
12-14476 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $40.00 | Condition is New, JBL 70V Line matching Transformer U-6267 #2, shipping cost = $9.35 | 98.6% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $40.00 | Condition is , JBL 70V Line matching Transformer U-6267 #1, shipping cost = $9.35 | 98.6% |

The JBL 12-14476 70V Line Transformer U-6267 is a versatile and high-performing audio component designed for use in professional sound systems. This line transformer is an essential component in distributing power evenly and efficiently to multiple JBL speakers or other compatible devices.
The U-6267 transformer is a 70-volt model, making it suitable for use in systems that require power distribution over long distances or in large venues. It features a robust design with a heavy-duty steel housing that ensures durability and protection against external elements. The transformer is also equipped with a ground-lift switch, which helps to eliminate hum and other unwanted noise from the system.
The JBL U-6267 line transformer is designed to deliver 70 volts of power to each speaker or device in the system. It is capable of handling a maximum load of 1.4 ohms, making it suitable for use with a wide range of speakers and other components. The transformer is also equipped with a 15-amp circuit breaker, which provides an added layer of protection against overloads and short circuits.
The transformer's output is configured in a split-phase design, which allows for the distribution of both positive and negative voltage to the system. This is important for ensuring that the speakers in the system are properly phased, which is crucial for optimal sound quality.
The JBL 12-14476 70V Line Transformer U-6267 is designed to be easy to install and use. It features a compact size and a user-friendly design, making it a great choice for both permanent installations and portable sound systems. The transformer is also compatible with a wide range of JBL and other compatible speakers and components, making it a versatile and flexible option for any professional sound system setup.
In summary, the JBL 12-14476 70V Line Transformer U-6267 is a high-performing and versatile component designed for use in professional sound systems. Its robust design, efficient power distribution, and easy installation make it an essential tool for delivering high-quality sound in a wide range of applications.
The JBL 12-14476 70V Line Transformer U-6267 is a professional-grade audio component designed for use with JBL loudspeakers in large-scale installations. Here are some potential pros and cons of purchasing this transformer:
Pros:1. Designed for use with JBL 70V loudspeakers, ensuring compatibility and optimal performance.
2. 70V line transformer allows for long distance power transmission, making it suitable for large-scale installations.
3. U-6267 model can power up to 6 zones, making it a cost-effective solution for multi-zone installations.
4. Robust construction and high-quality components ensure durability and reliability.
5. Easy to install and configure, with clear labeling and straightforward instructions.
Cons:1. Limited compatibility with non-JBL loudspeakers.
2. Higher cost compared to transformers for lower-wattage or lower-voltage applications.
3. May require additional components or accessories for specific installation requirements.
4. Some users have reported issues with the transformer overheating during prolonged use, although this appears to be rare.
In conclusion, the JBL 12-14476 70V Line Transformer U-6267 is a high-performance and reliable audio component for large-scale installations using JBL 70V loudspeakers. Its compatibility, ease of installation, and ability to power multiple zones make it a cost-effective solution for many applications. However, its limited compatibility with non-JBL speakers and higher cost compared to lower-wattage transformers are potential drawbacks. Ultimately, if you are working on a large-scale installation with JBL 70V speakers, this transformer is worth considering for its reliability and ease of use.
Details:
You can connect it to a70v line system, and drive a 4 speaker. Things happen beyond anyone's best efforts to control them. I've tested it for continuity and leakage.
You work with us, and we ll you. Such is life. Items may have cosmetic imperfections such as stickers, scratches, dents, cracks and discoloration due to normal wear tear. Vintage Jbl U-6267 pn# 12-14476 high power commercial service matching transformer.
Look over the photos carefully. I've listed them individually. Rates quoted by shipping calculator on this page. Got two of these at thrift store, I doubt they knew what were.
Cables, power adapters, batteries, manuals, software, or anything else that may be important to the operation of item will not included unless pictured and/or mentioned in. Let's face it. This sale is for 1 one unit. Works either way, you can put a 4 amplifier drive into it, and get 70v line out, up to 300 watts program.
specifications audioproequip:
- brand: Jbl
- mpn: 12-14476
- model: U-6267 Pn 12-14476
- type: Transformer
offer audioproequip:
- started: october 15, 2025
- availability: in stock
- sold #: 14
- price: $40.00
- item condition: New
- best offers: true
- in stock #: 2
- options: ship-to-home
returns audioproequip:
- policy: no returns
payments audioproequip:
- other
- wallet: apple-pay
- credit card: discover
seller audioproequip:
- # reviews: 447
- rating: 98.3%
- city: albany, ohio
general audioproequip:
- category: Musical Instruments > Pro Audio Equipment Parts
shipping audioproequip:
- class: standard
- carrier: usps
- service: usps ground advantage
- transit: 5-10 days
- type: calculated

