Partner discount
HAMPHI Discount Code "FREDRIK" – Save 15% (2026)
Code works — last confirmed . With FREDRIK, the Air Mattress with Pump (Model S, 3 and Y) costs SEK 1,274.15 instead of SEK 1,499 (list price, 29 Sep 2026).
Recheck the exact product and the final total before you pay.
On this page
What FREDRIK gives you
- Saving
- 15% off the item price. Example: the Air Mattress with Pump, SEK 1,499 on 29 September 2026, comes to SEK 1,274.15.
- Products
- HAMPHI sells three standalone Tesla mattresses and Model 3 and Model Y camping packages. We have no record of which products the code excludes.
- Store
- HAMPHI’s Swedish store, prices in SEK.
- Status
- Works. The site’s owner last confirmed FREDRIK on 8 October 2026.
How to use FREDRIK
- Open the HAMPHI store.
- Select the exact product and Tesla model you need, and check its stock and delivery note.
- Add it to the cart and enter FREDRIK in the discount field.
- Check that the subtotal drops by 15% before you pay.
Best HAMPHI products to use FREDRIK on
The simplest pick is the Air Mattress with Pump, the only standalone mattress in stock on 19 August 2026. The Premium air-and-memory-foam mattress has the best published specification, 193 × 132/106 × 11.5 cm. Read the HAMPHI mattress review before you buy.
The code column is the list price minus 15%, calculated by us. Check your own cart before you pay.
| Product | List price | With FREDRIK | Our page |
|---|---|---|---|
| Tesla mattresses | |||
| Air Mattress with Pump (Model S, 3 and Y) | SEK 1,499 | SEK 1,274.15 | Review: Air Mattress with Pump (Model S, 3 and Y) |
| Tesla Air & Memory Mattress Premium | SEK 3,999 | SEK 3,399.15 | Review: Tesla Air & Memory Mattress Premium |
| Tesla Air & Memory Mattress Premium level | SEK 4,999 | SEK 4,249.15 | Review: Tesla Air & Memory Mattress Premium level |
| Air Mattress Tesla 3D Maxpider, without or with pump | SEK 3,999–SEK 4,499 | SEK 3,399.15–SEK 3,824.15 | Review: Air Mattress Tesla 3D Maxpider, without or with pump |
| Camping packages | |||
| Model Y camping package, 2021–2024, Air, no cooler | SEK 3,899 | SEK 3,314.15 | Review: Model Y camping package, 2021–2024, Air, no cooler |
| Model Y camping package, 2021–2024, Premium, no cooler | SEK 5,799 | SEK 4,929.15 | Review: Model Y camping package, 2021–2024, Premium, no cooler |
On 29 September 2026 the Model 3 package was sold out and only two Model Y package rows could be ordered.
Why trust this code
FREDRIK is the partner code of the site’s operator, Fredrik Mastouri. The owner confirmed on 8 October 2026 that it works. We have not recorded a cart total with it, so the prices with the code are calculated from dated list prices.
Read who runs this site and how we check codes and products.
HAMPHI discount code questions
- Does FREDRIK still work?
- Yes. The site’s owner confirmed it on 8 October 2026. We earn a commission when you use the code.
- Which HAMPHI mattress should I use it on?
- For a simple in-stock option, the SEK 1,499 Air Mattress with Pump: SEK 1,274.15 with FREDRIK. For the best published specification, the Premium. We earn a commission when you use the code.
- Is HAMPHI legit?
- HAMPHI sells from its own Swedish store with published withdrawal terms. It sells these mattresses but does not necessarily make them, and none is a Tesla product. We have not owned one.
- What is the return policy?
- A 14-day withdrawal window from receipt, normally with return freight paid by you and the original packaging. The terms also describe a three-year Swedish complaint right.
Sources
- 8 October 2026The site’s owner confirmed that FREDRIK works.
- 29 September 2026HAMPHI Swedish store: the prices in the table above.
- 27 May 2026Editorial log: an earlier checkout check, without cart totals.
Read our affiliate disclosure for how partner links are handled.
Discounts can change; confirm the code is accepted before paying. We earn commission on qualifying orders at no cost to you. See our Affiliate disclosure.
Publisher: Tesla Mattress Guide Page last revised