DIN Rail 125A Isolator Switch | MCB-Type Power Disconnector
Reliable 4P isolator switch for AC230/400V systems, offering complete four-pole isolation with fast action, durable contacts, and easy DIN-rail installation.
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125A DIN Rail Power Isolator
The WH5-125 Series heavy-duty 4-pole disconnect is suited for industrial distribution networks, commercial power panels, and large-scale building installations requiring complete and safe isolation.
The WH5-125 4P Isolator Switch offers full four-pole isolation for three-phase + neutral systems operating at AC230V/400V with rated currents from 20A to 125A.
Constructed with a flame-retardant insulated nylon shell, bridge-type double-break contacts, and a rapid-response spring mechanism, it ensures high stability and dependable switching performance.
Its modular frame fits standard DIN rails, enabling quick installation and compatibility with other protective devices.
KEY INFORMATION
| Model | WH5-125 |
| Current rating | 20A, 25A, 32A, 40A, 50A, 63A, 80A, 100A, 125A |
| Poles (p) | 1P, 2P, 3P, 4P |
| Rated Voltage Ue | AC230V/400V (1P); 400V (2P-4P) |
| Rated short-time withstand current Icw | 2kA |
| Rated short-time connecting capacity Icm | 2.84kA |
| Hydrothermal resistance | Category 2 |
| Uilization Catagory | AC-22A |
| Electrical life | 8000 times |
| Mechanical life | 20000 times |
| Pollution degree | Level 2 |
| Cabling capacity | 1~50mm2 |
| Quality certificate | CCC certificated |
| Standard | IEC60947-3, GB14048.3 |
Basic Info.
| Model NO. | WH5-125 |
| Arc-extinguishing Medium | Air |
| Structure | MCB |
| Type | Circuit Breaker |
| Certification | ISO9001-2000, CCC |
| Ka: Icm | 2.84ka |
| Width | 18, 36, 54, 72mm |
| Specification | IEC60947-3, GB14048.3 |
| Origin | Prc |
| Production Capacity | 15, 000, 000 |
| Speed | Normal Type Circuit Breaker |
| Installation | DIN Rail |
| Poles Number | 1p, 2p, 3p, 4p |
| Function | Conventional Circuit Breaker |
| Voltage | AC230/400V |
| AMPS | 20A, 25A, 32A, 40A, 50A, 63A, 80A, 100A, 125A |
| Transport Package | Paper Box |
| Trademark | Westhomes |
| HS Code | 8536200000 |
Packaging & Delivery
| Package Size | 22.00cm * 10.00cm * 10.00cm |
| Package Gross Weight | 2.000kg |
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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