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Replacing obsolescent IR sensors & switches

With almost 400 direct replacements for obsolescent IR sensors, the TT Electronics’ range from Charcroft helps to simplify the sourcing of drop-in alternatives for discrete IR sensors and assemblies.

In addition to direct alternative for obsolescent IR sensors, the TT Electronics range includes options for final assembly and 100% testing, as well as standard chip-carrier and custom packaging in addition to extensive options for unique shapes, mounting configurations and material combinations.

Download the Selection Guide or, for a direct alternative to an obsolescent part number, email

Replacements for obsolescent IR sensors


• Infrared emitting diodes 850-940nm

• Fibre-optic Rx/Tx

• Photodiode sensors

• Phototransistor sensors

• Photodarlington sensors

• Photologic sensors

• Package options

• Plastic, side- and end-facing

• Hermetic including pill-pack

• Flat and dome lens options


• Slotted optical switch

• Reflective object sensors

• Slotted sensor integral three-pin connector

• Reflective arrow-head line reader

• Reflective cube with hermetic components

• L-shaped switch

For more information


Roger Tall, Product Specialist, Charcroft Electronics

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