1. Brands
2. Philips
3. Vacuum tubes
4. Philips EL503

Philips EL503

• Connect

   I want this product  I own this product  I owned this product

• For Sale (8)
• Sold/Expired 

•  Filters
•  Grid
•  List

Affiliate Disclaimer: Some listings contain affiliate links. If you make a purchase through one, it helps keep Hifishark free at no extra cost to you.

Filter by

All regions

All countries

All sites

Price range

-

Prices in Original currency

Order by Relevance, high first Relevance, low first Price, high first Price, low first First seen, new first First seen, old first Product, a-z Product, z-a Site, a-z Site, z-a Proximity, closest first Proximity, farthest first

Product

Site

Price

Listed

Marktplaats

Philips EL503 eindbuizen. Marktplaats - Dec 2, 2025

2dehands BE

4X EL503 PHILIPS Vacuum Tubes tested with Duovac III 2dehands BE €400 Nov 14, 2025

Marktplaats

4X EL503 PHILIPS Vacuum Tubes tested with Duovac III Marktplaats €400 Nov 14, 2025

2dehands BE

Philips EL503 buizen / tubes 2dehands BE - Nov 5, 2025

OldSound

EL503 (EL34 sub) VALVE PHILIPS MINIWATT 8278 (LA RADIOTECHNIQUE) POWER TETRODE PAIR AUDIO AMPLIFICATION FINAL 115% OK OldSound €259 Jul 30, 2025

Den Blå Avis

Phillips el 503 Den Blå Avis DKK 800 20% Feb 14, 2025

Audio Kontakt

EL 503 Philips Miniwat Audio Kontakt €70 22% Jan 16, 2025

OldSound

EL503 (EL34 sub) VALVE PHILIPS MINIWATT 8278 (LA RADIOTECHNIQUE) POWER TETRODE PAIR AUDIO AMPLIFICATION FINAL NOS/NIB OldSound €493 29% Sep 1, 2023

Resources

• Add one Your favourite Philips EL503 resource? » Add a link here

Discuss Philips EL503

Please log in to discuss Philips EL503 with other users of Hifishark