日立 ZAX300-5A / 330-3 / 350-3 HPV145 主液压泵 – 全新原装日本进口 (YB60002458)

বর্ণনা

বিবরণ তথ্য

১. মূল বৈশিষ্ট্য ও সুবিধা

A hydraulic pump is not a black box. It is the single component that turns engine torque into digging force, swing speed, and travel power. When your HPV145 starts losing efficiency, you feel it in every cycle – slower boom rise, weaker bucket curl, longer travel times, and oil temperatures that creep upward. The question is not whether to replace it, but what you replace it with.

New genuine Japanese HPV145 (YB60002458):

• Zero‑hour history – Every internal component – cylinder block, valve plate, piston assemblies, swashplate, bearings – is factory‑fresh. No wear patterns, no fatigue cracks, no previous contamination.

• Original Hitachi tolerances – The cylinder block and valve plate are precision‑ground to a flatness of 0.002 mm. Internal leakage is minimised, volumetric efficiency is at its peak. This translates directly to faster cycle times, cooler oil, and lower fuel consumption.

• Japanese metallurgy – Cast iron housing, hardened internal components, and seals rated for extreme temperature swings. Built to the same Hitachi construction standards that made the ZAX330‑3 a 10,000‑hour machine.

• Factory‑calibrated power control – The integrated load‑sensing regulator is set to your ZAX series engine and hydraulic system from the factory. It delivers exactly the flow and pressure the job demands – no more, no less. That means no over‑fueling, no wasted heat, no premature wear.

• Direct bolt‑on fitment – Mounting flange, drive shaft spline, port configurations, and bolt patterns match your machine exactly. Your mechanic unbolts the old pump and bolts this one in. No adapters, no shimming, no fabrication.

• 发货前验证 – We send you clear, high‑resolution photographs of your actual pump before packing: casting numbers, ports, flange, spline. You approve – we ship. Never blind.

• দ্রুত ডেলিভারি – 从我们的广州仓库发货，5–8 个工作日。月产能 300 台。.

您未购买的是： A remanufactured pump with new paint over old wear. A “rebuilt” unit that has already lost 10–15% of its original efficiency. A “compatible” pump from an uncertified source. You are buying the same HPV145 that Hitachi puts into new ZAX330‑3 machines – fresh, genuine, and ready to work.

২. আবেদনসমূহ

The Hitachi HPV145 main hydraulic pump is the power source for 30–35 ton excavators used in the most demanding job sites worldwide. A genuine new pump delivers consistent, repeatable performance where it matters most:

• 大型露天采矿 – 30‑ton excavators load trucks, clean faces, and maintain haul roads in 20+ hour shifts. A pump with low internal leakage holds pressure all day – no power fade as oil heats up, no cycle time creep, no unexpected derates. A reman pump loses efficiency as it warms; a new genuine pump delivers full rated flow from start to finish.

• Heavy civil and infrastructure projects – Highway cuts, dam construction, tunnel portals, bridge footings. Downtime from a failed pump stops an entire project. Site owners impose penalties. A new genuine pump is not a cost – it is insurance against those penalties.

• Quarrying and aggregates – Granite, limestone, and basalt operations subject the hydraulic system to extreme shock loads and abrasive dust. New genuine pumps have new seals, new bearings, and clean internal galleries – they survive where reman pumps fail.

• 拆除与废料处理 – Vibration, debris, and sudden impact loads are routine. The HPV145‘s cast iron housing and hardened internal components absorb shocks that would crack inferior castings. A new pump gives you the full service life Hitachi engineered into the design – typically 8,000–10,000 hours.

• 林业与土地清理 – Remote sites mean no quick parts delivery. A new pump installed before the season gives you thousands of hours of confidence. A reman pump leaves you guessing – and stranded.

• 设备租赁车队 – Renters do not pay for breakdowns; you do. A machine with a fresh, genuine new pump stays on rent, not in the shop. No “it broke again” calls. No lost revenue. No damage to your reputation.

৩. স্টকের উপলব্ধতা – হংতেংদা পার্টস

Your ZAX330-3 does not care about supply chain excuses. Neither do we. At Hongtengda Parts, we keep the Hitachi HPV145 (YB60002458) in stock at our Guangzhou warehouse – not in a supplier‘s backlog, not on a slow boat from another continent.

库存可用的重要性： 主泵故障会完全停止您的机器。无法抬升动臂、无法回转、无法行走。5 天的紧急维修与 24 小时的快速抢修之间的区别，就在于一个电话 – 当零件就在我们的货架上时。.

• 月供应能力 300 件 – Stable production and deep stock levels for the Japanese‑spec HPV145

• 我们目录中 90% 的产品有库存 – 可从我们广州仓库立即发货

• 24小时内发货 – 从我们的广州枢纽到您的货代，1天内送达；国际订单在24小时内发货

• পেশাদার রপ্তানি প্যাকেজিং – 重型免熏蒸木箱，内部带有支撑和泡沫衬垫，适用于海运或空运

• কোনও ন্যূনতম অর্ডার পরিমাণের চাপ নেই – 一件即可下单

• 实时库存查询 – 付款前随时通过电子邮件或消息联系我们确认库存情况

পার্টসের জন্য কেন সপ্তাহগুলো অপেক্ষা করতে হবে? হংতেংদা পার্টস – যেখানে মজুদ এবং জরুরি প্রয়োজন একত্রিত হয়।.