£59.71Original price was: £59.71.£41.55Current price is: £41.55.
Why Choose the IMO IS4P80 Enclosed Rotary Isolator?
The IMO IS4P80 is a heavy-duty 80 A four-pole enclosed rotary isolator switch designed for safe and reliable isolation of high-current three-phase electrical systems. Manufactured by IMO Precision Controls, it is housed in a durable IP65-rated flame-retardant polycarbonate enclosure, making it suitable for demanding indoor and outdoor industrial environments.
Designed for three-phase plus neutral installations, the IS4P80 features a highly visible lockable red and yellow rotary handle, allowing operators to safely isolate equipment before maintenance or servicing. The enclosure incorporates an interlocked lid that prevents opening while the switch is in the ON position, helping improve operational safety.
With external mounting points, multiple cable gland knockouts and generous cable capacity, the IMO IS4P80 is ideal for industrial machinery, HVAC equipment, electrical distribution systems and renewable energy installations where dependable local isolation is essential.
Key Advantages
Heavy-duty 80 A enclosed rotary isolator.
Four-pole switching for three-phase plus neutral circuits.
IP65 weather-resistant enclosure for indoor and outdoor installations.
Lockable red and yellow rotary operating handle.
Interlocked enclosure lid improves operator safety.
Ideal for industrial machinery, HVAC equipment and electrical distribution systems.
Key Features
IMO IS4P enclosed rotary isolator series.
80 A AC21 rated operational current.
Four-pole configuration.
415 V AC operating voltage.
690 V insulation voltage.
Lockable rotary operating handle.
IP65 flame-retardant polycarbonate enclosure.
Complies with EN 60947-3.
Technical Specifications
Manufacturer: IMO Precision Controls
Series: IS4P Enclosed Rotary Isolators
Model: IS4P80
Product type: Enclosed rotary isolator switch
Rated operational current (AC21): 80 A
Rated operating voltage: 415 V AC
Rated insulation voltage: 690 V
Number of poles: 4
Frequency: 50 / 60 Hz
Protection rating: IP65
Enclosure material: Flame-retardant polycarbonate
Maximum cable size: 35 mm²
Mounting type: Surface mounting
Dimensions (H × W × D): 240 × 160 × 120 mm
Weight: Approx. 1.34 kg
Reliable Local Isolation for High-Power Installations
The IMO IS4P80 provides a dependable means of disconnecting three-phase electrical equipment before maintenance or servicing. Its four-pole switching mechanism isolates all live conductors simultaneously, while the lockable handle and interlocked enclosure help reduce the risk of accidental operation. Designed for higher-current industrial applications, it delivers long-term reliability in demanding environments.
Its rugged IP65 enclosure makes it ideal for factories, workshops, HVAC systems, pump installations, renewable energy projects and commercial electrical distribution where reliable local isolation and environmental protection are essential.
Typical Applications
Industrial machinery.
HVAC and air conditioning systems.
Motor isolation.
Commercial electrical installations.
Pump and ventilation equipment.
Three-phase distribution systems.
Renewable energy and solar AC isolation.
Technical Specifications
Current
80 A
Voltage
440 V
Phase
Three Phase
Frequently Asked Questions
What is the IMO IS4P80 used for?
The IMO IS4P80 provides safe local isolation of three-phase electrical circuits for machinery, distribution equipment and industrial installations.
What is the current rating of the IS4P80?
The isolator has a rated operational current of 80 A (AC21).
Is the enclosure suitable for outdoor use?
Yes. The enclosure has an IP65 protection rating, making it suitable for indoor and outdoor environments where protection against dust and water is required.
Can the rotary handle be locked?
Yes. The red and yellow rotary operating handle can be padlocked in the OFF position to help prevent unauthorised operation during maintenance.
What type of electrical systems is the IS4P80 designed for?
It is designed for four-pole three-phase plus neutral electrical systems operating up to 415 V AC.
Trusted by Electrical Professionals
IMO enclosed rotary isolators are trusted by electrical contractors, machine builders and industrial engineers for dependable electrical isolation, robust construction and reliable long-term performance in demanding industrial environments.
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Current
80 A
Voltage
440 V
Phase
Three Phase
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
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2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...