The Multiquip 21507 Panel Plug 11/16 Dia HHN is a genuine OEM component designed for Mechanical Ride-On Trowels, including the HTN-31VTCSL5, HTO-31VTCSL5, and HHN31VTCSL5 series. Sourced directly through Multiquip's authorized parts supply chain, this panel plug delivers an exact-fit solution that matches the original specification of your machine. DHS Equipment stocks this part to keep your trowel running with the correct hardware in place.
Key Features
- Genuine OEM Construction — Manufactured to the exact material and dimensional spec of the original panel plug, ensuring the correct 11/16-inch diameter fit without rework or adjustment at installation.
- Direct Panel Installation — Designed to seat flush in the trowel's control panel opening, sealing unused or routed cutouts and maintaining the integrity of the panel housing.
- Confirmed Fitment — Compatible with Mechanical Ride-On Trowel models HTN-31VTCSL5, HTO-31VTCSL5, and HHN31VTCSL5; verify your model code before ordering.
- Protects Internal Components — A properly seated panel plug blocks dust, debris, and moisture from entering panel cavities, helping preserve the electrical and mechanical components housed behind the control panel.
- Electrical Safety Compliance — Closing open panel penetrations with the correct-spec plug is a basic requirement for safe electrical enclosure integrity on powered ride-on equipment.
A panel plug seals unused or pre-punched openings in a machine's control panel or housing. On ride-on trowels, the control panel is exposed to concrete dust, water runoff, and vibration throughout its working life — an unsealed opening creates a direct path for contaminants to reach wiring, switches, and control components. The Multiquip 21507 closes that opening with a snug 11/16-inch diameter fit, maintaining the panel's environmental protection. When a plug is missing or damaged, the resulting gap accelerates wear on nearby components and can create a potential electrical hazard on the job.
For questions about fitment or to confirm this is the correct part for your machine, contact the DHS Equipment parts team.
Part Details
| Part Number | 21507 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Panel Plug 11/16 Dia HHN |
Compatibility & Fitment
| Name | Model |
|---|---|
| Mechanical Ride-On Trowels | HTN-31VTCSL5 |
| Mechanical Ride-On Trowels | HTO-31VTCSL5 |
| Mechanical Ride-On Trowels | HHN31VTCSL5 |
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.