Products

Home

Products

Hitachi series

RITO 4330233 Excavator Slewing Motor EX230H-5 9158938 Excavator Hydraulic Swing Reduction Drive Device Swing Drive Motor

RITO 4330233 Excavator Slewing Motor EX230H-5 9158938 Excavator Hydraulic Swing Reduction Drive Device Swing Drive Motor

Facing swing instability, hydraulic delay, or rotary drive wear in EX230H-5 fleets? For wholesalers, mining contractors, and maintenance teams, unplanned downtime directly impacts productivity and increases operating costs. RITO 4330233 Excavator Slewing Motor EX230H-5 delivers stable torque output and efficient hydraulic-to-rotational conversion for reliable excavator swing performance in heavy-duty applications.

Item NO.:
4330233
Order(MOQ):
1
Payment:
T/T, WESTERN UNION, CHINESE BANK,PAYPAL
Product Origin:
JAPAN
Lead Time：
2-3 DAYS

Inquire Now

Product Details

Compared with standard aftermarket swing motors, it improves internal gear stability, reduces mechanical loss, and maintains consistent performance under continuous excavation cycles. Designed for OEM/OEM-equivalent supply, it supports bulk procurement and stable compatibility across mining, quarrying, and construction machinery environments.

Product Specifications

Part Number	4330233 / 9158938
Part Name	Excavator Hydraulic Slewing Motor & Swing Reduction Drive Device Assembly Swing Drive Motor
Compatible Brand	HITACHI
Applicable Models	EX230H-5 Medium Heavy-Duty Excavator
Application	Excavator upper body slewing rotary hydraulic drive system
Material	High-strength alloy steel + wear-resistant bronze friction accessories
Product Color	Matte anti-rust industrial metallic gray
Working Temperature	-22℃ to +58℃
Key Function	Convert high-pressure hydraulic power into stable heavy slewing torque to drive excavator upper body rotation for highway construction, large municipal earthmoving and medium quarry excavation works
Condition	100% New, Aftermarket / OEM Quality
Packaging	Wooden Case/Reinforced Carton/Neutral Packing / Customized Box

Key Features & Advantages

Stable Rotary Torque Output

Ensures smooth swing operation under heavy-load conditions.

Efficient Hydraulic Conversion System

Improves energy transfer from hydraulic pressure to rotary motion.

Reinforced Heavy-Duty Structure

Built for dust-heavy, high-impact, and long-hour working environments.

OEM-Compatible Assembly Standard

Matches 4330233 / 9158938 specifications for EX230H-5 systems.

FAQ

Q: What causes weak swing performance in EX230H-5 hydraulic slewing motor systems?
A: It is commonly caused by hydraulic pressure drop, internal valve wear, or gear wear inside the motor assembly.

Q: What should be checked before installing a 4330233 swing motor assembly?
A: Inspect hydraulic oil cleanliness, confirm mounting alignment, and verify system pressure stability within OEM specifications.

Q: How can abnormal vibration in a swing motor be diagnosed?
A: It is often linked to bearing wear, uneven gear meshing, or inconsistent hydraulic flow distribution.

Q: What operating conditions most affect EX230H-5 swing drive lifespan?
A: Continuous overload, poor filtration, abrasive dust environments, and extreme temperature variations significantly reduce durability.

Q:Why Choose RITO?
A:Listed Factory
Stable&Reliable Quality
OEM Factory for Chinese Top Excavator Brands
Supplier to Fortune 500 Companies

Related Tags :

4330233

Excavator Swing Motor

Hitachi Swing Motor

EX230H-5 Swing Motor

Swing Drive Motor

Rotary Drive Unit

Leave A Message

If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

Subject : RITO 4330233 Excavator Slewing Motor EX230H-5 9158938 Excavator Hydraulic Swing Reduction Drive Device Swing Drive Motor

Related Products

RITO Excavator Hydraulic Pilot Control Valve ZX350 ZX330 ZX130LCN-3 for HITACHI

Optimize your Hitachi excavator's performance with this premium hydraulic joystick pilot control valve, precision-engineered for ZX350, ZX330, and ZX130LCN-3 models. It delivers smooth, accurate handling and rugged durability for demanding job sites.

RITO ZAXIS75US-3 ZAXIS85USB-3 Hydraulic Oil Pump 9295140 4663831 for Hitachi Excavator

This RITO 9295140 4663831 Hydraulic Pump is a core power component for Hitachi ZAXIS75US-3 and ZAXIS85USB-3 excavators, responsible for converting mechanical energy into stable hydraulic pressure to drive the arm, bucket, and travel systems. It ensures smooth operation, consistent flow output, and reliable performance under demanding construction and mining conditions.

RITO 9285566 9285685 9290597 9290598 ZAXIS120-3 Excavator Main Hydraulic Pump Assy

This RITO 9285566 9285685 9290597 9290598 Hydraulic Pump is a core component for Hitachi ZAXIS120-3 excavators, responsible for converting mechanical energy into stable hydraulic pressure to power the arm, bucket, and travel systems. It ensures smooth operation, precise flow control, and reliable performance in construction and mining environments.

RITO High Quality High Pressure Pump ZAXIS200-3 Excavator Hydraulic Main Pump Assembly 9262319 9262320

This RITO 9262319 9262320 Hydraulic Pump is a core component for Hitachi ZAXIS200-3 excavators, responsible for converting mechanical energy into stable hydraulic pressure to power the arm, bucket, and travel systems. It ensures smooth operation, precise flow control, and reliable performance in construction and mining environments.

RITO Hydraulic Piston Pump 9257345 9257346 Excavator Main Pump for Hitachi ZAXIS270-3

This RITO 9257345 9257346 Hydraulic Pump is a core component for Hitachi ZAXIS270-3 excavators, responsible for converting mechanical energy into stable hydraulic pressure to drive the arm, bucket, and travel systems. It ensures smooth operation, precise flow control, and reliable performance in construction and mining environments.

RITO ZAXIS650LC-3 Hydraulic Pump 9254122 4635645 9254123 0005271 for Heavy Excavator

This RITO 9254122 4635645 9254123 0005271 Hydraulic Pump is a heavy-duty core component for Hitachi ZAXIS650LC-3 excavators, designed to convert mechanical energy into stable, high-pressure hydraulic output for demanding arm, bucket, and travel operations. It ensures smooth power transmission, precise flow regulation, and reliable performance in extreme mining and large-scale construction environments.

RITO ZAXIS600 Excavator Hydraulic Main Pump 9197075 0003954 Hydraulic System Parts

This RITO 9197075 0003954 Hydraulic Pump is a heavy-duty core component for Hitachi ZAXIS600 excavators, engineered to convert mechanical energy into stable, high-pressure hydraulic output for arm, bucket, and travel operations. It ensures smooth power transmission, precise flow control, and reliable performance in demanding mining and large-scale construction environments.

RITO High Performance Hydraulic Main Pump 9195239 9195237 for Hitachi ZAXIS270 ZX270LC ZX280 Excavator Spare Parts

This RITO 9195239 9195237 Hydraulic Pump is a core component for Hitachi ZAXIS270 excavators, designed to convert mechanical energy into stable hydraulic pressure to power the arm, bucket, and travel systems. It ensures smooth operation, precise flow control, and reliable performance in construction and medium to heavy-duty working environments.