ranroswang@hksparkling.com 
+86 138 2341 8469
SPARKLING 350 bar Relief Valve – Reliable Hydraulic Safety Valve
The Rexroth Relief Valve 04950403 (part no. R901102333) is a precision-engineered screw-in cartridge valve designed for hydraulic systems in excavators and industrial machinery. This robust, direct-acting spool-type valve offers pressure reducing and relieving capabilities, withstanding up to 350 bar of maximum operating pressure and supporting flow rates around 30 L/min. Constructed with quality materials and standard CAAN cavity compatibility, it ensures responsive, leak-free hydraulic control under demanding conditions.
SPARKLING 350 Bar Relief Valve – Precision and Reliability for Your Excavator
The SPARKLING 350 bar relief valve is engineered to meet the highest standards of safety and performance in hydraulic systems. Designed for durability and precision, this relief valve effectively controls hydraulic pressure, safeguarding your excavator’s components from potential damage caused by excess pressure. Whether you're operating on rugged construction sites or undertaking demanding excavation tasks, this valve ensures stable and reliable pressure regulation under various conditions.
At SPARKLING MACHINERY, founded in 2013, we specialize in high-quality excavator parts that emphasize stability, precision, and perseverance. Our 350 bar relief valve undergoes rigorous manufacturing and quality control processes, guaranteeing that it performs reliably and consistently across diverse applications. Compatible with major brands like Caterpillar, Komatsu, Hitachi, and Volvo, it seamlessly integrates into your hydraulic system.
Our commitment extends beyond product quality—we provide customized solutions, expert technical support, and dedicated customer service to ensure maximum satisfaction and operational efficiency. With SPARKLING’s competitive pricing and global sales network, you not only get a High Quality product but also a trusted partner in the excavator parts industry. Choose the SPARKLING 350 bar relief valve and experience enhanced safety, longevity, and performance for your machinery.
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Frequently Asked Questions
Are your products covered by a warranty?
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Yes, all of our excavator parts come with a warranty to ensure quality and reliability. The warranty period may vary depending on the type of part. Please contact us for detailed warranty terms for specific products.
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What types of excavator parts do you manufacture?
We manufacture a wide range of excavator parts, including hydraulic components, undercarriage parts, engine parts, wear parts, and more. Our products are designed to fit a variety of excavator models and are built to meet the highest quality standards.
What is the lead time for receiving excavator parts?
Our typical lead time depends on the complexity and quantity of the order. For standard parts, delivery usually takes between 7 to 14 days. For custom orders, the lead time may vary, but we always strive to ensure timely delivery.
Do you offer customized parts?
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Yes, we offer tailored solutions to meet specific customer requirements. Whether you need custom dimensions or specialized features, we can design and produce parts that perfectly match your excavator’s needs.
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If you don’t find your answer, please E-mail us and we’ll be happy to help you out.
Rexroth Relief Valve 04950403 R901102333 – 350 Bar Screw‑In Cartridge
The Rexroth Relief Valve 04950403 (part no. R901102333) is a precision-engineered screw-in cartridge valve designed for hydraulic systems in excavators and industrial machinery. This robust, direct-acting spool-type valve offers pressure reducing and relieving capabilities, withstanding up to 350 bar of maximum operating pressure and supporting flow rates around 30 L/min. Constructed with quality materials and standard CAAN cavity compatibility, it ensures responsive, leak-free hydraulic control under demanding conditions.
MADE IN CHINA SPARKLING MACHINERY NEW EC200B EC210B VOE14571141 PUMP
SPARKLING MACHINERY NEW EC200B EC210B VOE14571141 Pump - a high-quality China-made hydraulic core component, is specifically engineered for Volvo EC200B and EC210B excavators, serving as the critical power source for hydraulic systems. It converts mechanical energy into stable hydraulic pressure to drive essential operations such as arm movement, bucket action, and lifting, ensuring seamless performance in construction, mining, and earthmoving tasks.
Crafted from high-strength alloy materials with precision-machined internal components, this pump withstands high pressure and continuous heavy loads. Equipped with advanced hydraulic regulation technology and multi-layer sealing systems, it minimizes leakage and resists dust, water, and debris, adapting to harsh working environments. Backed by strict quality testing and professional support, it guarantees reliable operation, reducing downtime and maximizing equipment productivity.
EC220D EC250D EC250E EC300D EC300E VOE 14600640 VOE14600640 HYDRAULIC MAIN CONTROL VALVE SEAL KIT
VOE14600640 Hydraulic Main Control Valve Seal Kit for Volvo EC220D–EC300E Excavators
The VOE14600640 Hydraulic Main Control Valve Seal Kit is engineered to restore sealing efficiency in the main control valve assembly of Volvo excavators including EC220D, EC250D, EC250E, EC300D, and EC300E. This vital component ensures accurate hydraulic flow to multiple actuators such as the boom, arm, bucket, and travel systems.
Manufactured using high-grade NBR, PU, PTFE, and other engineering materials, this seal kit provides excellent resistance to high pressure, temperature, and abrasion. It is ideal for both scheduled maintenance and emergency repairs to keep your excavator running at peak hydraulic efficiency.
EXCAVATOR 320 330 320 GC 323 511-5053 5115053 FILTER GP-WATER SEPARATION 6.2KG
The 511-5053 Fuel Water Separator Filter is designed to protect your CAT 320, 330, 320GC, and 323 series excavators from fuel contamination and moisture damage. Engineered to meet or exceed Caterpillar OEM standards, this 6.2kg high-efficiency fuel filter ensures cleaner combustion, extended engine life, and optimal fuel system performance.
With advanced multi-layer filtration media, this filter effectively separates water from diesel fuel, preventing injector wear, corrosion, and cold-start issues. Ideal for harsh job sites, this unit supports long service intervals and stable engine operation.
Manufactured and quality-checked by SPARKLING MACHINERY, this unit offers genuine-level performance at a competitive price—your smart choice for reliable excavator maintenance.
Contact us
Email: ranroswang@hksparkling.com
Wechat: +86 136 0901 0879
Skype: foreverlucia1
WhatsApp: +86 136 0901 0879
Address: No. 514-515, Hulin Road, Tianhe District, Guangzhou, China.