Maretron High-Temperature Smoke/Heat Detector Kit [SH-003]
Maretron High-Temperature Smoke/Heat Detector Kit [SH-003]
High-Temperature Smoke/Heat Detector Kit: Maretron's High-Temperature Smoke/Heat Detector Kit is an intelligent NMEA 2000® networked solution, designed to alert you of unusually fast rises in temperature or smoke. This kit contains a smoke/heat detector, auxiliary relay, and sounder that are designed to work in high-temperature marine environments, such as engine rooms.
In stock — ships today if ordered by 2 PM ET
About the network cables & module.
High-Temperature Smoke/Heat Detector Kit: Maretron's High-Temperature Smoke/Heat Detector Kit is an intelligent NMEA 2000® networked solution, designed to alert you of unusually fast rises in temperature or smoke. This kit contains a smoke/heat detector, auxiliary relay, and sounder that are designed to work in high-temperature marine environments, such as engine rooms. The components in this kit are rated from -25°C (-13°F) to +70°C (158°F). This system is designed to work with a 24 VDC power supply. Features::
- Kit contains a smoke/heat detector, auxiliary relay, and sounder
- Designed to work in high-temperature marine environments, such as engine rooms
- Connects to an NMEA 2000® network via a Maretron SIM100 Switch Indicator Module (sold separately)
- Rated from -25°C (-13°F) to +70°C (158°F)
- For use with a 24 Volt DC power supply
Product specifications
Full specifications are being added. Call the Field Desk at (704) 709-5290 for details on this item.
Kit contains a smoke/heat detector, auxiliary relay, and sounder
Engineered and field-tested with Maretron. Maretron gear, chosen and stocked by the Bucks & Bass Field Desk.
Designed to work in high-temperature marine environments, such as engine rooms
Engineered and field-tested with Maretron. Maretron gear, chosen and stocked by the Bucks & Bass Field Desk.
Connects to an NMEA 2000® network via a Maretron SIM100 Switch Indicator Module (sold separately)
Engineered and field-tested with Maretron. Maretron gear, chosen and stocked by the Bucks & Bass Field Desk.
Fit notes
Runs true to size with room for a midweight layer underneath. If you are between sizes and plan to layer heavily, size up. Field Desk staff can confirm fit by phone or chat before you order.
Size chart
| Size | Chest | Waist | Sleeve |
|---|---|---|---|
| S | 35–37 | 29–31 | 32.5 |
| M | 38–40 | 32–34 | 33.5 |
| L | 41–43 | 35–37 | 34.5 |
| XL | 44–46 | 38–40 | 35.5 |
| 2XL | 47–49 | 41–43 | 36.5 |
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“Exactly as described. Quiet, well built and the fit is right. Second season with it and no complaints.”
Mark T.Verified buyer • Whitetail“Bought this on a Field Desk recommendation and it was the right call. Shipping was fast.”
Jenna R.Verified buyer • Weekend trips“Solid gear for the money. Would like one more color option but performance is there.”
Cody B.Verified buyer • BassFree standard shipping
Orders over $75 ship free in 3–5 business days. Orders placed before 2 PM ET ship the same day.
Easy 30-day returns
Unused gear in original packaging can be returned within 30 days for a full refund. We email a prepaid label.
Warranty handled for you
Full Maretron manufacturer warranty. Our Warranty Center manages the claim so you do not have to chase the brand.
Recommended with it.
Add the two most-paired items and save 10%.
Maretron High-Temperature Smoke/Heat Detector Kit [SH-003] + Garmin GMS 10 Network Port Expander [010-00351-00] + Garmin 40' Marine Network Cable - RJ45 [010-10552-00]


