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REXROTH R900434798 Check Valve 10-1-34/V Z2S SO30

R900434798 Rexroth 10-1-34/v Z2s So30 Check Valve

( Brand: Rexroth ), ( Manufacturer Part Number: R900434798 ), ( Part Type: Valve Check ), ( Model Number: R900434798 Z2s 10-1-34/v So30 ), ( Reference Sku: 1749905 ), ( Product Condition: Used Excellent )

Review REXROTH 10-1-34/v Z2s Check Valve

The **Bosch Rexroth R900434798 10-1-34/V Z2S SO30 check valve** is a high-performance, precision-engineered hydraulic component designed for demanding applications requiring reliable flow control and directional stability within hydraulic circuits. This valve belongs to the Rexroth s **Z2S series**, a robust line of cartridge-style check valves known for their compact yet durable construction, making them ideal for integration into modular hydraulic systems such as Rexroth s **SO30 series** directional control units. The **10-1-34/V** designation indicates a specific flow rating and pressure rating, with the valve engineered to handle pressures up to **350 bar (5,076 psi)** while maintaining a nominal flow capacity of **10 L/min (0.63 GPM)** at a pressure differential of **1 bar (14.5 psi)**. Its **Z2S** variant incorporates a **pilot-operated design**, allowing for precise control over the opening and closing sequence, which is critical in applications where backflow must be prevented while minimizing pressure losses during normal operation.

Constructed from **high-grade steel and reinforced materials**, this check valve is built to withstand the rigors of industrial environments, including exposure to contaminants, temperature fluctuations, and cyclic loading. The **SO30 compatibility** ensures seamless integration into Rexroth s standardized directional control blocks, where it can be easily mounted and wired into complex hydraulic circuits with minimal downtime. The valve s **cartridge-style design** allows for quick replacement and servicing, reducing maintenance time and improving system reliability. Internally, it features a **spring-loaded pilot mechanism** that ensures rapid and consistent closure upon detecting reverse flow, thereby protecting the hydraulic system from potential damage caused by backpressure surges. The **10-1-34/V** variant is particularly suited for applications in **mobile hydraulics, industrial machinery, and automation systems**, where precise flow regulation and fail-safe operation are essential.

One of the standout features of this check valve is its **low-pressure drop design**, which optimizes hydraulic efficiency by minimizing energy losses during normal flow conditions. The **Z2S series** also incorporates a **sealed pilot port**, enhancing protection against leaks and contamination, which is vital in applications where cleanliness and reliability are non-negotiable. Additionally, the valve s **compact footprint** allows for efficient space utilization within hydraulic manifolds, making it a preferred choice for designers working with limited installation constraints. Whether used in **construction equipment, material handling systems, or precision industrial automation**, the **Rexroth R900434798 10-1-34/V Z2S SO30 check valve** delivers a perfect balance of performance, durability, and ease of integration, ensuring dependable operation in even the most demanding hydraulic environments.

### **Pros and Cons of buying a Rexroth R900434798 (10-1-34/V Z2S SO30 Check Valve)**

#### **Pros:**

1. **High-Quality Brand**: Rexroth is a well-established manufacturer under Bosch Rexroth, known for reliable hydraulic components. Their products are engineered for durability and precision, making them suitable for industrial applications.

2. **Compatibility with Hydraulic Systems**: This check valve is designed for use in hydraulic circuits, particularly in systems requiring directional control of fluid flow. Its specifications (10-1-34/V) suggest it is built for medium-pressure applications, typically found in machinery like presses, cranes, or mobile hydraulics.

3. **Standardized Design**: The valve follows industry standards, ensuring ease of integration with existing hydraulic systems. The Z2S designation likely indicates a specific type of check valve (e.g., spring-loaded or pilot-operated), which is critical for maintaining system efficiency.

4. **Long Lifespan**: Rexroth components are often built to last, reducing the need for frequent replacements. This can lower long-term maintenance costs if the valve is properly maintained.

5. **Technical Support and Availability**: As a branded product, it may come with manufacturer-backed technical support, warranty, and availability of spare parts. This can be advantageous if troubleshooting or replacements are needed.

6. **Precision Engineering**: The valve s design likely includes features like low leakage, quick response, and resistance to cavitation, which are important for maintaining system performance.

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#### **Cons:**

1. **Cost**: Rexroth components are generally more expensive than generic or aftermarket alternatives. The price may be a significant upfront investment, especially for smaller businesses or DIY projects.

2. **Potential Overkill for Simple Applications**: If the hydraulic system operates under low pressure or has minimal flow demands, a premium valve like this may be unnecessary. A simpler, less expensive check valve could suffice.

3. **Maintenance Requirements**: While Rexroth valves are durable, they still require regular maintenance (e.g., cleaning, lubrication, and inspection of seals). Neglecting maintenance can lead to premature failure.

4. **Compatibility Issues**: If the valve s specifications (e.g., port sizes, pressure ratings) do not perfectly match the hydraulic system, additional adapters or modifications may be needed, adding complexity and cost.

5. **Lead Times**: Depending on the distributor or region, stock availability may vary. Custom or older models might have longer lead times, causing delays in repairs or system upgrades.

6. **Training and Expertise Needed**: Installing or servicing Rexroth components often requires specialized knowledge. Improper handling can void warranties or damage the valve.

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### **Conclusion:**

The **Rexroth R900434798 (10-1-34/V Z2S SO30) check valve** is a high-quality, reliable component ideal for industrial hydraulic systems where performance, durability, and brand support are priorities. Its advantages such as precision engineering, long lifespan, and compatibility with complex systems make it a strong choice for professional applications. However, the higher cost and potential over-specification for simpler systems may not justify the purchase for all users.

For **commercial or industrial use**, especially in critical machinery, the investment is likely worthwhile. For **budget-conscious or low-demand applications**, a more affordable generic check valve might be sufficient.

### **Recommendation:**

- **Buy if**: You are working on a professional hydraulic system where reliability and performance are non-negotiable, and you can justify the cost. Ensure the valve s specifications align with your system s requirements.

- **Consider alternatives if**: Your application is low-pressure or low-flow, or if you are working on a tight budget. In such cases, evaluate aftermarket or generic check valves that meet your system s needs.

- **Verify compatibility**: Double-check the valve s port sizes, pressure ratings, and flow capacity with your hydraulic system before purchasing to avoid mismatches.

- **Maintain properly**: If you proceed with this valve, follow Rexroth s maintenance guidelines to maximize its lifespan and performance.

Ultimately, the decision depends on balancing cost, system requirements, and long-term reliability needs.

Details:

Pressure Regulator Valves. Valve Bodies and Manifolds. Model Number:R900434798 Z2S 10-1-34/V SO30.

part #: r900434798 prices

  • $208.95-$239.99

specifications valvesplumbing:

  • brand: Rexroth
  • mpn: R900434798
  • part type: Valve Check
  • model number: R900434798 Z2s 10-1-34/v So30
  • reference sku: 1749905
  • product condition: Used Excellent

returns valvesplumbing:

  • paid by: Seller
  • method: Money back
  • time: 30 Days
  • policy: Returns Accepted

offer valvesplumbing:

  • started: March 16, 2026
  • sold: 0
  • quantity: 1
  • options: Ship-to-home
  • availability: In Stock
  • best offers: True

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general valvesplumbing:

  • Hydraulics, Pneumatics, Pumps Plumbing > Valves Manifolds > Check Foot Valves
  • condition: Used

shipping valvesplumbing:

  • cost: $0.00
  • type: Fixed
  • service: Standard, Expedited, Overnight
  • transit: 4-4 Days
  • class: Standard, Expedited, One-day

seller valvesplumbing:

  • rating: 100.0%
  • # reviews: 125379
  • city: Delta, Ohio
part type: valve check, model number: r900434798 z2s 10-1-34/v so30, reference sku: 1749905, product condition: used excellent,
category: business & industrial > hydraulics, pneumatics, pumps plumbing > valves manifolds > check foot valves, sku: 23105455084528603,
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5 offers $208.95–$239.99 USD
  • Used. Offer #1 priced at $208.95 + $0.00 shipping estimate = $208.95* total. Valve Bodies and Manifolds Model Number: Z2S 10-1-34/V .FREE SHIPPING
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