
( Brand: Johnson Controls ), ( Manufacturer Part Number: 27-4889-2 ), ( Model: S300-DIN-RDR2S ), ( Type: Cardkey )
The Johnson 27-4889-2 CardKey RDR2S is a robust and reliable access control reader designed for use with card-based security systems. This reader features a S300-DIN interface, which is compatible with a wide range of access control systems, making it a versatile addition to any security setup.
The reader is equipped with a 26-bit Wiegand output, allowing it to communicate securely with the access control system and authenticate authorized users. It supports both proximity and magnetic stripe card formats, providing flexibility in choosing the type of card that best fits your needs.
The Johnson 27-4889-2 CardKey RDR2S is built with durability in mind, featuring a sturdy casing that can withstand harsh environmental conditions. It is also designed for easy installation, with a simple DIN mounting design that requires no additional hardware.
This reader is compatible with a wide range of card types, including HID iClass, MIFARE, and ProxMark, ensuring that it can work with the cards that are currently in use in your organization. Additionally, it supports up to 100,000 cardholder records, providing ample capacity for larger organizations.
The Johnson 27-4889-2 CardKey RDR2S is a cost-effective solution for enhancing security in any environment. Its versatility, reliability, and durability make it an excellent choice for businesses, schools, hospitals, and other organizations that require secure access control.
Pros of buying Johnson 27-4889-2 Cardkey RDR2S S300-DIN-RDR2S:1. High-quality construction: Johnson is known for its durable and reliable products, and this card reader is no exception. It is built to withstand heavy use and harsh environments, making it ideal for industrial settings.
2. Versatile: This card reader can read both proximity and smart cards, making it a versatile solution for various access control applications.
3. Easy to install: The reader features a simple DIN-mount design, making it easy to install without requiring any specialized tools or expertise.
4. Cost-effective: Compared to other high-end card readers, this model is relatively affordable, making it a budget-friendly option for businesses looking to upgrade their access control system.
Cons of buying Johnson 27-4889-2 Cardkey RDR2S S300-DIN-RDR2S:1. Limited compatibility: This reader may not be compatible with all types of proximity and smart cards, so it's essential to check the specifications before making a purchase.
2. No wireless connectivity: The reader is wired, which may limit its flexibility in terms of placement and installation.
3. Basic features: While the reader has the essential features for basic access control applications, it may not have advanced features such as encryption or multi-factor authentication.
Conclusion:Overall, the Johnson 27-4889-2 Cardkey RDR2S S300-DIN-RDR2S is a reliable and affordable option for businesses looking to upgrade their access control system. Its high-quality construction, versatility, and ease of installation make it an excellent choice for industrial settings. However, its limited compatibility and lack of advanced features may be a drawback for some users. Therefore, it's essential to consider these factors before making a purchase and ensure that the reader is compatible with your specific needs.
Recommendation:If you are looking for a reliable and cost-effective card reader for basic access control applications, the Johnson 27-4889-2 Cardkey RDR2S S300-DIN-RDR2S is an excellent choice. However, if you require advanced features such as encryption or multi-factor authentication, you may want to consider other options with more extensive capabilities.
Johnson Controls CardKey RDR2S S300-DIN-RDR2S 27-4889-2: Good cosmetic condition. Guaranteed to be working perfectly. Buyer pays for shipping SEE BELOW. GSR veers 1653 GS 9.7.5 1653.
30 day return warranty.