Multiquip 21888 Parker Poppet Solenoid DSH101NR

The Multiquip 21888 Parker Poppet Solenoid DSH101NR is a genuine OEM solenoid valve component designed for HTX44K4, HTX44K5, HTX44Y4, and HTX44Y5 hydrostatic ride-on power trowels. As a direct OEM replacement, part 21888 meets the original design specification for the hydraulic control circuit on these machines. This solenoid is sourced directly through Multiquip's authorized parts network, ensuring you receive an authentic component with verified part number accuracy. If your HTX44-series trowel is exhibiting erratic blade pitch control or hydraulic response issues, replacing the poppet solenoid is a critical first diagnostic step.

Key Features

• Genuine OEM Hydraulic Specification — Matched to the exact flow rate, pressure rating, and coil resistance of the original Parker DSH101NR solenoid for consistent hydraulic response.
• Direct Plug-In Replacement — Designed to seat and wire directly into the existing hydraulic manifold and electrical harness on HTX44-series trowels without rework.
• HTX44 Series Fitment — Confirmed for HTX44K4, HTX44K5, HTX44Y4, and HTX44Y5 hydrostatic ride-on power trowels.
• Precise Blade Pitch Control — A fully functioning poppet solenoid maintains accurate hydraulic actuation of the blade pitch system, which is essential for consistent finish quality across the full trowel pass.
• Hydraulic System Safety — A failed or stuck poppet solenoid can cause uncontrolled hydraulic pressure shifts in the blade pitch circuit, creating unpredictable trowel behavior; replacing it promptly restores safe, predictable machine operation.

The poppet solenoid is an electrically actuated hydraulic valve that controls the flow of hydraulic fluid to specific circuits within the trowel's blade pitch system. When energized, it opens or closes a fluid passage to allow precise, on-demand adjustment of blade angle during operation. If the solenoid fails — whether due to coil burnout, a stuck poppet, or internal contamination — the hydraulic circuit it governs loses accurate control, which can result in inconsistent blade pitch, sluggish response, or a complete loss of blade adjustment on the affected circuit.

Part Details

Compatibility & Fitment

Verify Before You Order

Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.

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