NXQ NXQA Bladder Accumulator | 6.3L – 40L Capacity | 20MPa 31.5MPa High Pressure | NXQA-6.3/20-F-Y

NXQ & NXQA Series High-Pressure Bladder Hydraulic Accumulators

Product Overview:

The NXQ and NXQA series represent high-performance standard bladder-type hydraulic accumulators designed for the industrial automation, energy engineering, and heavy machinery sectors of 2026. By utilizing a high-performance nitrogen-filled bladder within a pressure-resistant shell, these units perform vital functions such as energy storage, pulsation dampening, and leakage compensation. This page features models ranging from medium $6.3\text{L}$ to high-capacity $40\text{L}$, with pressure ratings of $20\text{MPa}$ and $31.5\text{MPa}$.

Core Model Specifications:

• NXQA-6.3/20-F-Y: $6.3\text{L}$ capacity, rated at $20\text{MPa}$. Features F-Type Flange connection for compact and responsive integration.

• NXQ-A-40/31.5-F: $40\text{L}$ high-volume design, rated at $31.5\text{MPa}$. Engineered for heavy-duty presses and power units.

• NXQ-A-32-31.5L-Y: $32\text{L}$ capacity, rated at $31.5\text{MPa}$. Features L-Type Threaded connection for versatile and easy installation.

Key Technical Advantages:

• $31.5 \text{ MPa}$ Safety Grade: Shells are precision-forged from premium seamless steel, complying with the latest 2026 pressure vessel regulations. Every unit undergoes rigorous pressure cycle testing to ensure maximum safety under heavy loads.

• High-Response Bladder Design: Equipped with ultra-gas-tight NBR bladders with minimal inertia, enabling instantaneous absorption of pump flow ripples to reduce system noise and protect downstream servo valves.

• Versatile Interface Configurations: Supports both F-Type (Flange) and L-Type (Threaded) connections, catering to various space requirements within modern hydraulic stations.

• Efficient Energy Storage: Provides robust auxiliary power during pump unloading or emergency power failures, ensuring continuous movement and boosting overall system energy efficiency.

• Standardized Interchangeability: Strictly follows NXQ Type A standards, ensuring $100\%$ physical replacement for leading global brands, simplifying procurement cycles.

Detailed Technical Specifications:

• Nominal Volume: $6.3 \text{ L}, 32 \text{ L}, 40 \text{ L}$.

• Working Pressure: $20 \text{ MPa} / 31.5 \text{ MPa}$.

• Bladder Material: High-grade NBR (Nitrile) / Viton (FKM).

• Compatible Mediums: Mineral oils, water-glycol.