Idec Rh4b-Ulwac12 Relay 120 Volt AC for Power Systems

Product Details
Customization: Available
Theory: Electromagnetic Relay
Usage: Car Relay, Household Appliances Relay, Communication Relay, Lathe Relay
Diamond Member Since 2025

Suppliers with verified business licenses

Audited Supplier Audited Supplier

Audited by an independent third-party inspection agency

High Repeat Buyers Choice
More than 50% of buyers repeatedly choose the supplier
In-stock Capacity
The supplier has In-stock capacity
Low MOQ
The MOQ for the supplier's products is 1
100% Finished Products Inspection
The supplier inspects 100% of finished products.
to see all verified strength labels (18)
  • Idec Rh4b-Ulwac12 Relay 120 Volt AC for Power Systems
  • Idec Rh4b-Ulwac12 Relay 120 Volt AC for Power Systems
  • Idec Rh4b-Ulwac12 Relay 120 Volt AC for Power Systems
  • Idec Rh4b-Ulwac12 Relay 120 Volt AC for Power Systems
  • Idec Rh4b-Ulwac12 Relay 120 Volt AC for Power Systems
  • Idec Rh4b-Ulwac12 Relay 120 Volt AC for Power Systems
Find Similar Products

Basic Info.

Model NO.
RH4B-ULWAC12
Phase
1
Electricity Type
Ac
Number of Pole
4
Load
Micro Power Relay
Protective Characteristics
Sealed Relay
Action Principle
Electromagnetic Type
Size
Miniature
Type
Electric Parameter Relay
Transport Package
Carton
Specification
one
Trademark
IDEC
Origin
Japan
HS Code
8536411010
Production Capacity
1000PCS/Year

Product Description

Idec Rh4b-Ulwac12 Relay 120 Volt AC for Power Systems
Idec Rh4b-Ulwac12 Relay 120 Volt AC for Power Systems
The following content is generated by AI. Please consult customer service for detailed parameters.

Title: IDEC RH4B-ULWAC12 Relay: A Comprehensive Guide to Its Features, Applications, and Maintenance

Introduction:
The IDEC RH4B-ULWAC12 Relay is a reliable and versatile relay designed for power systems, operating at 120 Volt AC. This relay is widely used in various industrial applications due to its robust construction and exceptional performance. In this article, we will discuss the key features, advantages, applications, installation, and maintenance of the IDEC RH4B-ULWAC12 Relay.

Product Parameters:
| Parameter Name       | Parameter Value       |
|----------------------|-----------------------|
| Relay Type           | SPDT (Single Pole, Double Throw) |
| Voltage Rating       | 120V AC               |
| Contact Rating       | 10A @ 120V AC         |
| Mounting Type        | DIN Rail              |
| Dimensions           | 35.6mm x 18.3mm x 10.2mm |
| Weight               | 20g                   |

Product Features:
- High Contact Rating: The IDEC RH4B-ULWAC12 Relay is designed to handle high current loads, making it suitable for power systems.
- DIN Rail Mounting: This relay is designed for easy installation on DIN rail systems, simplifying the setup process.
- Wide Operating Temperature Range: The relay can operate in temperatures ranging from -25°C to +70°C, ensuring reliable performance in various environments.
- Long Service Life: The relay is constructed with high-quality materials, ensuring a long service life and minimal maintenance requirements.

Applications:
- Power Systems: The IDEC RH4B-ULWAC12 Relay is ideal for controlling power systems, such as switching on and off electrical loads.
- Industrial Automation: This relay is commonly used in industrial automation systems for controlling various devices and processes.
- Home Automation: The relay can be used in home automation systems to control electrical appliances and devices.

Installation and Wiring:
- Ensure that the relay is mounted on a clean and dry DIN rail.
- Connect the relay's input terminals to the power source and the output terminals to the load.
- Follow the wiring diagram provided in the relay's manual to ensure proper connections.

Maintenance and Inspection:
- Regularly inspect the relay for any signs of damage or wear.
- Clean the relay contacts periodically to ensure optimal performance.
- Replace the relay if it fails to function properly or if the contacts are worn out.

FAQ:

1. What is the purpose of the IDEC RH4B-ULWAC12 Relay?
The IDEC RH4B-ULWAC12 Relay is designed to control electrical loads in power systems, industrial automation, and home automation applications.

2. How does the relay handle high current loads?
The relay is designed with high contact rating, allowing it to handle high current loads up to 10A @ 120V AC.

3. Can the relay be mounted on a standard DIN rail?
Yes, the IDEC RH4B-ULWAC12 Relay is designed for DIN rail mounting, making it easy to install in various industrial and commercial applications.

4. What is the operating temperature range of the relay?
The relay can operate in temperatures ranging from -25°C to +70°C, ensuring reliable performance in various environments.

5. How often should the relay contacts be cleaned?
It is recommended to clean the relay contacts periodically, depending on the application and environmental conditions.

6. Can the relay be used in outdoor applications?
The relay is designed for indoor use, as it is not designed to withstand harsh outdoor conditions.

7. What is the relay's response time?
The relay has a fast response time, typically less than 10 milliseconds, ensuring reliable operation in time-sensitive applications.

8. Can the relay be used with a PLC or other control systems?
Yes, the IDEC RH4B-ULWAC12 Relay can be easily integrated with PLCs and other control systems for seamless operation.

9. What is the relay's warranty period?
The relay comes with a standard warranty period, which varies depending on the manufacturer and region.

10. How can I troubleshoot a faulty relay?
To troubleshoot a faulty relay, first, check the power supply and wiring connections. If the problem persists, inspect the relay for signs of damage or wear and replace it if necessary.
Idec Rh4b-Ulwac12 Relay 120 Volt AC for Power SystemsIdec Rh4b-Ulwac12 Relay 120 Volt AC for Power SystemsIdec Rh4b-Ulwac12 Relay 120 Volt AC for Power SystemsBeijing Zhongping Technology Co., Ltd. is a leading provider of industrial automation solutions, intelligent robotics, and advanced system integration services. With decades of expertise, the company has established long-term strategic partnerships with global industry leaders such as Siemens, ABB, Schneider Electric, KUKA, Yaskawa, and FANUC, leveraging their cutting-edge technologies to deliver innovative, tailored solutions across diverse sectors.

Specializing in technical support, product distribution, and end-to-end engineering services-including system design, installation, commissioning, and maintenance-Beijing Zhongping Technology ensures seamless operational efficiency for clients in industries spanning automotive manufacturing, battery production, aerospace, oil and gas, chemical processing, food and pharmaceuticals, logistics, metallurgy, and heavy machinery. By harnessing its robust global supply chain network and a highly skilled technical team, the company guarantees precision-driven resource allocation, rapid response capabilities, and cost-effective procurement strategies. These capabilities empower clients to streamline operations, reduce downtime, and enhance competitive advantage in dynamic markets. Committed to excellence, Beijing Zhongping Technology remains dedicated to advancing industrial innovation while fostering sustainable growth and value creation for enterprises worldwide.

Idec Rh4b-Ulwac12 Relay 120 Volt AC for Power SystemsIdec Rh4b-Ulwac12 Relay 120 Volt AC for Power SystemsIdec Rh4b-Ulwac12 Relay 120 Volt AC for Power SystemsIdec Rh4b-Ulwac12 Relay 120 Volt AC for Power SystemsIdec Rh4b-Ulwac12 Relay 120 Volt AC for Power SystemsIdec Rh4b-Ulwac12 Relay 120 Volt AC for Power SystemsIdec Rh4b-Ulwac12 Relay 120 Volt AC for Power SystemsQ1: What is the core business scope of Beijing Zhongping Technology Co., Ltd.?
The company's business scope primarily covers comprehensive industrial robot supply chain services, industrial automation technologies and technical services, digital smart factory solutions, and hydraulic intelligent control products and services.

Q2: Which brands does the company collaborate with?
The main cooperative brands of the company are SIEMENS,ABB,Schneider,DELTA,WEINVIEW,MCGS,ADVANTECH,OMRON,Simphoenix,RITTAL,MOXA,ESTUN, RKC, YASKAWA, HIKVISION, FANUC, MITSUBISHI ELECTRIC, KUKA, Fuji Electric, SICK, Walvoil, CASAPPA, EATON, Bosch Rexroth Group, Parker etc.

Q3: What are our competitive advantages compared to other suppliers?
With our robust supply chain capabilities and global presence, we deliver faster, more efficient services. We strive to offer the best possible prices to demonstrate our sincerity and value.

Q4: How long does delivery take? What about shipping costs?
Delivery timelines and shipping costs depend on the specific model(s) and quantity you require. Please share your current needs with us for precise details.

Q5: Can't find the model you need?
We showcase only a selection of models here. If you cannot find your desired model, contact us directly for further assistance.

Q6: How to contact Beijing Zhongping Technology Co., Ltd.?
Beijing Zhongping Technology Co., Ltd.
Idec Rh4b-Ulwac12 Relay 120 Volt AC for Power Systems
Idec Rh4b-Ulwac12 Relay 120 Volt AC for Power Systems
Idec Rh4b-Ulwac12 Relay 120 Volt AC for Power Systems
 

Send your message to this supplier

*From:
*To:
*Message:

Enter between 20 to 4,000 characters.

This is not what you are looking for? Post a Sourcing Request Now
Contact Supplier