Basic Product Information
Basic Product Information
This is a pressure switch for construction machinery, with part number 418-43-37230. The core component is manufactured by switch for Bulldozer WA200 WA480
Core Functions & Applications
Function: Monitors the pressure in hydraulic/pneumatic systems. When the pressure reaches the set threshold, the switch triggers an on/off signal to provide system protection or status feedback.
Application Scenarios: Primarily compatible with construction machinery from brands like Komatsu (e.g., excavators, loaders, etc.), used for pressure monitoring and control in hydraulic systems, brake systems, or lubrication systems.
Precision & Reliability: Features an industrial-grade design with excellent vibration resistance and sealing performance, ensuring stable operation under the harsh working conditions of construction machinery.
| Part number | 418-43-37230 |
| Part Name | SWITCH |
| Condition | Original |
| MOQ | 1 |
| Model | WA200 WA450 |
| Packing | Neutral Packing |
| Apply to | K-OMATSU |
| Model | Bulldozer |
| Weight | 1KG |
| Delivery | DHL |
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SWITCH |
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Appearance & Structure
Appearance & Structure
Main Body: Metal threaded port (for pipeline connection) + circular pressure-sensing chamber.
Electrical Connection: Waterproof plug with a wiring harness for easy integration with the equipment's electronic control system. The harness is marked with a blue heat-shrink tube for clear identification during installation.
Label Information: Displays key parameters such as the component model CS41-501 and set pressure, ensuring accurate selection and replacement.
Product Advantages
Original Quality: Adopts NAGANOKEIKI core components, delivering performance consistent with original parts.
High Compatibility: Direct replacement for the original 418-43-37230 switch in Komatsu and other models, requiring no wiring modifications or adaptations.
Durability: Resists the harsh environments of construction machinery, including oil contamination and vibration, to extend service life.
01
High Quality
High-quality accessories are meant to be shared-pass this on to fellow operators who need dependable parts!
02
Advanced Equipment
Brand-new construction machinery parts bring more demand to customers.
03
Professional Team
Professional team gives customers a full understanding of product performance and better use.
04
Custom Service
High-quality after-sales service, solve difficult problems for customers and guide them how to deal with them.
Performance Parameters
| Item | Specification |
|---|---|
| Set Pressure | 0.59 MPa (label marked: 0.59) |
| Pressure Range | Suitable for standard working pressure range of construction machinery hydraulic systems |
| Operating Voltage | Compatible with standard construction machinery on-board voltage (12V/24V, subject to specific equipment electrical control system) |
| Electrical Connection | Waterproof plug-in wiring harness (with 2-core lead wires) |
| Fluid Port | External thread type (specific thread specification: NPT/PT, subject to physical product) |
| Working Medium | Hydraulic oil, lubricating oil, compressed air, etc. |
| Operating Temperature | -20℃ ~ +85℃ (standard working condition for construction machinery) |
Physical & Environmental Parameters
| Item | Specification |
|---|---|
| Housing Material | Metal (brass/stainless steel) body, oil and corrosion resistant |
| Wiring Harness Spec | Black oil-resistant cable with blue heat-shrink tube identification, length approx. 300mm |
| Protection Level | IP65 (waterproof, dustproof, suitable for outdoor working conditions) |
| Vibration Resistance | Meets construction machinery vibration standards, capable of withstanding high-intensity 颠簸 |
| Service Life | Industrial-grade design, ≥1,000,000 actuation cycles |
Case Study Display
5-Star Customer Review
Verified Purchase | Fast Shipping | Perfect Performance.Our quality is guaranteed, and many overseas customers have given positive reviews and feedback after purchasing, stating that the performance advantages are good and they are willing to buy again. Moreover, some customers have specifically come to your company for on-site inspections and have expressed their willingness to enter into a long-term partnership with our company
ONegotiating with overseas clients
Great moments with our overseas partner!Quality wins trust, service builds long-term cooperation.We supply reliable construction machinery parts to the world.Welcome more partners to cooperate with us!
jining Tongderui Construction Machinery Co., Ltd. was established in 2011, mainly engaged in excavator parts, loader parts, bulldozer parts and dump truck parts. Our company has a high-quality professional technical research and development team engaged in product research and development in the field of Construction equipment all year round, with strong technical force.As the core force of the company's business expansion, the sales team has extensive experience and has participated in bauma CHINA in Shanghai twice in 2018 and 2024, establishing long-term cooperative relationships with international customers and accumulating rich industry resources and market insights.
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