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Datcon Hour Meter #873 12/24V

$87.75/Each
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Part# 56457-3
MFR Model# 100690

Overview

Mounts in standard 2-1/4" instrument hole.

Standard equipment in most production aircraft. Operate on any DC voltage from 12 to 24 volts. These solid-state hour meters are recommended for use on aircraft because they start or stop instantly when power is applied or removed. Furnished with mounting hardware. If meter is connected improperly it will not operate but meter will not be damaged. The running indicator indexes every 6 seconds.

   
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Reviews

Worked well. Have had it now for about 3 hours of flying. So far so good.

James D Verified Purchase

Datcon Hour Meter Mdl # 873

October 31, 2024

got it, installed it and it works... thanks

Brittaleigh D Verified Purchase

Datcon Hour Meter Mdl # 873

March 1, 2024

Worked great

Billy C Verified Purchase

Datcon Hour Meter Mdl # 873

April 4, 2023

Kim C Verified Purchase

Datcon Hour Meter Mdl # 873

February 22, 2023

This Hobbs was delivered ahead of schedule and in perfect condition. Works great!

Ken L Verified Purchase

Datcon Hour Meter Mdl # 873

October 22, 2022

White B Verified Purchase

Datcon Hour Meter Mdl # 873

April 22, 2022

Arrived on time and works great so far!

Nick L Verified Purchase

Datcon Hour Meter Mdl # 873

April 6, 2022

I installed it and it worked.

Keith R Verified Purchase

Datcon Hour Meter Mdl # 873

February 22, 2022

Just installed the third one in as many months. they stop intermittently until a knock on the panel next to it starts it up again. maybe a bad batch?

Brian O Verified Purchase

Datcon Hour Meter Mdl # 873

February 4, 2022

AS Expected

Thomas D
February 6, 2020

Q&A

Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.

Q: Can I order the Datcon hour meter (873) preset?

Yes you can order with preset time (put is the special instructions box or tell sales rep at time of order). Lead time is about 6 weeks and can run around $75.00 (price subject to change).

Q: I'm replacing a Datcon 773. Do you know what the differences are between the 773 and 873? Are the rear tabs the same?

There is no physical difference between the two units. The rear tabs are the same on the 773 and 873.

Q: What is the depth of the Datcon 873 hour meter?

The Datcon 873 is 2.06" long. Total depth behind the panel is 1.43".

Q: I need to put an inline fuse for my Datcon 873 hour meter in my airplane. What is the amp-draw and recommended fuse size for it?

It draws 500mA for a 47 millisecond pulse every 6 seconds at 14vdc. A 2 amp fuse is recommended.

Q: Can you reset the Datcon 873 hour meter in the field?

Only the manufacturer can reset the hour meter.

Q: Is this Datcon Hour Meter 873 unit PMAd or TSOd?

No, experimental use or direct replacement only.

Q: Is it possible that you would ship Datcon aircraft clock P/N 56457-3 adjusted to specific time that would match my airplane hours?

Yes, the hours can be set for an additional charge. To set hours, order part # 10-06221 with the unit. Please note this makes the product special order so the lead time will be delayed.

Q: Does the DATCON HOURMETER #873 12/24V require a oil pressure switch to operate?

No, it does not require an oil pressure switch to operate.

Q: Is this part TSOD for certified aircraft usage or experimental only?

This is intended for use in experimental aircraft only.

Q: How much does the Datcon 873 hour meter weigh?

This hour meter weighs approx 0.183 lbs.

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