904-194 DAYTON PARTS Glow Plug Relay

Review DAYTON PARTS Glow Plug Relay

The Dayton Parts 904-194 Glow Plug Relay is an essential component in cold weather starting systems for diesel engines. This relay is designed to provide the necessary electrical power to the glow plugs, allowing them to heat up the engine cylinders before starting.

The 904-194 Glow Plug Relay is a heavy-duty, automotive-grade component, engineered to withstand the rigors of frequent use in harsh environments. It features a robust, automotive-grade plastic housing that shields the internal components from moisture, dust, and other contaminants.

This relay is designed to operate at a voltage range of 12 volts DC, making it suitable for most automotive applications. It has a high current capacity of 25 amps at 12 volts, ensuring that it can deliver the required power to the glow plugs efficiently.

The 904-194 Glow Plug Relay is designed with a built-in thermal protector that helps prevent overheating. This feature ensures that the relay does not get damaged due to prolonged exposure to high temperatures. The relay also has a built-in diode, which allows the glow plugs to remain heated even after the engine has been started.

This relay is easy to install, with clear instructions provided in the packaging. It comes with two wiring harnesses, one for the glow plugs and the other for the vehicle's electrical system. The harnesses have color-coded wires, making the installation process straightforward and hassle-free.

In summary, the Dayton Parts 904-194 Glow Plug Relay is a high-quality, heavy-duty component that is essential for cold weather starting systems in diesel engines. Its rugged design, high current capacity, built-in thermal protector, and easy installation make it an ideal choice for automotive applications.

The Dayton 904-194 Glow Plug Relay is a common aftermarket replacement for original equipment glow plug relays in various diesel vehicles. Here are some potential pros and cons of purchasing this relay:

1. Cost-effective: The Dayton 904-194 is often priced lower than OEM (original equipment manufacturer) relays, making it an affordable option for vehicle owners seeking to repair their glow plug systems.

2. Universal Fitment: This relay is designed to fit a wide range of diesel vehicles, making it a popular choice for those who want a versatile replacement part.

3. Easy Installation: The installation process for this relay is generally straightforward and should not require extensive mechanical knowledge or specialized tools.

4. Reliable Performance: The Dayton 904-194 is designed to provide reliable performance in various diesel applications. It is engineered to meet or exceed OEM specifications, ensuring that it functions effectively in most conditions.

5. Backed by a Warranty: This relay comes with a warranty, providing peace of mind for consumers who may encounter any issues with the product.

1. Potential Compatibility Issues: While the Dayton 904-194 is designed to fit a wide range of diesel vehicles, it is essential to verify that it is compatible with your specific make and model before making a purchase. In some cases, it may not fit correctly or function optimally.

2. Build Quality Concerns: Some consumers have reported issues with the build quality of the Dayton 904-194, including concerns about the durability of the relay's components and its overall resistance to wear and tear.

3. Potential Electrical Issues: As with any electrical component, there is a risk of electrical issues arising when installing a new relay. These can range from minor electrical glitches to more significant problems that may require further diagnosis and troubleshooting.

The Dayton 904-194 Glow Plug Relay can be an attractive option for those seeking an affordable, easy-to-install replacement for their vehicle's original glow plug relay. Its universal fitment and reliable performance make it a popular choice among diesel enthusiasts. However, it is essential to carefully consider the potential compatibility, build quality, and electrical issues associated with this part before making a purchase. Ultimately, if you're confident in the compatibility and believe that the potential benefits outweigh the risks, the Dayton 904-194 can be a cost-effective and viable solution for your glow plug system needs.

If you're in the market for a new glow plug relay and are considering the Dayton 904-194, we recommend taking the following steps to ensure a successful purchase and installation:

1. Verify compatibility: Before purchasing, double-check that this relay is compatible with your specific vehicle make and model.

2. Research build quality: Look for customer reviews and feedback regarding the build quality of the Dayton 904-194. This can help you gauge whether the potential durability concerns are worth the risk.

3. Consider purchasing from a reputable seller: Purchase the Dayton 904-194 from a trusted retailer to minimize the risk of receiving a faulty or counterfeit product.

4. Be prepared for potential electrical issues: Have the necessary tools and knowledge on hand to diagnose and troubleshoot any electrical issues that may arise during installation.

5. Install the relay correctly: Ensure that the relay is installed correctly and securely to minimize the risk of electrical issues and reliability concerns.

Details:

Designed specifically for trucks, trailers, and buses. Engineered with a factory-like design for effortless installation, ensuring perfect match your vehicle. Engineered using the latest technology to ensure product lasts longer in service. Made of high-quality components for durability, reliability, and performance.

Manufactured following strict OE standards to work like the original component.

specifications ignitioncomp:

• brand: Dayton Parts
• mpn: 904-194
• part type: Plug
• upc: 019495356264

shipping ignitioncomp:

• service: standard
• class: standard
• transit: 4-10 days
• type: fixed

seller ignitioncomp:

• city: los angeles, california
• # reviews: 51449
• rating: 97.0%

general ignitioncomp:

• category: Auto Parts > Car Truck Accessories > Ignition Systems Components

returns ignitioncomp:

• time: 30 days
• policy: returns accepted
• paid by: buyer

offer ignitioncomp:

• sold #: 16
• options: ship-to-home
• price: $64.86
• item condition: New
• availability: in stock
• in stock #: 1
• best offers: true
• started: july 18, 2025

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