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HONEYWELL HOBBS HOUR METER PRESSURE SWITCH

From $35.50 to $37.50
Description Part Number Price Buy
HOBBS HR MTR PRES SWCH M4006-4 10-00813 $35.50
Quantity
HOBBS HOUR METER PRESS SWITCH+ 10-00326 $37.50
Quantity
Subtotal $0.00
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Overview

Normally open. Closes at 4 PSI. Single circuit with two insulated terminals. Switch has silver contacts enclosed in weatherproof case. 1/8" male pipe thread connection.

If using on a water application (Rotax for instance) use
P/N 10-00326 Honeywell Hobbs Hour Meter

Pressure Switch 76575-4

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Reviews

I had a pressure switch that was leaking and replaced it with this one which fixed the issue.

Dan
August 11, 2019

worked perfectly, easy install, and it looks great too !!!

Robert
June 11, 2018

Q&A

Q: What is the difference between the M4006-4 part # 10-00813 & the switch + part # 10-00326 hour meter switches?

HOBBS HOUR METER PRESS SWITCH+ is the one to use with water applications.

Q: Can you tell me which terminal to use when connecting the HOBBS HR MTR PRES SWCH M4006-4 to a switch?

The Hobbs Hr MTR Pres Switch M4006-4 is normally open and closes at 4 PSI. The 2 contacts are (NO) normally open and (C) closed.

Q: Does the Honeywell Hobbs Hour meter pressure switch have a 1/8 Male NPT connection?

Yes, the Honeywell Hobbs Hour meter pressure switch has male 1/8" NPT thread. These thread directly into the 1/8 pressure port on the engine.

Q: What is the max oil pressure this Honeywell Hobbs Hour Meter switch can take?

The operating pressure of this unit is 4 PSI, with a maximum burst pressure of 500 psi.

Q: The distance between the oil pump housing and the oil cooler in my Rotax is very small. What is the length of this switch?

Total length of the Honeywell Hobs pressure switch M4006-4 is approximately 2-1/2 inches.

Q: Is this for certified aircraft?

The Honeywell Hobbs meters were used in many OEM production aircraft. However, they are not FAA Approved. Please check your aircraft parts manual or check with your local A&P mechanic to see if this can be installed in your certified aircraft.

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