PRODUCT DETAILS
Starter Solenoid Relay for Mercury / Mariner Outboards
Marine-grade aftermarket 12V starter solenoid / starter relay for selected Mercury and Mariner outboard engines.
Fitment
Fits selected Mercury / Mariner outboard applications including:
- 30 HP
- 40 HP
- 45 HP
- 50 HP
- 55 HP
- 60 HP
- 65 HP
- 70 HP
- 75 HP
- 80 HP
- 90 HP
- 100 HP
- 115 HP
- 125 HP
- 135 HP
- 150 HP
- 175 HP
- 200 HP
- 225 HP
Suitable for selected 2-stroke Mercury / Mariner outboards where the original solenoid part number matches.
This does NOT mean it fits every Mercury / Mariner engine within these HP ranges.
Replaces Mercury / Mariner Part Numbers
- 89-817109A1
- 89-817109A2
- 89-817109A3
- 817109A1
- 817109A2
- 817109A3
Cross Reference
- WSM PH375-0037
OEM and manufacturer part numbers are used for identification only.
Product Features
- 12V starter solenoid / starter relay
- Selected Mercury / Mariner outboards
- Marine-grade aftermarket replacement
- Direct replacement where part number matches
- New
Important
Mercury used different starter solenoids depending on engine model, year and serial number.
If the solenoid looks the same as yours, this does not always mean it is the correct part.
Please check your engine serial number and original solenoid part number before ordering.
Why Buy From SSI Marine?
- Workshop-tested aftermarket & OEM-spec parts
- Same-day dispatch before 1 PM Mon–Fri
- Royal Mail Tracked 24
- UK stock
- Collection from Leigh, Greater Manchester
- Technical support available
Buyer Responsibility
Please confirm compatibility before purchase. If unsure, send us your engine HP and serial number and we will be happy to check.
SHIPPING & DELIVERY
Delivery & Returns Policy
Delivery
Standard Delivery
- £6: Royal Mail Tracked 24 Service
- £3.99: Large Letter - Royal Mail 1st Class Post (Untracked)
We offer free delivery on all orders over £150 (excludes outboard engines).
Orders placed before 1:00 PM (Monday-Friday) are usually dispatched the same working day.
Most parcels are delivered within 24 hours, but please allow extra time for courier delays that may occur outside our control.
For outboard engines, please contact us for a delivery quote.
Important: Please ensure your shipping address is correct before completing checkout. SSI Marine is not responsible for parcels sent to an incorrect address provided by the buyer.
Tracking Your Order
Once your order has been dispatched, you will receive a tracking number via email (after 5 PM on the day of dispatch).
Tracking is available only for parcels sent via Royal Mail Tracked 24.
Large Letter orders are sent via Royal Mail 1st Class Post (untracked).
Returns
We accept returns of unused and undamaged items within 30 days of purchase.
Returned items must be in sellable condition and include the original packaging.
Please do not tape, label, or write directly on the product's original box.
Important: Do not return items in their original product boxes only, they must be placed inside a protective outer box or bag. Parcels returned like the example below will be subject to a 20% restocking fee.
Return shipping costs are the customer's responsibility.
Please include your order details and reason for return inside the parcel.
Refunds
Refunds are issued for the item purchase price only (shipping costs are non-refundable).
All refunds will be made using the same payment method as your original order.
Items returned in poor condition or without proper packaging may incur a 20% restocking fee.
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