy Processes
      • Foodservice Equipment
      • Diesel Emissions
      • Clinical Diagnostics

    Don't see your industry? Contact us: 1-800-WATLOW2

    Sales Office Locator

    Resources and Support

    Find user manuals, technical documents, quality certificates, and more. Please select an option below:

    • Technical Library
      • Specification Sheets
      • User Manuals
      • CAD Drawings
      • White Papers
      • Brochures
      • Tutorials and Training
      • Software and Demos
      • Catalogs
      • Patents
      • Retrofit Guides
    • Engineering Tools
      • 3Phase Delta Wye Calculator
      • Ohms Law Calculator
      • Equations
      • Knowledge Base
      • Reference Data
      • Glossary
    • Customer Service & Support
      • Customer Service
      • Pay an Invoice
      • Request a Publication
      • Supplier Requirements
      • Quality Certificates
      • Environmental Documents
      • Agency Approvals
      • Copyright and Trademarks

    About Watlow

    About Watlow

    • Working At Watlow
    • Who We Are
    • Watlow Worldwide
    • Watlow News
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  • English
  • Product Selector
  • Browse Products
  • Configure a Product
  • Industries We Serve
  • Resources & Support
  • Career Opportunities
  • About Watlow
  • Contact Us

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Leverage Watlow's Experience to Find Your Solution

  • Application Database
  • Industry Specific

Don't see your application? OEM that requires a custom solution? Get help now.

Watlow provides industry specific thermal solutions within a variety of markets.

Industry Capabilities
  • semiconductor thumbnail
    Semiconductor Processing
  • energy process mega menu image
    Energy Processes
  • foodservice thumbnail
    Foodservice Equipment
  • diesel thumbnail
    Diesel Emissions
  • Watlow Clinical Equipment industry home page
    Clinical Diagnostics

Don't see your industry? Contact us: 1-800-WATLOW2

Sales Office Locator

Watlow designs and manufactures complete thermal systems using best-in-class technologies covering the full thermal loop. Use the drop-down menus below to browse our selection of thermal solutions.

  • Heaters

    Go
    All Heaters
  • Sensors

    Go
    View All Sensor Solutions
  • Controllers

    Go
    All Controllers

Resources and Support

  • Technical Library

    User manuals, specification sheets, CAD drawings and more.

    Go
  • Engineering Tools

    Leverage Watlow's growing toolkit of calculators, equations, reference data and more to help design your thermal system

    Go
  • Customer Service & Support

    Locate commonly requested documentation or contact customer service

    Go

About Watlow

  • Working At Watlow

    Looking for a place to call home? Every position at Watlow is an opportunity for a career. Learn more about our culture, business, and openings

  • Who We Are

    Learn more about Watlow's rich, 90+ year history

  • Watlow Worldwide

    Find more information about Watlow's global facilities: technology centers, manufacturing sites, sales offices and websites

  • Watlow News

    Stay up to date on the latest Watlow news, press releases, and product annoucements

  • Home
  • Engineering Tools
  • Reference Data

Reference Data

Amperage Conversions

Heat Loss Factors & Graphs

Quick Estimates of Wattage Requirements (PDF)

Properties of Gases & Air (PDF)

Properties of Liquids (PDF)

Properties of Metals (PDF)

Properties of Metals in Liquid State (PDF)

Properties of Non-Metallic Solids (PDF)

Thermocouple Types

Thermocouple Wire Specifications & Tolerances

Thermocouple Standards & Color Codes (PDF)

Recommended Upper Temperature Limits For Thermowells

RTD Tolerances, Classes & Comparisons


Pay an Invoice|Sales & Distributor Locator|E-Solutions Login|Policies


Pay an Invoice|Sales & Distributor Locator|E-Solutions Login|Policies