VESTA®|VESTA-421|2 YR WTY. Smoke Detector with Built-in 85dB Siren *Special order. 3-5 days lead time

Smoke detection that aims to reduce nuisance alarms, while still warning early.

The VESTA^® VESTA-421 is a wireless smoke detector designed to protect against fire hazards, with a built-in 85dB siren for clear on-site warning. It uses self-diagnostic features and automatic monthly calibration to help maintain performance over time, and is designed to reduce nuisance alarms from common sources such as cooking smoke.

As part of a VESTA system, alerts can be managed within the SmartHomeSec app experience, supporting instant event notifications and system monitoring alongside your other VESTA devices.

Key Features

• Built-in 85dB siren

  Clear local alarm indication at the device.

• Self-diagnostic and monthly calibration

  Designed to maintain reliable smoke detection.

• Designed to reduce nuisance alarms

  Intelligent detection designed to differentiate cooking smoke from real fire emergencies.

• Surge immunity and system integrity

  Immunity to surges plus random supervisory signals.

• Easy clean design

  Designed for simpler maintenance.

Key Specifications

• Certificate: EN14604
• Wireless protocol: F1
• Power: 3 × AA alkaline batteries
• Operating temperature: -10°C to +45°C
• Operating humidity: up to 85% (non-condensing)

Dimensions and Weight

• Dimensions: 105 × 105 × 41 mm
• Weight: 0.24 kg