HONEYWELL SD-16685 Micro Switch Numeric Keypad 16SD21-1-S-H 16-KEY

( Brand: Honeywell ), ( Manufacturer Part Number: SD-16685 ), ( Model: 16SD21-1-S-H ), ( Part Type: Switch ), ( Country Of Manufacture: Usa )

Review HONEYWELL Micro Switch 16-key Numeric Keypad Assembly

The Honeywell SD-16685 16SD21-1-S-H Micro Switch 16-Key Numeric Keypad is a versatile and reliable input device designed for various applications. This keypad boasts a compact size, making it an excellent choice for confined spaces or installations where saving space is essential.

The 16-key layout features a standard numeric keypad design with numbers from 0 to 9 and the typical symbols for the asterisk (*) and the number sign (#). Each key has an excellent tactile feedback, ensuring accurate and consistent user input. The keys are also backlit, which enhances their visibility in low-light conditions.

This micro switch keypad is designed to operate with a low voltage DC power supply, ranging from 12V to 36V. The unit is mechanically robust and can handle up to 50 million key presses, ensuring long-lasting performance and reliability.

The Honeywell SD-16685 16SD21-1-S-H is ideal for use in various industries, such as security systems, industrial automation, and telecommunications. It offers excellent compatibility, working with most microcontroller-based systems, PLCs, and other control platforms.

The connector for this keypad is a 16-pin JST XH type, allowing for quick and easy installation. The keypad also features a diode-protected input, ensuring that no back currents can damage the connected circuitry.

The Honeywell SD-16685 16SD21-1-S-H Micro Switch 16-Key Numeric Keypad is a high-quality, durable, and versatile input device that offers excellent value for its price. Its small size, robust design, and excellent compatibility make it an excellent choice for a wide range of applications.

The Honeywell SD-16685 16SD21-1-S-H Micro Switch 16-key Numeric Keypad is a common choice for various applications, including home security systems, industrial automation, and vending machines. Let's examine its pros and cons to help you make an informed decision.

1. Versatile: This keypad is suitable for various applications due to its standard SIAS protocol and can be used with numerous control panels and systems.

2. Durable: It features a robust design, including a polycarbonate housing and a silicone rubber keypad, ensuring long-lasting performance.

3. Easy to program: The keypad is simple to program, allowing users to set up custom codes and functions.

4. Backlit keys: The backlit keys enable easy use in low-light conditions, enhancing the user experience.

5. Compact size: Its compact size makes it an ideal choice for installations with limited space.

1. Price: The Honeywell SD-16685 may be more expensive compared to other generic keypads, which could be a concern for budget-conscious buyers.

2. Compatibility issues: Depending on the specific control panel or system, some users might encounter compatibility issues, requiring additional adapters or modifications.

3. Limited keypad functions: While it offers a 16-key numeric keypad, users may find the lack of additional function keys or special characters a limitation for their specific application.

In conclusion, the Honeywell SD-16685 16-key numeric keypad offers durability, versatility, and ease of use, making it an excellent choice for various applications. However, its price and potential compatibility issues could be drawbacks for some users. If you require a more cost-effective solution or a keypad with additional functions, you might want to consider alternative options.

If you're looking for a reliable and versatile 16-key numeric keypad for various applications and don't mind the cost, the Honeywell SD-16685 is a solid choice. However, if you're on a tight budget or need additional functions, consider exploring alternative options from other manufacturers. Always ensure compatibility with your specific control panel or system before making a purchase.

Details:

Shows normal signs of usage. MPN: SD-16685. We choose the carrier. After the return period has ended, you can no longer product.

All goods are so AS IS' and WITH ALL FAULTS meaning, without limitation, that. LOCAL PICK-UP, Prefer to pick it up yourself. Brand: Honeywell. Items in Lot: 1.

Need it urgently. Your phone number and business name. Country of Manufacture: USA.

Model: 16SD21-1-S-H. Will there be a dock or forklift. Condition: Used. Next Day Second Air Services are available.

Weight lbs, oz: 1,3. Consignee: B.

part #: sd16685 prices

• $65.99-$124.99

specifications contrpake:

• brand: Honeywell
• mpn: Sd-16685
• model: 16sd21-1-s-h
• part type: Switch
• country of manufacture: Usa

payments contrpake:

• credit card: Visa
• other
• wallet: Paypal

general contrpake:

• condition: Used
• Surveillance Alarm Equipment > Alarm Systems Accessories > Alarm Control Panels Keypads

shipping contrpake:

• service: USPS Priority Mail
• cost: $13.99
• transit: 5-8 Days
• class: Expedited
• carrier: USPS
• type: Fixed

offer contrpake:

• availability: In Stock
• sold: 0
• started: January 15, 2026
• quantity: 1
• options: Ship-to-home

returns contrpake:

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

seller contrpake:

• rating: 99.8%
• # reviews: 61247
• city: Middlebury, Indiana

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