The Honda EFH712312 Mechanical Seal Set is a genuine OEM component designed for the WSP33 submersible electric water pump. As a factory-sourced part, this seal set is built to Honda's exact specifications, ensuring a proper, leak-free fit within the pump assembly. Confirm part number EFH712312 against your unit's serial number and parts diagram before ordering to make sure this is the correct seal set for your WSP33.
Key Features
- Genuine OEM Integrity — sourced directly from Honda, this seal set meets the precise tolerances required to maintain a watertight barrier within the WSP33 pump housing
- Direct Replacement — engineered to swap in as an exact fit for the original mechanical seal set, with no guesswork on dimensions or compatibility
- WSP33 Fitment — designed specifically for the WSP33 submersible electric water pump; verify your unit's serial number against the fitment table to confirm this is the correct service set
- Leak Prevention — a compromised mechanical seal allows water to bypass the pump's internal barrier, reducing pumping efficiency and risking damage to the motor; replacing a worn seal set restores the pump's ability to move water without internal leakage
The mechanical seal set is the critical sealing interface inside a submersible pump, positioned to prevent water from migrating past the rotating shaft and into the motor housing. It works by maintaining a tight, dynamic contact between a stationary ring and a rotating face, creating a barrier that holds even under continuous submersion and pumping pressure. When the seal faces wear or the elastomeric components degrade, water can breach the barrier — leading to reduced pump output, internal water ingress, and eventual motor failure — making timely seal replacement essential to keeping the WSP33 operating at full capacity.
Part Details
| Part Number | EFH712312 |
|---|---|
| Brand | Honda |
| Part Type | Genuine OEM |
| Description | Mechanical Seal Set |
Compatibility & Fitment
| Name | Models | Serial Range |
|---|---|---|
| Submersible Electric Water Pump | WSP33 | All |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
