Omron G8b-201-01
These specifications are standard for the G8B series. Always cross-reference with the specific datasheet for your production batch.
If you are designing a new circuit board incorporating this relay:
Before integrating this component into a design, understanding the environmental and electrical limits is crucial. Below are the official typical ratings for the Omron G8B series, with the -201-01 variant focused on a 12V DC coil.
| Parameter | Value | |-----------|-------| | Contact Form | SPST-NO (1 Form A) | | Coil Voltage (Nominal) | 12 VDC | | Maximum Switching Current | 20 Amps (continuous) | | Maximum Switching Voltage | 14 VDC (typical automotive) / 30 VDC (max resistive) | | Maximum Switching Power | 280 W (resistive) | | Coil Resistance | Approx. 225 Ω ±10% (at 20°C) | | Must Operate Voltage | ≤ 8.0 VDC (70% of nominal) | | Must Release Voltage | ≥ 1.2 VDC (10% of nominal) | | Pick-up Time | Max 10 ms | | Release Time | Max 5 ms | | Dielectric Strength (Coil/Contacts) | 500 VAC for 1 minute | | Operating Temperature | -40°C to +85°C | | Mechanical Life | 10 million operations (min.) | | Electrical Life | 100,000 operations (at rated load) |
The Omron G8B-201-01 is not a "glamorous" component, but it is an unsung workhorse of 12V power switching. Its value lies in the AgSnO₂ contact material and tight automotive temperature tolerance. For any design switching 12V loads over 10A—especially LEDs, motors, or capacitive loads—this relay is a top-tier choice. Avoid using general-purpose signal relays or low-cost 10A "ice cube" relays in its place; they will fail within months.
Would you like a pinout diagram, suggested PCB layout footprint, or a driver circuit example for this relay?
The Omron G8B-201-01 is more than just a switch; it is a robust, engineered solution for high-reliability automotive and industrial applications. Its ability to handle 20 amps continuously, survive extreme temperatures from -40°C to +85°C, and resist vibration makes it a cornerstone component in engine control units, body control modules, and aftermarket power systems.
When designing or repairing a circuit that requires a 12V, 20A SPST-NO relay, the G8B-201-01 from Omron should be your first choice. Always respect its pinout, protect the coil with a flyback diode, and ensure the PCB traces are thick enough to handle the current. By understanding this component’s capabilities and limitations, you ensure a safer, longer-lasting electrical system.
Final Pro Tip: Keep a few of these relays in your workshop. They are ideal for custom automotive wiring projects where you need to switch a high-power device directly from a microcontroller or a low-current switch. Pair them with an inline fuse, and you have a professional-grade power control solution.
Disclaimer: Specifications and data are based on Omron’s official documentation. Always consult the latest datasheet before finalizing a design.
Omron G8B-201-01: A Comprehensive Review of the Highly Versatile Relay Module
The Omron G8B-201-01 is a highly versatile relay module that has gained significant attention in the industrial automation and control systems market. As a leading manufacturer of automation and control components, Omron has consistently delivered high-quality products that cater to the diverse needs of various industries. In this article, we will provide an in-depth review of the Omron G8B-201-01 relay module, exploring its features, applications, and benefits.
Introduction to the Omron G8B-201-01
The Omron G8B-201-01 is a power relay module designed to provide reliable and efficient switching of high-current loads. It features a compact and lightweight design, making it an ideal solution for applications where space is limited. The module operates on a 12VDC or 24VDC power supply, making it compatible with a wide range of industrial control systems.
Key Features of the Omron G8B-201-01
The Omron G8B-201-01 relay module boasts several impressive features that make it a popular choice among engineers and system designers. Some of the key features include:
Applications of the Omron G8B-201-01
The Omron G8B-201-01 relay module is designed to cater to a wide range of industrial automation and control applications. Some of the common applications include:
Benefits of Using the Omron G8B-201-01
The Omron G8B-201-01 relay module offers several benefits to engineers, system designers, and end-users. Some of the key benefits include:
Technical Specifications of the Omron G8B-201-01
The following are the technical specifications of the Omron G8B-201-01 relay module:
Conclusion
The Omron G8B-201-01 relay module is a highly versatile and reliable solution for industrial automation and control applications. Its compact design, high switching capacity, and wide operating temperature range make it suitable for use in a variety of harsh environments. With its technical specifications and benefits, the Omron G8B-201-01 is an ideal choice for engineers, system designers, and end-users looking for a cost-effective and efficient solution for controlling high-current loads.
Recommendations
Based on the features and benefits of the Omron G8B-201-01 relay module, we recommend it for use in:
Future Developments
As the industrial automation and control systems market continues to evolve, Omron is committed to developing innovative solutions that cater to the changing needs of various industries. Future developments may include:
In conclusion, the Omron G8B-201-01 relay module is a highly versatile and reliable solution for industrial automation and control applications. Its technical specifications, features, and benefits make it an ideal choice for engineers, system designers, and end-users looking for a cost-effective and efficient solution for controlling high-current loads.
The Omron G8B-201-01 is a 12V DC flasher relay commonly used as a standard replacement for turn signal systems in various Honda motorcycles. It is essential for controlling the blinking frequency of indicator lights. Key Technical Specifications
Operating Voltage: 12.8V DC (Standard 12V system, operational range of 11–15V).
Switching Load: Supports a broad range from 0.1W up to 120W.
Blinking Frequency: Fixed at approximately 85 flashes per minute.
Temperature Range: Built for extreme environments, rated for -40ºC to +80ºC. Common Applications & Fitment
This relay is a popular original equipment (OE) part for Honda models from the 1980s and 90s. It typically cross-references with Honda part numbers 38301-MF8-771 and 38301-ME9-771. Known compatible models include: Honda Rebel series (e.g., CMX450). Honda Shadow and Magna (VF and VT series). Honda CB and CBR series (e.g., CBR600F, CBR900RR). Helpful Installation Tips
LED Compatibility: While traditional flasher relays often cause "hyper-flash" when switching to LED bulbs, this Omron unit's wide switching load (down to 0.1W) makes it more versatile for mixed LED/halogen setups than many older mechanical relays.
Connector Check: It features a standard male connector tab layout. Before purchasing, verify your motorcycle's connector matches the 2- or 3-pin configuration of this specific model, as some Honda years vary slightly. omron g8b-201-01
Mounting: Authentic units often come with a rubber holder/bracket to dampen vibrations, which is critical for extending the life of the internal relay contacts.
The Omron G8B-201-01 is an automotive flasher and turn signal relay primarily designed for street motorcycles, specifically multiple Honda models. It is an Original Equipment Manufacturer (OEM) part often cross-referenced with Honda part number 38301-MF8-771. Key Specifications Type: Flasher & Indicator Relay for turn signals.
Voltage: 12V DC nominal (typically operates within 11–15V DC). Terminals: 3-pin configuration with a male connector.
Wattage Capacity: Supports a switch load up to 120 watts (e.g., standard 54W lamp loads). Blinking Frequency: Standard 85 flashes per minute.
Temperature Range: Rated for operation between -40°C and +80°C. Compatibility & Applications
This relay is widely used across various Honda motorcycle series: Shadow series: VT600 PC21, VT750, and VT1100 models. CBR series: Including CBR 600 models. CB series: CBF 600 and CB750 Nighthawk. Other models: VFR, VF, Hornet, and Silverwing scooters. Purchasing Options
The Omron G8B-201-01 is a specialized automotive relay primarily recognized for its role as an OEM (Original Equipment Manufacturer) turn signal flasher unit for various vintage and modern Honda motorcycles. While it is a relatively small component, it is vital for the safe operation of a vehicle's signaling system. Overview of the Omron G8B-201-01
The G8B-201-01 is a 12V DC flasher relay manufactured by Omron, a leader in electronic components. In the automotive world, it is often cross-referenced with the Honda part number 38301-MF8-771.
This relay is designed to control the rhythmic flashing of turn signals. It is often housed in a protective rubber mount to shield it from the vibrations inherent in motorcycle operation. Key Specifications
While specific datasheets for discontinued or legacy OEM-only parts like the G8B-201-01 can be rare, its primary characteristics align with standard automotive relay standards: Operating Voltage: 12V DC.
Terminals: Typically features a 3-pin configuration ("mini faston" style) used for input, output, and ground.
Manufacturer: Omron, specifically for Honda's motorcycle division.
Interchangeability: It is often considered interchangeable with other flasher units like the Mitsuba FR-3303. Common Vehicle Applications
The Omron G8B-201-01 was a staple in many Honda motorcycles from the 1980s through the early 2000s. Owners of the following models frequently seek this specific relay for repairs:
Honda VF series: Such as the 1985 VF1100S Sabre and V65 Magna.
Honda Shadow series: Including the Shadow Spirit 750 (2001–2007).
Honda CBR series: Notably the CBR 600 F4 and various Hornet models.
Honda Scooters: Like the Honda Pantheon 125/150 (1998–2002) and Silverwing. Symptoms of a Failing Relay These specifications are standard for the G8B series
If you are troubleshooting your motorcycle's electrical system, a faulty G8B-201-01 relay usually manifests in a few specific ways:
Non-responsive signals: The turn signals do not light up at all when the switch is engaged.
Solid lights: The signals turn on but stay illuminated without flashing.
Irregular flashing: The signals flash much faster or slower than usual (often a sign of a load mismatch or internal component failure). Sourcing and Availability
Because this is an older OEM part, you will most likely find the Omron G8B-201-01 through specialty parts retailers or second-hand marketplaces:
Used/OEM Surplus: Retailers like Hooprider Parts often stock tested, used units for vintage restorations.
Online Marketplaces: eBay is a reliable source for both new-old-stock and pulled parts from salvaged bikes.
Modern Alternatives: Some riders replace this relay with modern LED-compatible flashers if they have upgraded their incandescent bulbs to LEDs, as the original G8B-201-01 is designed for standard bulb resistance. Honda Omron Turn Signal Flasher Relay G8b-201-01 - eBay
The Omron G8B-201-01 Go to product viewer dialog for this item.
is a specialized automotive flasher relay, primarily utilized as an Original Equipment Manufacturer (OEM) component for Honda motorcycles. It is an essential part of the vehicle's electrical system, controlling the rhythmic flashing of turn signals. 1. Technical Specifications G8B-201-01
is a 12V DC relay designed to handle standard automotive light loads. Operating Voltage: 12V DC.
Load Capacity: Standard configurations typically support 2 x 21W (standard turn signal bulbs). Connector Type: 3-pin male connector (Faston/spade type).
Enclosure: Housed in a durable plastic casing typical of Omron automotive components. 2. Vehicle Compatibility
This relay is a widely used part across numerous Honda models from the 1980s through the 2000s. Honda Nighthawk CB750 (e.g., 1991–2003). Honda Shadow series (VT600, VT750, VT1100). Honda CBR series (CBR600 F4). Honda NX650 Dominator. Honda VFR750. Honda Magna/Sabre (VF750, VF1100). 3. Cross-Reference and Replacements Omron G8B-201-01
is often interchangeable with parts from other manufacturers or updated Honda part numbers.
Honda OEM Part Numbers: 38301-MF8-771, 38301-MEG-000, 38301-MR7-004, 38301-KK9-952, 38301-MG9-681. Equivalent Models: Mitsuba FR-3303.
LED Compatibility: Standard G8B-201-01 relays are designed for incandescent bulbs. If switching to LEDs, a load-independent electronic flasher relay may be required to prevent "hyper-flashing". 4. Sourcing Information
As an older component, it is frequently sourced through specialized automotive and motorcycle parts retailers: Maximum Switching Power: 560W (DC) / 5,500VA (AC)
New/Replacement Units: Available from motorcycle-specific vendors like MotoShopItalia.
Used/OEM Surplus: Widely available on marketplaces such as eBay. Honda Omron Turn Signal Flasher Relay G8b-201-01 - eBay