Engineering Blog

Insights on hazardous-location design, embedded firmware, and electronics manufacturing directly from the engineers at Pelican.

Last-Time Buy vs Redesign
  • HazLoc Design

Last-Time Buy vs Redesign: The Real Math on Obsolete Components

When an electronic component becomes obsolete, manufacturers must decide whether to make a last-time buy or redesign the product. This
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Firmware for Harsh Environment
  • Firmware

Firmware for Harsh Environments: Watchdogs, Brownouts, and Surviving the Field

Learn how reliable firmware handles watchdog failures, brownouts, communication errors, and other challenges in harsh field environments. This blog explains
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Rod Lift vs Gas Lift Controller
  • HazLoc Design

Rod Lift vs Gas Lift Controllers: Design Differences That Matter in the Field

Rod lift and gas lift controllers require different control strategies because they manage fundamentally different artificial lift processes. This article
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Mechanical Drafting
  • Mechanical

When to Outsource Mechanical Drafting (and When to Hire Instead)

Learn when to outsource Mechanical Drafting and when hiring an in-house drafter makes more sense. This guide covers workload, deadlines,
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Manufacturing Vendors
  • Manufacturing

The Seam Problem: Why Split Design-and-Manufacturing Vendors Fail Hardware Projects

Learn why split design-and-manufacturing vendors can create communication gaps, costly revisions, production delays, and quality issues—and how integrated hardware development
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PCB Manufacturer
  • Manufacturing

What to Look For in a Turnkey PCB Manufacturer (Checklist Inside)

Choosing the right turnkey PCB manufacturer can impact product quality, production timelines, and costs. Discover the key factors to consider
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Free Resource

The Hazardous-Location Design Checklist

A one-page engineering checklist covering area classification, protection method selection, enclosure and temperature codes, and the certification path — the questions to answer before you commit to a hazardous-location hardware design.

  • No spam. One email, the checklist, done.
  • Determine Class, Division, and Group for your area
  • Choose between explosion-proof and intrinsic safety
  • Map NEC Divisions to IEC Zones for export
  • Plan the NRTL certification path up front