It is designed to resist voltage surges, which are common in power supply environments.
How does this specific part stack up against the competition or similar parts?
| Feature | Omron G8B-201-01 | Generic 30A Bosch-type | Omron G8Q (Quad relay) | |---------|------------------|------------------------|-------------------------| | Mounting | PCB soldered | Plug-in socket or bracket | PCB surface mount | | Coil type | Standard (0.2W–0.5W) | Standard (1.6W) | Low profile | | Vibration resistance | Excellent (PCB secured) | Good (socket dependent) | Moderate | | Size | Low profile (15mm) | Tall (25mm+) | Very low | | Best for | OEM ECUs, dense PCBs | Fuse boxes, serviceable modules | Space-limited PCBs |
Key Advantage: The G8B-201-01 is trusted by original equipment manufacturers (OEMs) like Toyota, Honda, and Bosch because of its resistance to solder cracking under thermal cycling—a common failure in cheaper relays.
| Symptom | Possible Cause | Solution |
| :--- | :--- | :--- |
| Relay does not click | 1. Insufficient voltage
2. Broken coil | 1. Check input voltage is >9.6V.
2. Measure coil resistance. |
| Relay clicks but no output | 1. Worn out contacts
2. Oxidation | 1. Replace relay. Contacts have reached end-of-life. |
| Relay gets hot | 1. Overcurrent on coil
2. High load current | Normal warmth is okay; excessive heat indicates wrong coil voltage or load overload. |
Disclaimer: This guide is for reference only. Always consult the official Omron G8B Datasheet provided by the manufacturer for precise engineering dimensions and safety certifications.
A very specific request!
The Omron G8B-201-01 is a power relay, so I'll try to craft an interesting story around it. Here's a tale:
The Mysterious Case of the Unreliable Elevator
In the heart of Tokyo, there was a sleek, modern skyscraper that housed a prominent electronics company. The building's elevator system was designed to be efficient and reliable, but lately, it had been malfunctioning. People would press the button, and sometimes, it would work; other times, it wouldn't.
The maintenance team was stumped. They checked the usual suspects: the control panels, the motors, and the wiring. Everything seemed fine. That's when they called in the expert, a brilliant engineer named Yui.
Yui examined the elevator's control system and discovered that the issue lay with a small, but critical component: a power relay. Specifically, the Omron G8B-201-01.
The relay was supposed to switch the elevator's motor on and off, but it was malfunctioning. Yui suspected that the problem was due to a faulty coil or a worn-out contact. She decided to replace the relay with a new one. omron g8b-201-01
As she was about to install the replacement, she noticed something peculiar. The faulty relay had a small inscription on its side: "For Elevator 3 Only." Yui wondered if this was a clue.
She investigated further and discovered that the building's previous engineer had designed a custom system for Elevator 3. The Omron G8B-201-01 relay was part of a secret "shortcut" circuit that allowed the elevator to bypass the regular control system. The inscription was a warning to anyone who might replace the relay: "Use with caution."
Yui realized that the malfunctioning relay was not just a simple failure; it was a symptom of a clever hack. The previous engineer had created a hidden "express lane" for Elevator 3, which allowed it to move quickly and efficiently, but also caused the occasional glitch.
With this new understanding, Yui replaced the relay with a standard one and adjusted the control system to eliminate the shortcut. The elevator began working smoothly, and the building's occupants were relieved.
From then on, Yui made sure to inspect all the relays in the building, including the Omron G8B-201-01. She realized that even the smallest components could hold big secrets and that understanding their role was crucial to keeping the systems running smoothly.
And that's the story of how the Omron G8B-201-01 relay helped Yui unravel the mystery of the unreliable elevator!
Omron G8B-201-01 is a vintage Turn Signal Flasher Relay primarily used as an Original Equipment Manufacturer (OEM) part for various 1980s and early 1990s Honda motorcycles. Key Specifications Controls the blinking rate of motorcycle turn signals. Connector: Features a male plug-style connector. Manufacturer:
Produced by Omron for Honda (often cross-referenced with Honda part number 38301-MF8-771 Common Vehicle Compatibility
This relay was standard equipment on several classic Honda models, including: Honda Nighthawk: CB750 (1991–1992). Honda Magna: VF750 V45 (1982–1988). Honda Sabre: VF1100S V65 (1984–1985). Honda Rebel: CMX450 (1986–1987). Shopping & Availability
As a discontinued vintage part, "proper" units are typically found through secondary markets or specialty salvages. Used/Tested:
You can find original units listed as "tested working" on sites like Condition Note: When buying used, check if the rubber mount
is still intact, as these often dry rot or break off over time. Modern Alternatives: It is designed to resist voltage surges, which
If you are upgrading to LED turn signals, you may need a load-independent flasher instead of this original thermal/mechanical relay to prevent "hyper-flash." replacement for a specific bike, or do you need help a unit you already have?
92 Honda Cb750 Nighthawk Relay Turn Signal Flasher ... - eBay
Picture 1 of 15. 92 Honda Cb750 Nighthawk Relay Turn Signal Flasher Omron G8b-201-01. New Life Cycles and Salvage Ltd (2239) 99.4%
1985 Honda VF1100S SABRE VF1100 S V65 TURN SIGNAL ... - eBay
1985 Honda VF1100S SABRE VF1100 S V65 TURN SIGNAL RELAY UNIT OMRON G8B-201-01 | eBay. Honda Omron Turn Signal Flasher Relay G8b-201-01 - eBay
More items related to this product * Last one. +$14.95 shipping. * 1999 HONDA CBR 600 F4 TURN SIGNAL RELAY OMRON G8B-211-01 OEM. $
The Omron G8B-201-01 Go to product viewer dialog for this item.
is a specialized automotive flasher relay primarily used in Honda motorcycles and scooters to control turn signal indicators. Known for its reliability in demanding environments, it serves as a critical component in the lighting systems of various classic and modern bikes. Key Functions and Applications
The primary role of the Omron G8B-201-01 is to manage the rhythmic "flashing" of a vehicle's turn signals. It is an OEM (Original Equipment Manufacturer) part found in numerous Honda models, including:
Honda CBR Series: Including the CBR 600 F4 and Hornet models.
Honda Shadow Series: Common in VT1100 and Spirit 750 configurations. Honda Nighthawk: Specifically the CB750 models.
Other Models: Featured in the Honda V65 Sabre (VF1100S) and various 50cc scooters. Technical Specifications | Symptom | Possible Cause | Solution |
While this specific model is often identified by its application, it shares the high-quality engineering standards of the Omron Automotive Relay family:
Operating Voltage: 12V DC, the standard for most motorcycle electrical systems.
Terminal Configuration: Typically features a 3-pin "mini faston" or spade-type layout for easy plug-and-play installation.
Environmental Resistance: Designed to operate in a wide temperature range, often from -40°C to +105°C or higher, ensuring stability even near the engine.
Durability: Engineered for high mechanical and electrical endurance, often rated for over 100,000 electrical operations. Troubleshooting and Replacement
Failure of the G8B-201-01 typically manifests as turn signals that stay on without flashing, flash too rapidly ("hyper-flashing"), or do not activate at all.
If you are seeking a replacement, verify compatibility with your specific vehicle year and model. While the G8B-201-01 is a classic original, modern equivalents from retailers like MotoShopItalia or eBay may offer LED-compatible versions if you have upgraded your bike's bulbs to LEDs. Cross-Reference Codes: Honda OEM: 38301-MEG-000, 38301-MR7-004, 38301-MG9-681. Mitsuba: FR-3303. G8NB - Omron
The part number "Omron G8B-201-01" refers to a specific automotive relay manufactured by Omron.
Here is the detailed article / datasheet summary for that component:
Before proceeding, verify the part number on the relay body.
Given the part number format and Omron’s typical naming conventions, this is a high-current PCB-mounted SPDT (Single Pole Double Throw) relay designed primarily for automotive and transportation applications (12V DC systems).
The most significant feature of the G8B series is its ability to handle a substantial power load relative to its physical size.