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86251 Alcor CHT Probe Type J

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86251 Alcor CHT Probe Type J

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Part numbers : RX1-86251 , 86251 , ASS-86251 , 86251
Unit of Measure: EA

131.56 EUR / EA 131.56 EUR 131.56 € excl. VAT

131.56 EUR / EA excl. VAT

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Availability
Up to 8 EA ready to ship on Monday 2026-11-16
Order before 17:00 CET on Friday 2026-11-13
Up to 14 EA ready to ship on Thursday 2026-11-19
Order before 17:00 CET on Friday 2026-11-13
29 EA available on request, inbound freight fee of 60 EUR applies
Special order from vendor stock.

The Alcor by Tempest 86251 is a grounded, bayonet-style cylinder head temperature (CHT) probe for Type J CHT monitoring systems.

Designed for use with Type J CHT instruments and leads, this probe has a small-diameter sensing element intended to provide responsive temperature indication. It is specified with a resistance of 0.24 ± 0.05 ohm and uses the Type J black-and-yellow identification convention.

  • Manufacturer part number: 86251
  • Probe type: Type J thermocouple
  • Style: Grounded bayonet
  • Specified resistance: 0.24 ± 0.05 ohm
  • Application: Cylinder head temperature indication systems using Type J probes

Please confirm the required probe type, electrical characteristics, and installation arrangement against the applicable aircraft and instrument documentation before purchase and installation.

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Orders with purchased items below 100.00 € incur a small order fee of 10.00 €. Both amounts exclude VAT. Shipping, other fees and core deposits do not count towards the limit.

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Overview

ALCOR BAYONET STYLE PROBE GROUNDED, .24 OHM, TYPE J

* 28202 Adapter (4 ea.), ring terminals and hardware
** 28202 Adapter (6 ea.), ring terminals and hardware

Features

  • Backed by an industry leading 5 year warranty
  • Small element diameter provides for near instantaneous instrument response
  • Provides sufficient electrical power for Alcor unamplified instruments
  • Intended for use with Type J CHT instruments and leads
  • Most engine cylinders require use of Bayonet adaptor, part number 28202, for a secure fit
  • PMA and FAA approved for all reciprocating powered aircraft
  • Alcor probes are designed, manufactured, and supported in the U.S.A.

Specifications

  • Type: J – Black and Yellow
  • Grounded
  • Style: Bayonet
  • Resistance:   .24 ± .05 Ohm
  • Weight: 0.12 lbs
  • Alcor P/N: 86251



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