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MAS43-63A-4P Mild Steel Enclosed 63A Switch Disconnect 4 Pole
£384.50
Why Choose the MAS43-63A-4P Mild Steel Enclosed Switch Disconnector?
The MAS43-63A-4P is a heavy-duty mild steel enclosed switch disconnector designed to provide safe, reliable isolation of low-voltage electrical circuits in industrial, commercial and infrastructure applications. Featuring a premium ABB 4-pole switch disconnector, this assembly delivers dependable switching performance for three-phase electrical distribution systems.
The switch is housed within a robust powder-coated mild steel enclosure finished in RAL 7035, providing excellent mechanical protection and long service life. The enclosure includes a removable galvanised mounting plate, lower gland plate, earthing points and IP20 terminal shrouds, making installation straightforward while maintaining a high level of operator safety.
With a 63 A current rating, a 4-pole switched neutral configuration and suitability for 415–440 V AC systems, the MAS43-63A-4P is ideal for machinery isolation, commercial buildings, manufacturing facilities and industrial power distribution applications.
Key Advantages
- Heavy-duty 63 A mild steel enclosed switch disconnector.
- 4-pole switched neutral configuration for complete circuit isolation.
- IP66 enclosure suitable for demanding industrial environments.
- Durable powder-coated mild steel construction.
- Lockable IP65 pistol-grip rotary handle for safe maintenance.
- Removable mounting plate simplifies installation and wiring.
Key Features
- ABB 4-pole switch disconnector.
- 63 A rated operational current.
- 415–440 V AC operation.
- 4-pole switched neutral configuration.
- Powder-coated mild steel enclosure.
- IP66 enclosure with IP65 rotary handle.
- Clamp connection terminals.
- Removable galvanised mounting plate.
- Lower gland plate and earthing points.
- IP20 terminal shrouds and wall mounting brackets included.
Reliable Electrical Isolation
The MAS43-63A-4P provides dependable manual isolation of three-phase electrical supplies during maintenance, servicing and emergency shutdown procedures. The ABB switch disconnector delivers reliable switching performance while the robust steel enclosure protects the internal equipment from dust, water ingress and accidental mechanical damage.
Its compact yet spacious enclosure provides excellent cable access and termination space, making it suitable for both new installations and retrofit projects across industrial and commercial environments.
Typical Applications
- Industrial power distribution.
- Machinery isolation.
- Commercial electrical installations.
- Manufacturing facilities.
- Building services.
- Utilities and infrastructure projects.
Technical Specifications
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| Material | Steel | |
|---|---|---|
| Device Type | Enclosed switch disconnector | |
| Current | 63 A | |
| Phase | Three Phase | |
| IP Rating | IP66 | |
| Poles | 4-pole | |
| Manufacturer | MAS | |
| Switch manufacturer | ABB | |
| Model | MAS43-63A-4P | |
| Alternative SKU | MAS4363A4P | |
| Product type | Mild steel enclosed switch disconnector | |
| Rated current | 63 A | |
| Rated operating voltage | 415–440 V AC | |
| Number of poles | 4 Pole (Switched Neutral) | |
| Frequency | 50 / 60 Hz | |
| Terminal connection | Clamp connection | |
| Protection rating | IP66 | |
| Handle protection | IP65 | |
| Enclosure material | Powder-coated mild steel | |
| Enclosure colour | RAL 7035 | |
| Door lock | 5 mm double-bit lock | |
| Mounting plate | Removable galvanised steel backplate included | |
| Gland plate | Bottom gland plate included | |
| Mounting type | Wall mounting | |
| Dimensions (H × W × D) | 400 × 300 × 150 mm |
Frequently Asked Questions
What is the MAS43-63A-4P used for?
It is designed to safely isolate three-phase electrical circuits during maintenance, servicing and emergency shutdown procedures.
What is the current rating?
The MAS43-63A-4P has a rated operational current of 63 A.
Does this model switch the neutral conductor?
Yes. The 4-pole switched neutral configuration disconnects all three phases together with the neutral conductor.
Is the enclosure suitable for demanding environments?
Yes. The powder-coated mild steel enclosure is rated IP66, providing excellent protection against dust and water ingress.
What type of cable connections does this unit use?
The 63 A version uses clamp connection terminals for secure electrical cable termination.
Trusted by Electrical Professionals
ABB enclosed switch disconnectors housed in mild steel enclosures are widely specified by electrical contractors, panel builders and industrial engineers for dependable electrical isolation in commercial and industrial installations.
