CARRIER 12-00419-03 Proximity Magnet Door Switch

( Brand: Carrier ), ( Manufacturer Part Number: 12-00419-03 ), ( Part Type: Switch Door )

Review CARRIER Proximity Magnet Door Switch fits B1

The Carrier 12-00419-03 Proximity Magnet Door Switch B1 is a versatile and advanced access control solution designed for HVAC applications. This proximity switch is engineered to provide reliable and convenient access to your system, making it a popular choice among HVAC professionals and contractors.

The switch operates using a proximity sensor that can detect the presence of a magnetic key fob or a ferrous metal object within a specific range. Once the sensor detects the presence of the key fob or the magnet, the switch is activated, allowing the door or access panel to open. This feature provides a convenient and contactless access solution, eliminating the need for manual button presses or key entry.

The Carrier 12-00419-03 Proximity Magnet Door Switch B1 is designed with a robust and durable construction, making it suitable for use in harsh environments. The switch is rated for a operating temperature range of -40 F to 158 F (-40 C to 70 C), ensuring reliable operation in various temperature conditions. The switch also features a watertight design with an IP66 rating, making it resistant to water and dust intrusion.

The switch can be easily installed using the provided mounting hardware and wiring terminals. The switch comes with a red LED indicator, which illuminates when the switch is activated, providing visual confirmation of the switch's status. The switch also features a fail-safe mechanism, which ensures the door remains closed in case of power failure or switch malfunction.

The Carrier 12-00419-03 Proximity Magnet Door Switch B1 is a versatile and powerful access control solution, offering reliable and convenient access to your HVAC systems. Its durable construction, wide temperature range, and watertight design make it a reliable choice for various applications, while its contactless operation and fail-safe mechanism provide added security and peace of mind.

Pros and Cons of Buying Carrier 12-00419-03 Proximity Magnet Door Switch B1

The Carrier 12-00419-03 Proximity Magnet Door Switch B1 is a popular choice for those seeking a reliable and convenient door opening solution. Let's weigh the pros and cons of investing in this product.

1. Convenience: The proximity sensor offers contactless activation, making it more hygienic and more convenient for users.

2. Energy Efficiency: The Carrier 12-00419-03 Proximity Magnet Door Switch B1 is designed to save energy by only activating the door magnet when it detects a user's presence.

3. Durability: Carrier is a reputable brand known for producing high-quality HVAC components, including this proximity magnet door switch.

4. Easy Installation: The switch is designed to be easy to install, and it can be mounted on various surfaces, including metal and plastic.

1. Limited Range: The proximity sensor may not detect users from a significant distance, which can be a problem for larger entryways.

2. Dependence on Battery: The switch relies on a battery for operation, which may need to be replaced periodically.

3. Compatibility Issues: The Carrier 12-00419-03 Proximity Magnet Door Switch B1 may not be compatible with all HVAC systems and doors.

The Carrier 12-00419-03 Proximity Magnet Door Switch B1 offers convenience, energy efficiency, and durability, making it an attractive option for those seeking a contactless door opening solution. However, it does have limitations such as a limited range and dependence on a battery. If these cons do not significantly impact your needs, this switch is a solid investment.

If you're in the market for a proximity magnet door switch, the Carrier 12-00419-03 Proximity Magnet Door Switch B1 is an excellent choice. Its convenience, energy efficiency, and durability make it a worthwhile investment for those looking to enhance their HVAC system with contactless door opening functionality. Just ensure that it is compatible with your specific HVAC system and door before making a purchase.

Details:

Carrier 12-00419-03 Proximity Magnet, Door Switch. Shipped with USPS Ground Advantage. Condition is New.

part #: 120041903 prices

• $27.99-$139.16

specifications aiconditioni:

• for models: B1
• brand: Carrier
• mpn: 12-00419-03
• part type: Switch Door

offer aiconditioni:

• sold: 0
• started: November 27, 2025
• quantity: 1
• options: Ship-to-home
• availability: In Stock

seller aiconditioni:

• city: Greencastle, Pennsylvania
• # reviews: 1018
• rating: 100.0%

shipping aiconditioni:

• Carrier: USPS
• transit: 5-11 Days
• cost: $0.00
• service: USPS Ground Advantage
• type: Calculated
• class: Standard

payments aiconditioni:

• wallet: Apple-pay
• other
• credit card: Diners-club

general aiconditioni:

• Commercial Truck Parts > Air Conditioning Heating > Other Air Conditioning Heating
• condition: New

returns aiconditioni:

• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

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