WSH3-125 Power Isolator Switch | Westhomes 230/400V 1P-4P
Westhomes WSH3-125 isolator switch features 1P-4P, 32A-100A, 400V insulation & 2kA short-time withstand current. Operates -5~+40°C for industrial/commercial safety.
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WSH3-125 Power Isolator Switch
Westhomes WSH3-125 isolator switch features 1P-4P, 32A-100A, 400V insulation & 2kA short-time withstand current. Operates -5~+40°C for industrial/commercial safety.
The Westhomes WSH3‑125 is a high‑quality miniature isolator switch built with premium copper components for reliable power isolation and circuit control. It supports a wide rated current range from 20A to 100A and offers flexible 1P, 2P, 3P, and 4P configurations to match different single‑phase and three‑phase electrical systems.
Key Features：
Premium Copper Core Construction: High-quality copper components deliver superior conductivity and long-term durability for consistent performance.
Safety & Security Features: Equipped with a lock device and pull rod to prevent accidental power transmission, ensuring safe maintenance and operation.
Durable Thermosetting Shell: Robust thermosetting plastic shell offers high mechanical strength and resistance to heat/impact.
28 Years Manufacturing Expertise: Backed by Westhomes’ 28 years of experience, with ISO, CE, and CCC certifications for quality assurance.
Applications:
Renewable Energy Installations
Residential Complex Networks
Commercial Building Systems
Main Technical Parameters
| Model | WSH3-10018model;WSH3-10027model |
| Rated Current In(A) | 32、40、50、63、80、100 |
| Poles | 1P、2P、3P、4P |
| Selective categories | AC-22A |
| NominalInsulation Voltage Ui(V) | 690 |
| Rated OperationalVoltage Ue(V) | AC230V/AC400V |
| Rated Impulse Withstandvoltage Uimp(kV) | 4 |
| Rated Short Time Current lcw(kA)/1S | 1.2 |
| Rated Short-Circuit AbilityIcm(kA) | 2 |
| Mechanical Endurance | 20000 |
| Electrical Endurance | 10000 |
Packaging and delivery
| Selling Units | Single item |
Lead time
| Quantity (pieces) | 1 – 1,000 | > 1,000 |
| Lead time (days) | 30 | To be negotiated |
Key attributes
| Rated Voltage | 230 V, 400 V |
| Material | Copper |
| Place of Origin | Zhejiang, China |
| Type | Switches |
| Model Number | WSH3-125 |
| Brand Name | Westhomes |
155 MB
FREQUENTLY ASKED QUESTION (FAQ)
About the company
Westhomes® is a professional manufacturer for low voltage and high voltage electrical products with a thirty-year history.
Main supplier of state-owned companies like China Stae Grid, China Southern Power Grid through bidding with bunches of test certificates, sales records and operation performance to support.
Enough investment for research and development for the products innovation.
About warranty
18 months from the date of receivement
About shipment method
Depends on the required quantity and delivery urgency, both international express like UPS / DHL / EMS / HK EMS / FedEx / TNT (door to door service) and normal sea shipping & air freight also avaliable.
About MOQ
Up to the client
About payment method
We accept T/T, Paypal, Western union, L/C. Normally 30% payment in advance, 70% before delivery.
About ordering process
First to send an inquiry via made-in-china platform or directly to the contact e-mail address. All the following thing is the communication between us.
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