CAT S61s

We have found 0 CAT S61s, pre-owned from 0 different sites. These rugged phones combine a thermal camera and useful field tools, ideal for technicians, builders, and outdoor users exploring pre-owned options. Read more

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What is the CAT S61s?

The CAT S61s is a rugged smartphone launched in 2018 that adds thermal imaging and practical measurement tools to a tough, weatherproof body. Buying pre-owned can save hundreds compared with the original retail price while keeping the specialised features you need.

Explore related phones in our Telephones category to compare options and filters as you discover pre-owned alternatives.

Key features and why they matter

  • Thermal camera – Detect heat, locate leaks, and spot electrical hotspots. Useful for inspections and quick diagnostics.
  • Built-in air quality sensor – Measures volatile organic compounds to monitor indoor air. Handy for contractors and site checks.
  • Laser-assisted distance measurement – Rapid length and area estimates without extra tools.
  • Rugged design – Water and dust resistance and military-grade drop protection for harsh jobs and outdoor use.
  • Long battery life – Keeps you working through long shifts and remote tasks.

What other CAT models are in the series?

The CAT rugged line includes several close alternatives. Compare these models to find the right fit:

  • CAT S42 – A compact, budget-friendly rugged phone for everyday field use.
  • CAT S52 – Slimmer design with solid durability and better screen-to-body ratio.
  • CAT S31 – Simple, durable choice with long battery life and basic features.
  • CAT S75 – A higher-end rugged model with advanced protection and performance.
Model Best for Key advantages
CAT S61s Inspections and technical fieldwork Thermal camera, air sensor, laser measure
CAT S75 Heavy-duty industrial use Top durability, stronger performance
CAT S52 Everyday rugged use Slimmer design, balanced features
CAT S42 Budget-conscious users Basic ruggedness, long battery

Things to consider when buying pre-owned

  • Condition grade and listed details. Use filters for price, condition, and storage.
  • Battery life. Expect some decrease with older phones; look for battery notes on the seller’s listing.
  • Thermal camera function. Confirm the feature is listed and shown working in the product description.
  • Included accessories. Chargers or original packaging add convenience but are not always included.
  • Software and updates. Older devices may run legacy Android versions; review the seller’s spec sheet for OS details.
  • Network compatibility. Check supported bands on the seller’s site if you need specific carrier support.

Price and how to compare

There are currently available pre-owned products priced between and . Use price and condition filters to compare offers by warranty, seller rating, and delivery options as you explore pre-owned alternatives.

Does the CAT S61s include a thermal camera?

Yes. The S61s is known for its integrated thermal imaging, a feature that helps spot heat differences for inspections and troubleshooting.

Is a pre-owned CAT S61s a good buy?

A pre-owned S61s is a smart choice when you want specialised tools without the full new price. Look at condition, battery notes, and whether the thermal camera is listed as working.

What colours are available?

Listings commonly show the phone in black with yellow trim. Some sellers offer plain black or dark grey variants. Use the color filter when available.

Quick checklist before you buy

  • Confirm thermal camera and sensors are described in the listing.
  • Compare condition grade, price, and delivery time.
  • Check included warranty or return policy on the seller’s page.
  • Use storage and RAM filters if you need specific performance levels.

Find and buy CAT S61s via Relovie – the largest collection of pre-owned and refurbished electronics online.