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ENGINEERING EXPERTISE & ADVANCED DIAGNOSTICS
TO HELP ENSURE ALL PEOPLE HAVE RELIABLE, SAFE AND SECURE ENERGY

OUR PRODUCTS

A message from Doble about COVID-19

  • PRODUCTS

    Understand asset health through Doble diagnostic test equipment and software

  • SERVICES

    Comprehensive support through training, consulting, laboratory and testing services

  • KNOWLEDGE

    Access to technical resources and professional development opportunities

NEW F6880 DIGITAL NETWORK ANALYZER

Ideal solution for discovering and understanding digital signals in IEC 61850 architectures, helping engineers and relay test technicians locate and address issues quickly.

LEARN MORE

FAST. ACCURATE. REPEATABLE.

The M5500 Sweep Frequency Analyzer’s incredibly fast sweep speed and expanded dynamic range mean reduced testing time and high-quality measurements. For periodic testing or forensic investigation, you need the M5500 in your diagnostic toolkit.

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NEW SFRA APPLICATION APPLICATION FOR WINDOWS

SFRA software supports Doble’s Sweep Frequency Response Analysis solutions for transformer diagnostics.

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ALL-IN-ONE CONDITION MONITORING SYSTEM

Calisto™ T1 encapsulates the functionality of the present doblePRIME™ modules (Bushings, Partial Discharge, A/D) in a single configurable package in a cost-effective manner.

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SEE THE DIFFERENCE PROTECTION SUITE v5

Protection Suite v5 software and Doble power system simulators expand modern relay testing possibilities for professionals worldwide.

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SECURITY & NERC CIP COMPLIANCE SOLUTIONS

Doble’s innovative cybersecurity and NERC CIP compliance solutions derive from our keen understanding of the utility work processes, and are designed to improve productivity.

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ATTEND OUR PROTECTION TRAINING COURSES

We offer training classes on protection principles, applications, and testing. Choose which topic is right for you and your team. Courses can be held at your facility or one of our training facilities.

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LAB ACCREDITATION ACCURACY & PRECISION

The Doble Watertown & Morrisville laboratories are now accredited in accordance with the recognized International Standard ISO/IEC 17025.

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GET THE POWER OF KNOWING WITH DOBLE

Providing the tools, training, and information you need to perform effective diagnostic testing & asset management

OUR PRODUCTS

DOBLE BLOG: LATEST POSTS

  • 100 Years of Doble: Nurturing the Next Gen of Power Industry Leaders
    100 Years of Doble: Nurturing the Next Gen of Power Industry Leaders
    By Doble Engineering Company in General | June 5, 2020
  • 100 Years of Doble: How Our Acquisitions Shaped the Industry
    100 Years of Doble: How Our Acquisitions Shaped the Industry
    By Doble Engineering Company in General | May 12, 2020
  • Three Serious Questions to Ask Now About Condition Monitoring
    Three Serious Questions to Ask Now About Condition Monitoring
    By Tony McGrail in Condition Monitoring | April 16, 2020

100 Years of Doble: Centennial Video

Watch our video to learn about Doble’s legacy and get a sneak peek of what the next 100 years may hold.
WATCH VIDEO

UPCOMING EVENT

Transformer Fundamentals Training An online seminar that brings the Doble experts to you.

One week seminar, live online in 2-hour modules, covers three distinct but related topics. Signup for individual sessions or all three at a discount. For every three paid participants, a fourth can attend at no charge.

  • Transformer Design & Manufacturing - 6/22-23 (6 hrs)- Design review, construction, factory inspection & acceptance testing.
  • Off-Line Transformer Electrical Testing - 6/23–24  (6 hrs) - Dielectric theory & electrical testing, in-service partial discharge testing, and case studies
  • Condition Assessment through Laboratory Diagnostics - 6/25–26 (8 hrs) - DGA, oil quality, moisture in oil and paper, aging of solid and liquid insulation system, case studies

LEARN MORE
Transformer Fundamentals Training
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FACTORY ACCEPTANCE TESTS – Anything but Routine

Download our eBook:
Discover the key elements for
a successful FAT

Download the Ebook

FEATURED TRAINING

Condition Assessment Through Laboratory Diagnostics (Online Instructor Led)
Register

FEATURED TECHNICAL PAPER

Condition Assessment of Gas Insulated Switchgears Based on Partial Discharge Detection
Download
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CONDITION MONITORING
Build an effective program

Download our eBook:
Uncovering your transformers’ secrets
through condition monitoring

Download the Ebook

Tweets by Doble

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Doble Engineering Company
#DobleReleaseUpdate - SFRA SOFTWARE v6.1.2 | includes: required apparatus type definition; retrieve all traces in a… https://t.co/09QSKDvSs412:20PM 19 Jan 2021
Doble Engineering Company
Don't miss our upcoming #protection webinars! More info: https://t.co/YLN5Euz7wO 1/27: Line Differential—Theory &… https://t.co/NV6osPJaDg12:19PM 19 Jan 2021
Doble Engineering Company
Our 2021 Life of a Transformer™ Seminar is going virtual this year! Access more than 80 hours of cradle-to-grave… https://t.co/H8D6vaZ2qa06:00PM 14 Jan 2021

PRODUCTS

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SOLUTIONS

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SERVICES

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EVENTS

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Doble is an ESCO Technologies Company

Doble is an ISO 9001 & ISO/IEC 17025 & 17034 Certified Company. © 2021 Doble Engineering Company. All Rights Reserved. Privacy Policy & Legal Disclosures.

Doble Engineering Company

  • PRODUCTS
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    • OFF-LINE TESTING & ASSESSMENT
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    • PROTECTION TESTING
      • F6150e
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    • SECURITY & COMPLIANCE
      • Transient Cyber Asset Program
      • PatchAssure
      • EMP Protection
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  • SOLUTIONS
    • Transformers
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  • SERVICES
    • CLIENT SERVICES
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    • CONSULTING & TESTING SERVICES
      • Power Transformer Services
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    • LABORATORY SERVICES
      • Corrosive Sulphur & Passivators
      • Testing & Sampling
      • Lab Seminars & Events
      • Oil Committee
      • Special Programs
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      • Transformer Oil Purchase Specification
      • Lab Service for Rotating Machines
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    • EQUIPMENT RENTALS
    • DOBLE RESOURCE LIBRARY
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  • TRAINING
    • POWER TRANSFORMERS TRAINING
    • PROTECTION THEORY & TESTING
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  • ABOUT
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Doble Engineering Company

  • PRODUCTS
    • CONDITION MONITORING
      • doblePRIME
      • Calisto DGA Monitors
      • Calisto T1
      • doblePRIME IDD
      • doblePRIME PD-Guard
      • doblePRIME Analytics
      • doblePRIME DOMINO
      • doblePRIME iO
      • dobleASSURANCE
      • Back
    • ENTERPRISE ASSET MANAGEMENT
      • dobleARMS
      • DTAWeb
      • Test Data Management
      • INSIDEVIEW
      • Back
    • IN-SERVICE TESTING & ASSESSMENT
      • PDS100
      • PDS200
      • Myrkos
      • DFA300
      • DOMINO USS
      • LCM500
      • PD Accessories
      • Back
    • OIL STANDARDS
      • Atlantis
      • True North
      • Back
    • OFF-LINE TESTING & ASSESSMENT
      • M4100
      • M7100 Analyzer
      • DTA Software
      • DUCe for Apparatus Testing
      • SFRA
      • Doble CB Analyzers
      • Vanguard CB Analyzers
      • Current Tx Testers
      • Vanguard Tx Testers
      • CB Power Supplies
      • Micro-Ohmmeters
      • Vacuum Bottle Testers
      • Insulation Analysis Accessories
      • CIRCUIT BREAKER ACCESSORIES
      • Back
    • PROTECTION TESTING
      • F6150e
      • F6150sv
      • MTS-5100
      • MTS-2000
      • MTS-1010 and MTS-1030
      • External Amplifiers
      • Protection Suite Software v5
      • 61850 TesT Software
      • F6TesT Software
      • RTS
      • PowerBase
      • Relay Test Equipment
      • Custom Options
      • Protection Testing Accessories
      • Back
    • SECURITY & COMPLIANCE
      • Transient Cyber Asset Program
      • PatchAssure
      • EMP Protection
      • Security & Compliance Services
      • Back
    • Back
  • SOLUTIONS
    • Transformers
    • Bushings
    • Protective Relays
    • Circuit Breakers
    • Rotating Machines
    • Cables
    • Back
  • SERVICES
    • CLIENT SERVICES
      • Doble Knowledgebase
      • Client Service Engineers
      • Intl. Conference of Doble Clients
      • On-Site Product Training
      • Doble Client Committees
      • Product Support
      • Laboratries
      • AskDoble
      • Back
    • CONSULTING & TESTING SERVICES
      • Power Transformer Services
      • Rotating Machinery Services
      • Power Cable Services
      • Network & Substation Services
      • Back
    • LABORATORY SERVICES
      • Corrosive Sulphur & Passivators
      • Testing & Sampling
      • Lab Seminars & Events
      • Oil Committee
      • Special Programs
      • Laboratory Locations
      • Transformer Oil Purchase Specification
      • Lab Service for Rotating Machines
      • Back
    • EQUIPMENT RENTALS
    • DOBLE RESOURCE LIBRARY
    • Back
  • TRAINING
    • POWER TRANSFORMERS TRAINING
    • PROTECTION THEORY & TESTING
    • LABORATORY DIAGNOSTICS TRAINING
    • SUBSTATION EQUIPMENT TRAINING
    • ROTATING MACHINERY TRAINING
    • POWER CABLES TRAINING
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