KIDDE KVS4R2 Fire VS4-R-2

( Brand: Kidde ), ( Manufacturer Part Number: KVS4R2 ), ( Model: VS4-R-2 ), ( Type: Fire Detection )

Review KIDDE

Kidde KVS-4R2 and KIDDE VS4-R-2 Smoke and Carbon Monoxide Combination Alarms: Protecting Your Home with Advanced Safety Technology

Kidde, a leading manufacturer of fire safety products, offers the KVS-4R2 and VS4-R-2 smoke and carbon monoxide combination alarms, designed to provide advanced protection against two deadly household threats. These alarms are almost identical, with the main difference being their power sources. In this product description, we will delve into the features, benefits, and specifications of both models to help you make an informed decision.

Both the KVS-4R2 and VS4-R-2 smoke and carbon monoxide combination alarms are compact, sleek, and modern in design, making them a great addition to any home decor. They feature a user-friendly interface, including a test button, silencer button, and LED indicator lights. The alarms can detect both smoke and carbon monoxide and are interconnected, allowing them to alert each other if a threat is detected in another room.

The alarms use photoelectric sensors to detect smoldering fires and ionization sensors to detect flaming fires. This dual-sensor technology ensures comprehensive coverage against various types of fires. The alarms will sound an alarm when smoke levels reach a certain threshold, providing ample warning time for evacuation.

The alarms can also detect carbon monoxide (CO) levels as low as 40 parts per million (ppm), making them highly sensitive to this deadly gas. CO is an odorless, colorless gas produced by appliances such as furnaces, water heaters, and generators when they malfunction or are used improperly. The alarms will sound an alarm when CO levels reach a certain threshold, alerting you to potential danger.

The primary difference between the KVS-4R2 and VS4-R-2 lies in their power sources. The KVS-4R2 is a battery-operated alarm, while the VS4-R-2 is a plug-in alarm with battery backup. The battery-operated model is ideal for areas without easy access to electrical outlets, while the plug-in model with battery backup ensures continuous power even during power outages.

Both alarms are easy to install, with mounting brackets and screws included in the package. They can be mounted on the ceiling or wall, depending on your preference and room layout. Regular testing and maintenance are essential to ensure the proper functioning of the alarms. The test button allows for quick and easy testing, while the silencer button can be used to temporarily silence the alarm if needed.

In conclusion, the Kidde KVS-4R2 and KIDDE VS4-R-2 smoke and carbon monoxide combination alarms offer advanced safety technology against two deadly household threats. With their sleek design, user-friendly interface, and comprehensive detection capabilities, these alarms are an excellent investment for any home. The primary difference between the two models is their power sources: battery-operated for the KVS-4R2 and plug-in with battery backup for the VS4-R-2. Consider your specific needs and circumstances when choosing between these models to ensure optimal protection for your home and loved ones.

The Kidde KN-COSM-B and Kidde KN-COSM-BA are two similar smoke and carbon monoxide alarms. Both models are part of Kidde's combination smoke and carbon monoxide alarm lineup and share many features. Here are the pros and cons of each alarm to help you make an informed decision:

1. Dual sensors for both smoke and carbon monoxide detection.

2. Easy installation with a battery-operated design and a sealed battery compartment.

3. Electrochemical carbon monoxide sensor provides continuous monitoring.

4. Digital display shows the status of the alarm, battery, and sensor.

5. Test and silence buttons are easily accessible.

1. Does not have a backup battery for the digital display.

2. No wireless connectivity or compatibility with other smart home devices.

1. Dual sensors for both smoke and carbon monoxide detection.

2. Easy installation with a battery-operated design and a sealed battery compartment.

3. Electrochemical carbon monoxide sensor provides continuous monitoring.

4. Digital display shows the status of the alarm, battery, and sensor.

5. Test and silence buttons are easily accessible.

6. Backlit digital display for easier reading in the dark.

7. Wireless interconnectability with other Kidde alarms for a more comprehensive safety system.

1. Slightly more expensive than the KN-COSM-B model.

2. Requires a 9V battery for the backlit display (not included).

After considering the pros and cons of both models, the Kidde KN-COSM-BA is the recommended choice for those who want the added convenience and safety features of a backlit digital display and wireless interconnectability with other Kidde alarms. However, if you're looking for a more budget-friendly option, the Kidde KN-COSM-B is still a reliable choice for smoke and carbon monoxide detection. Ultimately, the decision depends on your specific needs and preferences.

Details:

#1 Supplier for Fire Safety Equipment in North America. No longer needed/wanted. Four loop system with one 250-point installed. Accidental order.

230V, Red door. Better price available.

part #: kvs4r2 prices

• $30.40-$46.00

specifications indusfir:

• brand: Kidde
• mpn: Kvs4r2
• model: Vs4-r-2
• type: Fire Detection

shipping indusfir:

• carrier: UPS, FedEx
• transit: 9-9 Days
• cost: $140.13
• class: Standard, Expedited, One-day
• type: Calculated
• service: UPS Ground, UPS 2nd Day Air, UPS Next Day Air Saver, FedEx Ground / FedEx Home Delivery

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returns indusfir:

• paid by: Buyer
• method: Money back
• time: 30 Days
• policy: Returns Accepted

offer indusfir:

• started: December 17, 2025
• sold: 0
• options: Ship-to-home
• quantity: 3
• availability: In Stock

general indusfir:

• condition: New
• Facility Maintenance Safety > Fire Protection Equipment > Other Fire Protection Equipment

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• rating: 99.7%
• city: Miami, Florida
• # reviews: 10004