100A DC to DC Solid State Relay SSR
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100A DC to DC Solid State Relay SSR
Easy to use with no mechanical movement, lasts longer without signal noise.
100A DC to DC Solid State Relay SSR
物品 #: 33094915

100A DC to DC Solid State Relay SSR

75% of respondents would recommend this to a friend

物品 #: 33094915

HKD 186

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from 美國

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現在訂購，約可在下列時間收貨： Sunday, 九月 20
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Easy to use with no mechanical movement, lasts longer without signal noise.
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Note: Step Down Voltage Transformer required for using electronics products of 美國 store (110-120). Recommended power converters 立即購買.

What Stands Out

High Current Capacity
Handles up to 100A for DC loads, ideal for industrial applications, ensuring reliable performance for high-power applications without mechanical wear and tear.
Solid State Technology
Eliminates moving parts, providing faster switching times and extending operational life compared to traditional relays, minimizing maintenance requirements and downtime.
Versatile Applications
Suitable for various DC applications, including automation and control systems, offering flexibility for a broad range of user needs in diverse environments.

產品詳情

Shop 100A DC to DC Solid State Relay SSR online at a best price in 香港. B00P087DA2

Who Should Buy?

Suitable For
  • High Power Users

    Ideal for users needing to control high current DC loads without mechanical wear and tear.

  • Automation Systems

    Perfect for automating processes in control panels, offering reliable switching without moving parts.

  • Marine Applications

    Suitable for marine environments where space is limited but robust performance under load is needed.

Not Suitable For
  • Low Current Loads

    Not ideal for users working with low current applications that don't require the relay's high capacity.

產品敘述

100A DC to DC Solid State Relay SSR

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客戶問題與解答

  • 題: What is a 100A DC to DC solid state relay (SSR)?

    回答: A 100A DC to DC solid state relay (SSR) is an electronic switching device that allows control of high DC currents up to 100 amps without physical contacts. Unlike mechanical relays, SSRs have no moving parts, which means they can switch much faster and last longer. They are ideal for applications requiring power control, such as in automotive systems, industrial machinery, and automation processes.
  • 題: What are the main applications of a 100A DC to DC solid state relay?

    回答: This type of relay is commonly used in various applications where high currents need to be controlled efficiently. They are ideal for solar panel systems, electric vehicles, and industrial automation. For instance, you might use a 100A SSR in a solar pumping system to control the water flow based on sunlight availability, maximizing energy efficiency and system performance.
  • 題: How does a solid state relay differ from a mechanical relay?

    回答: Solid state relays differ fundamentally from mechanical relays in that they employ semiconductor devices to perform switching. This results in faster response times, greater reliability, and reduced electromagnetic interference. For instance, in noise-sensitive applications, like audio equipment, using an SSR can enhance performance by minimizing switching noise compared to mechanical options.
  • 題: What should I consider when selecting a 100A DC to DC SSR?

    回答: When selecting a 100A DC to DC SSR, consider factors such as the input voltage, output load type, and the operating environment. It's essential to check the SSR's specifications for ratings like input control voltage and ambient temperature range to ensure compatibility with your system. For example, if you're controlling a heating element, the SSR should be rated appropriately to handle the load and prevent overheating.
  • 題: Can a 100A DC SSR be used for PWM control?

    回答: Yes, a 100A DC SSR can be effectively used for Pulse Width Modulation (PWM) control. PWM allows you to adjust the average power delivered to a load by rapidly switching the relay on and off. For applications like speed control in DC motors, integrating an SSR enables smooth adjustments to the motor's speed by varying the pulse width.
  • 題: Is heat dissipation a concern with solid state relays?

    回答: Yes, heat dissipation is a crucial consideration for solid state relays. When significant current flows through an SSR, heat is generated, which can affect its performance and lifespan. Utilizing an adequate heat sink or fan cooling can help maintain optimal operating temperatures. For instance, in high-current applications like electric vehicles, effectively managing thermal conditions ensures reliable operation and increases system efficiency.
  • 題: What are the benefits of using solid state relays in automotive applications?

    回答: Utilizing solid state relays in automotive applications offers several advantages, including enhanced durability under various environmental conditions and a lack of mechanical wear. This reliability is crucial in vehicles where vibrations and temperature fluctuations are prevalent. Moreover, SSRs can handle high switching frequencies, making them ideal for applications like LED lighting control or electric motor drives in modern vehicles.
  • 題: How do I connect a 100A DC to DC solid state relay?

    回答: Connecting a 100A DC to DC SSR typically involves wiring the control side to a microcontroller or switch and the load side to the device you want to control. It's essential to observe proper polarity and ensure connections are secure to prevent arcing or malfunction. For instance, if controlling an electric heater, ensure you also consider the power supply and load current ratings.
  • 題: What types of input signals can control a 100A DC SSR?

    回答: A 100A DC SSR can be controlled by various input signals, including DC voltage levels compatible with the SSR's specifications. Some may accept logic-level signals from a microcontroller, while others can be triggered by a simple switch. For automation setups, using a digital output from a PLC can seamlessly control high-power devices with precision.
  • 題: Where can I buy 100A DC to DC solid state relay SSR in Hong Kong?

    回答: You can purchase a 100A DC to DC solid state relay SSR on Ubuy, a trusted online retailer that offers a wide range of electronic components and accessories. With Ubuy, you can easily find detailed product specifications and customer reviews, making it easier to choose the right SSR for your application.

Lightobject Solid State Relays Editorial Review

**** The Lightobject ESSR-DD100A Solid State Relay has garnered mixed reviews from its users, reflecting a diverse range of experiences and use cases. Many customers initially turned to this relay after encountering Consistent issues with lower-rated Solid State Relays (SSRs) which failed to switch off reliably when needed, particularly in situations involving solenoids and 3D printer heaters. Users such as one customer attempted several circuit modifications and found no resolution until they switched to the ESSR-DD100A, which functioned Consistently without requiring additional components. This reliability, combined with a lower cost in comparison to previous, less effective SSRs, has earned the product appreciation. On the other hand, some reviewers reported serious concerns with the relay's functionality, most notably its capacity to handle heavy loads. Several users noted that although the relay is rated for 100A, they experienced failures when operating near this threshold, particularly when attempting to control higher-power devices. For specific applications, such as a heated bed for a 3D printer, many found it performed exceptionally well, remaining cool under load and negating the need for additional cooling solutions. However, others faced daunting challenges, with mentions of relays failing to turn off under standard operational conditions, raising questions about their reliability and capacity ratings. Overall, while the Lightobject ESSR-DD100A appears to excel in lightweight applications and offers a cost-effective strategy for users battling lower-rated SSRs, its performance in high-load scenarios is not as universally reliable. Care should be taken to ensure it is not pushed beyond its limits to prevent damage. **

Customer Reviews & Ratings

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優點

  • Reliable performance in low to moderate current applications (e.g., 3D printer heated beds).
  • Cost-effective compared to other SSRs.
  • Maintains cool temperatures under normal operational loads; no additional cooling required for many users.
  • Effective for precise control with no need for external circuitry to ensure shutoff.

缺點

  • InConsistent shut-off capability in some use cases.

Platform Trust & Buyer Confidence

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3.8/5 96 評論
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FZ
F Zhang
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“Good product, and smooth delivery!”

18-Jul-26 · via Trustpilot
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Roxy
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“Great products and services”

17 April 2026 · via Trustpilot
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“Ubuy Hong Kong is a game-changer. I was looking for a specific American brand that doesn't ship to Asia, and Ubuy had it in stock. The selection of global products is incredible. It saves me the hassle of using freight forwarders or asking friends to bring items over. The process was seamless from checkout to delivery”

6 July 2026 · via Trustpilot
KM
kritika
Verified buyer

“I?m always nervous buying electronics and skincare online, but Ubuy Hong Kong delivered exactly what I ordered and it was 100% genuine. It?s refreshing to find a platform that you can actually trust with premium brands. Will definitely be a returning customer.”

3 July 2026 · via Trustpilot
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Sam
Verified buyer

“Great product, good packing, the goods arrived quickly and well protected.”

6 June 2026 · via Trustpilot
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HKD 186

現在訂購，約可在下列時間收貨： Sunday, 九月 20

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特色和優勢

  • Input: 3V-32V DC
  • Control: 5V~60V DC
  • Current: 100A
  • Size (L x W x H): 2.5in x 1.8in x 1in
  • Note: heat sink must be used to avoid damage
  • Ideal for Temperature Controller, Heater, small oven, Furnace, and Kiln

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