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JJ Electronic 239 Mono Block Hifi Amps. The list price for a pair of the JJ 239 amps is $6290.00 our price to you is $5290.00
The price shown is one half down to get your pair of Mono Blocks on order.
Price: $2,945.00
JJ 239
JJ 239
Product Details

The JJ 239 class A SET Mono-Blocks are the epitome of purity. They feature a single JJ ECC99 proprietary driver and a single JJ 2A3-40 per side/chassis. JJ pulls an impressive 10 watts per side out of this arrangement. An ideal mate with the JJ 243 preamp, this is one of the ultimate SET mono-block configurations.  

As with all the JJ HIFI audio amps the 239 features in-house built components where applicable. Custom double c-core vacuum potted output transformers and fully regulated DC filaments throughout. 

You can choose the color combination you would like by clicking on the "Customize” button.

***Deposit info: At this time all HIFI amps are sold on a custom order basis. The price shown in your cart is the deposit for a PAIR of JJ 239 Mono Blocks. Once we receive your deposit we will contact you to confirm the lead time and your choice of finishes.  

Lead Time: Average 4-8 weeks.

Shipping: A pair of the JJ 239 Mono Blocks are big and together weigh about 90 Lbs! We typically ship them by FedEx 3 day service however we will contact you so can choose how you would like it shipped.


Topology: Single Ended Filamentary Triode Mono-Blocs
Output: 10W per channel
Bandwidth: 20Hz-20KHz (-1db down)
Noise: 0.8mV max
Input Sensitivity: 775mV for max output
Input Impedance: 50KOhm
Load Impedance: 4 or 8 Ohm (dedicated)
Output Transformer: Custom Double C-Core
Tube Compliment: 1xECC99, 1x2A3-40 (per chassis)
Dimensions: 13.4"Width, 15"Deep, 10"Tall
Weight: 51lbs each

The JJ 239 class A SET Mono-Blocks are the epitome of purity. They feature a single JJ ECC99 proprietary driver and a single JJ 2A3-40 per side/chassis. JJ pulls an impressive 10 watts per side out of this arrangement. An ideal mate with the JJ 243 preamp, this is one of the ultimate SET mono-block configurations.  

As with all the JJ HIFI audio amps the 239 features in-house built components where applicable. Custom double c-core vacuum potted output transformers and fully regulated DC filaments throughout.












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