
740306408536 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $23.35 | Condition is New, 4040 24V Brass Humidifier Solenoid Valve Replacement by AMI PARTS, FREE SHIPPING | ![]() |
![]() | $28.22 | Top Pick! Condition is New, Humidifier Water Solenoid Valve by AMI PARTS-4040 Replacement Blue , FREE SHIPPING | ![]() |
![]() | $29.08 | Condition is New, Humidifier Water Solenoid Valve by AMI PARTS-4040 Replacement Humidifier Valve-2, FREE SHIPPING | 98.8% |
![]() | $30.99 | Condition is New, Humidifier Water Solenoid Valve by AMI PARTS-4040 0.25 inches, Blue , FREE SHIPPING | 100.0% |
![]() | $23.99 | Top Pick! Condition is New, 4040 Humidifier Solenoid Valve Replacement Part by AMI PARTS, 24V,Brass Made-., shipping cost = $9.99 | 99.0% |
![]() | $32.64 | Condition is New, Humidifier Water Solenoid Valve by AMI PARTS-4040 Replacement Blue , FREE SHIPPING | 99.3% |
![]() | $33.99 | Condition is New, Humidifier Water Solenoid Valve by AMI PARTS-4040 0.25 inches, Blue , FREE SHIPPING | 99.1% |
![]() | $33.99 | Top Pick! Condition is New, Humidifier Water Solenoid Valve by AMI PARTS-4040 0.25 inches, Blue , FREE SHIPPING | 100.0% |
![]() | $35.52 | Condition is New, 4040 Humidifier Solenoid Valve Replacement Part by AMI PARTS, 24V,Brass Made... , FREE SHIPPING | ![]() |
![]() | $35.52 | Condition is New, AMI PARTS Humidifier Solenoid Valve 4040 (24V, 2.3W, 60Hz) 1/4" NPT , FREE SHIPPING | ![]() |
![]() | $35.89 | Condition is New, 4040 Humidifier Solenoid Valve Replacement Part by AMI PARTS, 24V,Brass Made... , FREE SHIPPING | 97.9% |
![]() | $36.18 | Condition is New, 4040 Humidifier Solenoid Valve Replacement Part by AMI PARTS, 24V,Brass Made... , FREE SHIPPING | 99.6% |
![]() | $39.66 | Condition is New, AMI PARTS Humidifier Solenoid Valve 4040 (24V, 2.3W, 60Hz) 1/4" NPT , FREE SHIPPING | 99.2% |
![]() | $41.18 | Condition is New, Humidifier Water Solenoid Valve by AMI PARTS-4040 Replacement Humidifier Valve-2, FREE SHIPPING | 90.2% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $29.50 | Condition is New – Open box, AMI PARTS Humidifier Solenoid Valve 4040, shipping cost = $9.14 | 100.0% |
![]() | $22.99 | Top Pick! Condition is New – Open box, 4040 Humidifier Solenoid Valve Replacement Part by AMI PARTS, 24V,Brass Made-., shipping cost = $45.00 | 100.0% |

The AM 740306408536 4040 Humidifier Solenoid Valve is a crucial component for maintaining optimal humidity levels in humidifiers. This valve operates on a 24V power supply and is designed specifically for use in humidification systems.
Measuring at approximately 3.6 inches long, 1.2 inches wide, and 1.4 inches high, this solenoid valve is compact yet robust. Its sleek design allows for easy installation and integration into various humidifier models.
The solenoid valve functions by opening and closing in response to an electric current, allowing water to flow through when engaged and sealing off the water supply when disengaged. This mechanism ensures that the right amount of water is released into the humidifier at the desired intervals.
Made of high-quality materials, the AM Humidifier Solenoid Valve is built to withstand the rigors of consistent use in humidification applications. Its durable construction guarantees long-lasting performance, providing you with peace of mind and uninterrupted humidification.
This valve is compatible with various humidifier brands and models, making it a versatile choice for humidification system upgrades or replacements. Its 24V power requirement ensures that it is suitable for use with most standard humidifier power supplies, broadening its application potential.
The AM 740306408536 4040 Humidifier Solenoid Valve comes with a practical and user-friendly design, featuring a secure mounting base and a visible indicator that shows when the valve is open or closed. This feature allows for easy monitoring of the valve's status, ensuring that you always maintain the desired humidity levels in your environment.
In conclusion, the AM 740306408536 4040 Humidifier Solenoid Valve is an essential addition to any humidification system. Its compact design, reliable performance, and compatibility with various humidifier models make it a versatile and valuable component for maintaining optimal humidity levels in your space.
The AMI 740306408536 4040 Humidifier Solenoid Valve 24V is a crucial component for maintaining optimal humidity levels in humidification systems. Here are some pros and cons that can help you decide whether to purchase this valve:
Pros:1. Compatibility: This solenoid valve is specifically designed for use with AMI humidifiers, ensuring a perfect fit and seamless integration.
2. Energy Efficiency: Operating at 24 volts, this valve consumes less energy compared to its 120-volt counterparts, resulting in cost savings over time.
3. Durable Construction: The valve features a robust design with corrosion-resistant materials, promising long-lasting performance even in harsh environments.
4. Quick Response: The solenoid valve opens and closes rapidly, enabling efficient water delivery and fast humidity adjustments.
5. Easy Installation: The valve comes with clear installation instructions and simple wiring requirements, making it a straightforward addition to your humidification system.
Cons:1. Limited Availability: This particular model may be harder to find in physical stores compared to more common humidifier components, necessitating an online purchase.
2. No Integrated Flow Control: While the valve functions well, it does not come with built-in flow control, which may be a requirement for some advanced humidification applications.
In conclusion, the AMI 740306408536 4040 Humidifier Solenoid Valve 24V offers several advantages, including compatibility, energy efficiency, durability, quick response, and ease of installation. However, its limited availability and lack of integrated flow control might be potential drawbacks for some users.
Based on the information provided, if you require a solenoid valve for your AMI humidifier and can accommodate its limited availability, this valve is a solid choice due to its energy efficiency, durability, and quick response. If flow control is a must-have feature, you may need to consider alternative options with integrated flow control.
Details:
The design has been improved to have higher durability and stability. Number of ports: premium replacement parts:the replacement part is made from high quality material and well-tested by the manufacturer. Part number: 4040 yellow.
Manufacturer: Ami parts. Easy to install: this humidifier solenoid valve is very simple replace. Brand: Ami parts.
Inlet connection type: barb. Outlet connection type: barb. 4040 humidifier solenoid valve replacement part by Ami parts, 24v,brass made valve,replaces model's 400,500,600,700,600m, 558, 550a, 550, 568, 560a, 560, 7 700m, 768, 760a, 760: material: metal. You only need to use a screwdriver and wrench complete, installation takes few minutes.for safety, please cut off the power supply bring gloves before.
Batteries required ?: no. Exterior finish: for safety, please disconnect the power before installation.
specifications brassinstrum:
- brand: Ami Parts
- mpn: 4040
- part type: Humidifier Solenoid Valve
- upc: 740306408536
seller brassinstrum:
- city: us
- # reviews: 107
- rating: 97.3%
general brassinstrum:
- category: Musical Instruments > Brass > Accessories
offer brassinstrum:
- availability: in stock
- started: october 31, 2025
- prices: $22.99–$41.18
- item condition:
- New
- New – Open box
- options: ship-to-home
- in stock #: 5
- sold #: 18
shipping brassinstrum:
- service: expedited
- transit: 4-10 days
- type: fixed
- class: expedited
returns brassinstrum:
- policy: no returns
payments brassinstrum:
- wallet: paypal
- other
- credit card: discover
















