Mark GNSD 25 spare parts
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In brief
Instalpunt supplies 12 original parts for the Mark GNSD 25, including fans, pressure switches and differential pressure switches, gas valves and gas control. Order online.
- 12Spare parts
- 11In stock
- €27.95From
- 8Types
Looking for parts for the Mark GNSD 25 (hot air heater)? Below are all 12 original parts, grouped by part type. Choose a type to jump straight to the right table.
Quick left to the right part for the Mark GNSD 25
| Part | From | Delivery |
|---|---|---|
| Fan Mark flue gas fan GS37G4 | €547.51 | In-stock items usually arrive within 3–5 working days, made-to-order items within 5–7 working days (a longer lead time is shown on the product page). |
| Ignition part Mark ignition pin | €36.67 | In-stock items usually arrive within 3–5 working days, made-to-order items within 5–7 working days (a longer lead time is shown on the product page). |
| Burner control unit Mark burner control unit GNSD | €327.19 | In-stock items usually arrive within 3–5 working days, made-to-order items within 5–7 working days (a longer lead time is shown on the product page). |
Prices incl. VAT, taken directly from our checkout. Below is the complete parts list for this model.
Installer or self-employed engineer? Create a business account: prices excl. VAT and invoices in your company name.
- Fans 1
- Pressure switches and differential pressure switches 1
- Gas valves and gas control 1
- Burner control units 1
- Ignition and ionisation 3
- Thermostats and controls 3
- Electrical parts 1
- Cables and wiring harnesses 1
Fans for the Mark GNSD 25 (1) all Mark fans →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Mark flue gas fan GS37G4 | 8881035 Mfr. no. 3103275 | €547.51 | In stock | View & order |
Pressure switches and differential pressure switches for the Mark GNSD 25 (1)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Mark differential pressure switch Huba controls | 8881005 Mfr. no. 0607604 | €96.07 | In stock | View & order |
Gas valves and gas control for the Mark GNSD 25 (1) all Mark gas valves and gas control →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Mark gas valve Sigma 840 without step (wlv) 840031 | 8881099 Mfr. no. 0608050 | €204.07 | In stock | View & order |
Burner control units for the Mark GNSD 25 (1) all Mark burner control units →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Mark burner control unit GNSD | 8881117 Mfr. no. 0615085 | €327.19 | In stock | View & order |
Ignition and ionisation for the Mark GNSD 25 (3) all Mark ignition and ionisation →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Mark ionisation pin | 8881141 Mfr. no. 0625350 | €47.47 | In stock | View & order |
| Mark ignition pin | 8881142 Mfr. no. 0625347 | €36.67 | In stock | View & order |
| Mark ignition cable head | 8881146 Mfr. no. 0623295 | €37.75 | In stock | View & order |
Thermostats and controls for the Mark GNSD 25 (3) all Mark thermostats and controls →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Mark maximum thermostat | 8881007 Mfr. no. 3101935 | €146.83 | In stock | View & order |
| Mark minimum thermostat | 8881143 Mfr. no. 0629057 | €53.95 | In stock | View & order |
| Mark leaksafe thermostat | 8881144 Mfr. no. 3101655 | €116.59 | In stock | View & order |
Electrical parts for the Mark GNSD 25 (1)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Mark capacitor 6uF for flue gas fan motor GNSE | 8881356 Mfr. no. 0641057 | €53.95 | In stock | View & order |
Cables and wiring harnesses for the Mark GNSD 25 (1)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Mark ionisation cable | 8881145 Mfr. no. 3002822 | €46.39 | Made-to-order item | View & order |
Other Mark hot air heaters
- Mark AR 1 1 9
- Mark AR 2 1 7
- Mark AR 3 1 7
- Mark AR 4 1 7
- Mark AR 5 1 7
- Mark AR 6 1 7
- Mark AR 8 1 7
- Mark D-Type 100 8
- Mark D-Type 15 8
- Mark D-Type 20 8
- Mark D-Type 25 9
- Mark D-Type 30 9
Frequently asked questions
Which parts are available for the Mark GNSD 25?
The catalogue lists 12 original parts for the Mark GNSD 25, including fans, pressure switches and differential pressure switches, gas valves and gas control, burner control units. All parts are listed above, grouped by type, with part number and price.
How much does a fan for the Mark GNSD 25 cost?
The fans for this model cost €654.86 incl. VAT. Check the table "Fans" above for the right part number.
Are the parts for the Mark GNSD 25 in stock?
11 of the 12 parts are in stock; shipping to EU countries from €12.95 (€16.95 for more distant countries), usually 3–5 working days. Parts marked "Made-to-order item" are ordered specially for you; the delivery time is shown on the product page.
How do I know which part I need for the Mark GNSD 25?
Search for the part by part number or use the parts list of the Mark GNSD 25. Is your appliance showing a fault code? The fault code table shows the matching part type.
Are these original Mark parts?
Yes. All 12 parts in this list are original manufacturer parts for the Mark GNSD 25, delivered with the correct part number.
How much do parts for the Mark GNSD 25 cost?
Parts for the Mark GNSD 25 range from €27.95 to €654.86 incl. VAT. The exact price of each part is shown in the tables above.
Can I return a part?
As a consumer you have a 14-day right of withdrawal. You may unpack and inspect the part; do not install or connect it. For a part that has been installed, connected or damaged we deduct the diminished value, up to the full price for circuit boards.