Napoleon S91009 Built-in 500 and 700 Series 32/38/44 Temperature Gauge

What Problem This Part Solves

A damaged, inaccurate, fogged, or non-functioning temperature gauge makes it difficult to monitor grill temperature and maintain consistent cooking conditions. Replacing it with the Napoleon S91009 restores accurate lid-temperature monitoring for smoking, roasting, baking, and high-heat searing.

Key Features

• Genuine Napoleon OEM replacement temperature gauge
• Napoleon part number S91009
• ACCU-PROBE™ temperature monitoring
• Clear indication of smoking and searing temperature ranges
• Designed for select Built-In 500 and 700 Series grills

Compatibility / Fits Models

Fits the following Napoleon grills:

Built-In 500 Series 32

• BI32NSS
• BI32PSS

Built-In 700 Series 32

• BIG32RBNSS-1
• BIG32RBPSS-1

Built-In 700 Series 38

• BIG38RBNSS-1
• BIG38RBPSS-1

Built-In 700 Series 44

• BIG44RBNSS-1
• BIG44RBPSS-1

Napoleon officially lists these models as compatible with the S91009 temperature gauge.

Installation / Use Instructions

1. Allow the grill to cool completely and remove the existing temperature gauge from the lid.
2. Install the S91009 through the original gauge opening and secure it using the original mounting hardware.
3. Confirm the gauge is properly positioned before operating the grill.

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FAQ Section

Does this fit my grill?
The Napoleon S91009 fits BI32NSS, BI32PSS, BIG32RBNSS-1, BIG32RBPSS-1, BIG38RBNSS-1, BIG38RBPSS-1, BIG44RBNSS-1, and BIG44RBPSS-1 grills.

What is this part made of?
The S91009 is a genuine Napoleon OEM temperature gauge assembly manufactured for installation in compatible Napoleon grill lids.

How long should this part last?
Lifespan depends on heat exposure, weather conditions, moisture, and grilling frequency. Replace the gauge if it becomes difficult to read, physically damaged, fogged internally, or no longer provides reliable temperature readings.

How do I install it?
Remove the old gauge from the grill lid, insert the S91009 into the original opening, and secure it using the grill’s original mounting hardware.

Why choose this replacement part over others?
The Napoleon S91009 is the genuine OEM ACCU-PROBE™ gauge specifically listed by Napoleon for compatible Built-In 500 and 700 Series grills, helping maintain the original fit, appearance, and temperature-monitoring function.