The Genie 237776GT is a genuine OEM Perkins 403D-11G Oil Pressure Switch built for Genie AL4000, AL4, and RL4 light towers and the Z-34 IC boom lift. As a direct OEM replacement, this switch is manufactured to the same specifications as the original unit, ensuring correct fit and reliable operation without modification. Cross-reference part number 237776GT against your machine's parts manual to confirm it is the right part for your unit before ordering.
Key Features
- Genuine OEM Quality — Manufactured to Genie OEM specification for the Perkins 403D-11G engine, ensuring correct electrical ratings and dimensional fit for this application.
- Direct OEM Replacement — Installs directly in place of the original switch with no adaptation required, restoring the engine protection circuit to its designed state.
- Broad Genie Fitment — Compatible with AL4000, AL4, and RL4 light towers as well as the Z-34 IC; confirm fitment against your serial number and parts manual.
- Engine Protection — A properly functioning oil pressure switch monitors engine oil pressure and signals a warning or shutdown when pressure falls outside safe limits, protecting the engine from damage.
- Operational Safety — A failed or inaccurate oil pressure switch can mask low-pressure conditions, allowing engine damage to occur undetected; replacing a suspect switch promptly keeps the protection system working as designed.
An oil pressure switch monitors the engine's oil pressure and triggers a warning indicator or automatic shutdown when pressure drops below a safe threshold. On the Perkins 403D-11G engine found in Genie light towers and select boom lifts, this switch is the primary safeguard against low-pressure conditions that can cause rapid internal engine wear. When the switch fails — whether it reads falsely high, falsely low, or not at all — the engine loses its protection signal, making prompt replacement with the correct OEM part essential to continued safe operation.
Part Details
| Part Number | 237776GT |
|---|---|
| Brand | Genie |
| Part Type | Genuine OEM |
| Description | Perkins 403D-11G Oil Pressure Switch |
Compatibility & Fitment
| Name | Models |
|---|---|
| AL4 | AL4 |
| AL4000 | AL4000 |
| RL4 | RL4 |
| Z-34 IC | Z-34 IC |
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.
