
U-100 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $93.00 | Condition is New, FSR U-100 Universal Relay Driver, shipping cost = $9.00 | 100.0% |

The FSR U-100 Relay Driver is a versatile and high-performing solenoid relay controller designed for various applications, including lab automation, test equipment, and industrial control systems. This compact and reliable device is capable of driving up to 100 solenoids or relays with a maximum current rating of 1 A and a voltage range of 5 to 32 V DC.
The U-100 is built with a solid-state design, ensuring a long operational life and improved reliability compared to traditional electromechanical relays. It features an adjustable trigger threshold, allowing users to customize the sensitivity of each channel to accommodate various solenoid requirements. This can be particularly useful when working with solenoids that have different coil characteristics or electrical specifications.
Each channel on the U-100 features a status indicator LED, which illuminates to show the current state of the corresponding output. The device also offers a built-in over-temperature protection mechanism, which helps ensure safe and reliable operation even under heavy load conditions.
The FSR U-100 Relay Driver comes with a user-friendly interface and is easy to set up and use. It includes a front-panel control panel with individual switches for each channel, allowing users to manually override the automatic triggering mechanism. Additionally, the device is compatible with various control and automation software, enabling seamless integration with other systems and applications.
The U-100 is housed in a robust and compact enclosure, measuring just 5.5 inches by 2.4 inches by 0.8 inches, making it an ideal choice for space-constrained installations. It is also designed for easy mounting, with a standard 1/16-20 threaded hole pattern on the bottom surface for securing the device to a panel or DIN rail mounting system.
In summary, the FSR U-100 Relay Driver is a versatile and high-performing solution for driving solenoids and relays in various applications, offering adjustable trigger thresholds, a compact design, and a user-friendly interface. Its solid-state design, built-in protection mechanisms, and compatibility with various control software make it a reliable and efficient choice for automation and control projects.
The FSR U-100 relay driver is a popular choice for those looking to interface capacitive touch sensors with relays or other electrical loads. Here are some pros and cons of buying this relay driver:
Pros:1. Universal compatibility: The FSR U-100 can be used with a wide range of capacitive touch sensors, making it a versatile option for various applications.
2. Compact size: With dimensions of just 3.2 x 2.3 x 0.9 inches, the FSR U-100 is a space-saving solution for projects where size is a concern.
3. Easy to use: The relay driver features a simple control interface, making it easy to integrate into your project.
4. Reliable: The FSR U-100 is known for its reliability, with many users reporting long-term use without any issues.
5. Affordable: Compared to other relay drivers on the market, the FSR U-100 is relatively affordable, making it an attractive option for hobbyists and small businesses.
Cons:1. Limited current capacity: The FSR U-100 can only handle a maximum of 1 Ampere per channel, which may not be sufficient for some applications.
2. No digital input: The FSR U-100 only has analog input, which may not be suitable for some applications that require digital input.
3. No adjustable gain: The relay driver does not have an adjustable gain feature, which may limit its ability to work with sensors of varying capacitances.
Conclusion:The FSR U-100 relay driver is a versatile and reliable option for those looking to interface capacitive touch sensors with relays or other electrical loads. Its universal compatibility, compact size, and ease of use make it a popular choice among hobbyists and small businesses. However, its limited current capacity and lack of digital input and adjustable gain may limit its applicability for more complex projects.
Recommendation:If you are looking for a simple and affordable solution for interfacing capacitive touch sensors with relays or other electrical loads, the FSR U-100 relay driver is a great option. However, if you require more current capacity, digital input, or adjustable gain, you may want to consider other relay drivers on the market. Ultimately, the choice depends on the specific requirements of your project.
Details:
This listing is for a Fsr U-100 universal relay driver. Please see pictures for details. This item is new old stock.
specifications audioproequip:
- brand: Fsr
- mpn: U-100
- part type: Driver
returns audioproequip:
- policy: no returns
seller audioproequip:
- rating: 100.0%
- city: loomis, california
- # reviews: 251
general audioproequip:
- category: Musical Instruments > Pro Audio Equipment Parts
payments audioproequip:
- wallet: apple-pay
- other
- credit card: discover
offer audioproequip:
- availability: in stock
- in stock #: 1
- price: $93.00
- item condition: New
- sold #: 5
- options: ship-to-home
- started: april 13, 2026
shipping audioproequip:
- transit: 3-8 days
- service: usps ground advantage, usps priority mail
- class: standard, expedited
- carrier: usps
- type: fixed
