Frigidaire 24 in Front Control Built-in Tall Tub vs WD21X31906 Dishwasher Electronic Control Board
Updated July 2026 — Frigidaire 24 in Front Control Built-in Tall Tub wins on price and user setup, WD21X31906 Dishwasher Electronic Control Board wins on sales rank.
The Frigidaire dishwasher is a superior choice for those needing a new appliance, while the WD21X31906 is ideal for repairs.
Why Frigidaire 24 in Front Control Built-in Tall Tub is better
Functionality
Offers multiple wash cycles and sensor technology.
Brand Reputation
Frigidaire is a well-known and trusted brand.
User Experience
Designed for seamless operation without installation.
Why WD21X31906 Dishwasher Electronic Control Board is better
Price
More affordable option for repairs.
Specific Use
Essential for those needing to fix existing dishwashers.
OEM Quality
Genuine part ensures compatibility.
Overall score
Specifications
| Spec | Frigidaire 24 in Front Control Built-in Tall Tub | WD21X31906 Dishwasher Electronic Control Board |
|---|---|---|
| Full Title | Frigidaire 24 in Front Control Built-in Tall Tub Dishwasher | WD21X31906 Dishwasher Electronic Control Board |
| Features | DishSense Sensor Technology, Four wash cycles | Genuine OEM Part # WD21X31906 |
| Current Price | $379.12 | $183.99 |
| Brand | Frigidaire | Allstar Appliance Parts |
| Repair Needs | None required | Essential for repairs |
Dimension comparison
Overview of the Products
When comparing the Frigidaire 24 in Front Control Built-in Tall Tub Dishwasher and the WD21X31906 Dishwasher Electronic Control Board, it’s important to note their fundamental differences. The Frigidaire dishwasher is a fully functional appliance designed for cleaning dishes, while the WD21X31906 is an electronic control board intended for repairs. The price difference is significant, with the Frigidaire priced at $379.12 and the control board at $183.99, making the control board about 51% cheaper.
Functionality
The Frigidaire dishwasher offers practical features that enhance its usability, such as DishSense Sensor Technology and four wash cycles tailored for various cleaning needs. This functionality is designed to optimize cleaning efficiency and adaptability based on load types. In contrast, the WD21X31906 is a component designed to replace the electronic control system in dishwashers, making it essential for those facing control issues. While it does not have operational features like a dishwasher, it is critical for ensuring the dishwasher operates correctly.
Brand Reputation
Frigidaire is a well-known brand in the appliance market, recognized for its durable and reliable kitchen products. The Frigidaire dishwasher has a sales rank of 2362, indicating a strong presence and popularity among consumers. Conversely, the WD21X31906 is produced by Allstar Appliance Parts, a brand that specializes in replacement parts. While it ranks at 4067, it reflects a niche market of users needing specific repairs rather than general consumer appeal.
Price Comparison
The Frigidaire dishwasher is currently priced at $379.12, while the WD21X31906 control board costs $183.99. This price difference of about $195.13 highlights the disparity in their intended uses. The control board represents a more accessible price point, especially for those looking for cost-effective repairs rather than purchasing a new appliance. Therefore, if budget is a primary concern, the control board is the more economical option.
Repair and Maintenance
The WD21X31906 is a genuine OEM part, specifically designed to replace several other part numbers, ensuring compatibility with various dishwasher models. Its primary function is to restore or enhance the operational capabilities of existing dishwashers, which can save users from the expense of buying a new unit. In contrast, the Frigidaire dishwasher does not require any immediate repairs upon purchase, making it a ready-to-use appliance. However, over time, consumers may need to consider repairs or replacements, especially for electronic components.
User Experience
The Frigidaire 24 in Front Control Built-in Tall Tub Dishwasher is designed for a seamless user experience with features like multiple wash cycles and sensor technology that adjusts to cleaning needs. Users can expect reliable performance without additional setup. The WD21X31906, while essential for those needing repairs, does require some technical knowledge for installation. If users are not comfortable with appliance repairs, they may find this product less user-friendly compared to an all-in-one dishwasher.
Longevity and Durability
When it comes to longevity, the Frigidaire dishwasher is built as a complete appliance meant to withstand daily use over many years. Its robust construction and reputable brand history suggest that it can provide solid performance for an extended period. The control board, however, is a part that may require replacement due to wear over time, depending on usage and the specific dishwasher it supports. Thus, while the control board is crucial, it does not offer the same longevity as a complete dishwasher unit.
Which should you buy?
In conclusion, the choice between the Frigidaire 24 in Front Control Built-in Tall Tub Dishwasher and the WD21X31906 Dishwasher Electronic Control Board ultimately depends on your current needs. If you require a new appliance for dishwashing, the Frigidaire is the clear winner with its advanced features and functionality at $379.12. On the other hand, if you are looking to repair an existing dishwasher, the WD21X31906 at $183.99 is a cost-effective solution. Each product serves a distinct purpose, and your decision should align with whether you need a new dishwasher or a replacement part for an existing one.

