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Part# 10-22285
MFR Model# 12-260-300F
DescriptionPart No.
2-1/4 inch UMA Electronic
Oil Temperature Gauge NON TSO
Range: 100-300 deg. F


These rugged aircore gauges work with either thermocouple or thermister probes. Standard markings are black and white.

1-1/4 inch (Refer to Image #1)
UMA Electronic
Oil Temperature Gauge

Case: Aluminum
Weight: 4.0 oz.

2-1/4 inch (Refer to Image #2)
UMA Electronic

Oil Temperature Gauge TSO'd
Case: Valox 420 Plastic
Weight: 5.0 oz.

2-1/4 inch (Refer to Image #3)
UMA Electronic

Oil Temperature Gauge
Case: Valox 420 Plastic
Weight: 4.8 oz.

Custom range markings available. Please see options tab.
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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: Is the UMA oil temp gauge, STC'd?

While many of UMA Gauges are TSO/PMA'd, they do not have STC's.

Q: What is the difference between PN:10-00047 and PN:10-02779?

Per UMA, PN:10-00047 is for 5k thermistor probes while PN:10-02779 is designed for VDO temperature probes.

Q: Dear mr, Mrs What type of sender we can use for the oil temp ref: 10-02443? Waiting an answer, Best regards, Bruno DUCREUX

Any of the 1B series uma probes would work. Just depends what thread size to determine which exact part number.

Q: Does the 1-1/4 inch UMA Oil Temp Gauge (P/N 10-00047) include the sender?

No it does not. For Lycoming/Continental engines, please see part number 10-00418.

Q: Is this FAA approved? Need replacement for old Stewart Warner system in my C172

Part #'s 10-02779 and 10-02443 are FAA TSO Approved. Part #'s 10-00047 and 10-22285 are non TSO and are for experimental aircraft only.

Q: Do these UMA electronic gauges come with wiring harness?

It will not include a harness but the mating connector is included.

Q: What is the operating voltage for the 10-22285 non-TSO unit?

9-12 vdc w/overvoltage protection

Q: What is the operating voltage for the 10-02443?

12-28 VDC

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