Official replacement (OEM)
✓ Verified fit
Sennheiser
Earpad for HD 820 (1 Pair)
Part 507486
Details & evidence ↓
Sennheiser · exact model result
Sennheiser HD 820
Replacement earpads
2 verified fits1 official (OEM)1 aftermarket
✓
See all 2 →Verified matches
These passed our full evidence gate for this exact model.
Aftermarket replacement
✓ Verified fit
Dekoni Audio
Replacement Earpads for Sennheiser HD820 Headphones — Hybrid, Elite Velour, Fenestrated Sheepskin, or Sheepskin variants
Size 124 × 107 × 25 mm (listed by Dekoni; dimensions are not used to infer compatibility)
Details & evidence ↓
All verified earpads
Fit details and supporting evidence.
Sennheiser
Earpad for HD 820 (1 Pair)
Official replacement (OEM)Very high confidence
- Part number
- 507486
Evidence (2)
-
spares.sennheiser-hearing.com
Sennheiser’s official spares catalog labels article 507486 “EARPADS HD 820.” Its official HD 820 product spare-parts listing also identifies those earpads as article 507486: https://spares.sennheiser-hearing.com/catalog/product/507435-hd-820
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us.sennheiser-hearing.com
Sennheiser’s official product page identifies “Earpad for HD 820 (1 Pair),” article no. 507486, calls the pads genuine Sennheiser OEM, and explicitly lists HD 820 as compatible.
Aftermarket replacementHigh confidence
- Dimensions
- 124 × 107 × 25 mm (listed by Dekoni; dimensions are not used to infer compatibility)
- Sound / ANC
- Dekoni describes material-specific sound/isolation changes; these are aftermarket pads and may alter the HD 820’s sound.
Evidence (1)
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dekoniaudio.com
Dekoni’s article discusses its replacement pads specifically on the Sennheiser HD820 and describes material-specific sound-signature differences.