
AV103 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $8.79 | Condition is New, Ldi Industries Av103 Protected Vent, 3/8, Height 1.25, shipping cost = $5.00 | 99.8% |
![]() | $10.54 | Top Pick! Condition is New, LDI INDUSTRIES AV103 Protected Vent,Aluminum,1 1/4 in H 1U571, shipping cost = $6.99 | ![]() |
![]() | $11.00 | Condition is New, Ldi Industries AV103 Protected Vent, 3/8, Height 1.25, shipping cost = $5.00 | 98.7% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $6.96 | Top Pick! Condition is Open box, LDI INDUSTRIES AV103 / AV103 (NEW NO BOX), shipping cost = $12.90 | 99.7% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $39.95 | Condition is New – Open box, LDI Industries AV103 Protected Vent Aluminum 1-1/4 Tall 3/8 ID Pack of 4, FREE SHIPPING | 100.0% |

The LDI AV103 Protected Vent 1/4 1U571 is a versatile and reliable ventilation solution designed for use in various applications, particularly in the professional audio and lighting industries. This vent is engineered with a 1/4 inch threaded connection, making it compatible with a wide range of equipment and enclosures.
The AV103 is a protected vent, meaning it includes an internal fuse or circuit breaker that safeguards against excessive current flow. This feature is essential in preventing potential electrical hazards and ensuring the longevity of the connected equipment. The vent is rated for a maximum current of 1.57 amperes, and the fuse can handle a maximum continuous current of 1 ampere and a short-circuit current of 3 amperes.
This vent is designed with a high-performance, corrosion-resistant aluminum body. The anodized finish not only looks great but also provides excellent protection against environmental elements, ensuring the vent remains functional and attractive for years to come.
The LDI AV103 Protected Vent 1/4 1U571 features a 1U height, allowing it to fit seamlessly into standard 19-inch equipment racks. Its compact size and sleek design make it an excellent choice for applications where space is at a premium.
This vent is designed to provide efficient airflow and maintain a proper air circulation within enclosed equipment. By ensuring adequate ventilation, the AV103 helps to prevent overheating and prolong the lifespan of connected equipment.
In summary, the LDI AV103 Protected Vent 1/4 1U571 is a high-quality, compact, and reliable ventilation solution with an internal protective fuse. It is engineered with a durable aluminum body, threaded 1/4 inch connection, and 1U height, making it suitable for various applications in the professional audio and lighting industries.
The LDI AV103 Protected Vent 1/4 1U571 is a ventilation device designed for use in stage lighting equipment. This device is important for ensuring proper airflow and cooling of the lighting fixtures, preventing overheating and potential fire hazards. Here are some pros and cons of buying this product:
Pros:1. Safety: The LDI AV103 Protected Vent 1/4 1U571 is designed to protect against overheating and potential fires, making it an essential safety component for stage lighting setups.
2. Easy Installation: This ventilation device is designed to be easy to install, with a simple 1/4 inch thread that can be attached to the lighting fixture or other equipment.
3. Durable: The LDI AV103 Protected Vent 1/4 1U571 is built to withstand the rigors of live performances and long-term use, making it a reliable investment for any stage lighting setup.
4. Cost-Effective: Compared to other ventilation solutions, the LDI AV103 Protected Vent 1/4 1U571 is a cost-effective option for ensuring proper airflow and cooling for lighting fixtures.
Cons:1. Limited Airflow Capacity: The LDI AV103 Protected Vent 1/4 1U571 has a limited airflow capacity, making it best suited for smaller lighting fixtures or setups where high airflow is not required.
2. May Not Fit All Fixtures: This ventilation device is designed for 1/4 inch threaded connections, so it may not fit all lighting fixtures or other equipment.
3. Requires Regular Maintenance: Like all ventilation devices, the LDI AV103 Protected Vent 1/4 1U571 requires regular maintenance to ensure proper function and prevent buildup of dust and debris.
Conclusion:The LDI AV103 Protected Vent 1/4 1U571 is a cost-effective and reliable solution for ensuring proper airflow and cooling for smaller lighting fixtures or setups where high airflow is not required. Its easy installation and durability make it a worthwhile investment for any stage lighting setup, despite its limited airflow capacity and the need for regular maintenance.
Recommendation:If you're in need of a cost-effective and reliable ventilation solution for smaller lighting fixtures or setups, the LDI AV103 Protected Vent 1/4 1U571 is a solid choice. However, if you require higher airflow capacity or need a ventilation solution for larger fixtures, you may want to consider other options. Always ensure that the ventilation device you choose is compatible with your specific lighting equipment and setup.
Details:
Power adapters and other modifications may be necessary for proper operation in countries. Protected vent, thread size 3/8 in. height 1.25 in, top cap DOA. Aluminum construction.
specifications maxohvac:
- brand: Ldi Industries
- mpn: Av103
- type: Breathers And Vents
returns maxohvac:
- policy: returns accepted
- time: 30 days
- method: money back
- paid by: seller
shipping maxohvac:
- carrier: ups
- class: standard
- transit: 3-5 days
- service: ups ground
- type: fixed
seller maxohvac:
- rating: 99.8%
- # reviews: 150607
- city: lake forest, il
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
payments maxohvac:
- wallet: paypal
- credit card: mastercard
- other
offer maxohvac:
- started: april 18, 2026
- sold #: 5
- options: ship-to-home
- prices: $6.96–$39.95
- item condition:
- New
- Open box
- New – Open box
- availability: in stock





