Quick Specs
Description
FX-4 Carbon Monoxide Alarm - 2-Pack
Marine Use - Low Voltage Hard Wired Alarm. Replaces your CO alarms that are over 5 years old. No Bags. No Tags. Full 5-Year service life, longer than CO Sentinel CMD-4M alarms. CMD-4M and CMD-3M that have reached end of life.
Features:
- Conforms To ANSI / UL STD 2034 - Marine
- Meets ABYC A-24. NMMA Listed Component
- Most Reliable
- Boats DC electrical system or marine grade batteries supply power to the alarm
- No missing or dead batteries to replace
- Proven Sensing Technology
- Prevents nuisance alarms which could lead to confusion and disconnected detectors
- Advanced Technology
- Alarm Mute button with advanced technology that silences alarm while boat is ventilated
- Rapid recovery sensor resets when silenced or reactivates alarm if dangerous levels of CO remain
- Loud. 85 dB alarm alerts you to CO danger
- Case Size: 2.5”W x 3.5”H x 1.25”D
Quick Specs
Accessories
No accessories listed for this product.
Specifications
| SKU | FX-4MARINE2-PACK |
| UPC | — |
| Brand | Safe-T-Alert |
| Category | Marine Safety |
| Country of Origin | UNITED STATES |
| Weight | 1.2 |
| Dimensions | 10 x 8 x 2 |
| Status | Active |
| Last Synced | 8/27/2026, 2:06:34 AM |
Compliance & Shipping
Product Literature
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Frequently Bought Together
Total for 4 items:
$390.90
Compare Key Features
| Feature |  Safe-T-Alert FX-4 Carbon Monoxide Alarm - 2-Pack CURRENT |  Safe-T-Alert Combo Carbon Monoxide Propane Alarm - Flush Mount - Mini - Black |  Safe-T-Alert 45-Series Combo Carbon Monoxide Propane Alarm Surface Mount - Black |  Safe-T-Alert 62 Series Carbon Monoxide Alarm - 12V - 62-541-Marine Surface Mount - White |  Safe-T-Alert 62 Series Marine Carbon Monoxide - Flush Mount - White - 12V w/Trim Ring |
|---|---|---|---|---|---|
| Price | $152.99 | $76.46 | $76.49 | $84.96 | $84.96 |
| Brand | Safe-T-Alert | Safe-T-Alert | Safe-T-Alert | Safe-T-Alert | Safe-T-Alert |
| Condition | New | New | New | New | New |
| Availability | In Stock | In Stock | In Stock | In Stock | In Stock |
| Weight | 1.2 | 0.4 | 0.4 | 0.4 | 0.5 |
| Dimensions | 10 x 8 x 2 | 10 x 8 x 2 | 10 x 8 x 2 | 10 x 8 x 3 | 10 x 9 x 2 |
| SKU | FX-4MARINE2-PACK | 25-742-BL | 45-741-BL | 62-541-MARINE | 62-542-TR-WT-M |
| Country | UNITED STATES | UNITED STATES | UNITED STATES | UNITED STATES | UNITED STATES |
| View Item | View Item | View Item | View Item | View Item |
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Price
$152.99