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10 YEAR COMBO PROTECTION
SMOKE & CO SAFETY • 2 Min Read

USI 10 Year Battery Combination Smoke & Carbon Monoxide Alarm: Dual Protection with Voice Alerts

Upgrade your home safety with the USI/SMCO/10YR/V. This 10-year battery-operated combination alarm delivers complete dual protection, pairing photoelectric smoke sensing and electrochemical carbon monoxide detection with clear voice location alerts.

USI/SMCO/10YR/V 10 Year Battery Combination Smoke and Carbon Monoxide Alarm

Dual Sensor Protection with Voice Warnings

Protect your home against multiple hazards with the USI/SMCO/10YR/V battery operated combination alarm. Featuring precision photoelectric smoke detection and electrochemical CO sensing, this combination detector delivers instant voice and siren alerts during an emergency.

Decade Long Sealed Lithium Power & Zero Maintenance

Engineered as a standalone, maintenance free 10 year alarm, this combo detector is powered by a tamper resistant, factory sealed lithium battery. Being a true battery operated combination alarm, it requires no electrical wiring and guarantees uninterrupted safety during utility blackouts. This design eliminates routine battery replacements and stops midnight low battery chirps entirely.

AT A GLANCE: USI/SMCO/10YR/V

  • Model SKU USI/SMCO/10YR/V
  • Power Source 10 Year Sealed Battery
  • Sensing Type Photoelectric & CO
  • Alert Type 85 dB & Voice Alerts
  • Standards UL 217 & UL 2034
  • Warranty 10 Year Limited
Safety & Compliance Tip

Smoke rises quickly toward ceilings while carbon monoxide mixes evenly with room air. For optimal sensing, mount this battery operated combination detector in the center of ceilings or high on interior walls. Replace the unit when the automated end of life warning sounds.

View USI/SMCO/10YR/V Product Page →

Core Performance Features

Dual Hazard Combination Alarm

Monitors smoke, smoldering fires, and poisonous carbon monoxide simultaneously in a single compact housing.

10 Year Sealed Lithium Power

Built in 10 year battery delivers continuous, maintenance free operation with zero battery replacements required.

Clear Voice & Location Alerts

Announces the specific hazard along with programmed location alerts to guide evacuation paths quickly.

UL 217 & UL 2034 Certified

Meets strict safety regulations and modern building codes for residential smoke and carbon monoxide detection.

Quick Mount Universal Bracket

Fast wire free installation makes this battery operated combination detector ideal for retrofits and rental properties.

10 Year Manufacturer Warranty

Backed by Universal Security Instruments trusted manufacturing standards and long term product warranty protection.

Recommended Placement

To maximize the coverage of your battery operated combination alarm, install units on every level of the home, inside every bedroom, and in hallways directly outside sleeping quarters. For optimal sensor performance, mount each combination alarm in the center of the ceiling or 4 to 12 inches below the ceiling on walls, placing them at least 10 feet away from high humidity areas and cooking appliances.

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10-Year Battery Combo Smoke, Fire, and Carbon Monoxide Alarm
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