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GW70490P Gewiss Enclosed Isolator 80A 4P R/Y IP66/67/69
MPN: GW70490P
Why Choose the Gewiss GW70490P Emergency Rotary Isolator Switch?
The Gewiss GW70490P is a heavy-duty emergency rotary isolator switch designed to provide safe manual isolation of electrical circuits in industrial, commercial and OEM applications. Manufactured by Gewiss, this enclosed switch disconnector is part of the proven 70 RT HP range, delivering dependable circuit isolation and long-term reliability in demanding environments.
Supplied in a robust insulating material enclosure with a high-visibility lockable red rotary knob, the GW70490P helps ensure equipment can be safely isolated during maintenance, servicing and emergency shutdown procedures. Its high ingress protection and rugged construction make it suitable for harsh industrial environments, including washdown areas.
With a 80 A current rating, 4 pole switching configuration and IP66/IP67/IP69 protection rating, the Gewiss GW70490P is ideal for isolating three-phase electrical systems where complete disconnection, including neutral isolation, is required.
Key Advantages
- Reliable 4 pole emergency rotary isolator switch.
- 80 A current rating suitable for demanding industrial applications.
- IP66/IP67/IP69 enclosure provides excellent protection against dust and water ingress.
- Lockable red rotary knob supports safe lockout procedures.
- Double insulated enclosure for enhanced operator safety.
- Designed for dependable long-term performance in harsh environments.
Key Features
- Gewiss 70 RT HP range.
- 80 A rated current.
- 4 pole switching configuration.
- Emergency version with lockable red rotary knob.
- IP66/IP67/IP69 ingress protection.
- IK08 mechanical impact resistance.
- Surface mounted insulating enclosure.
- Supports up to two auxiliary contacts.
Technical Specifications
- Manufacturer: Gewiss
- Series: 70 RT HP
- Model: GW70490P
- Product type: Emergency rotary isolator switch
- Rated current: 80 A
- Number of poles: 4 Pole
- Rated insulation voltage: 690 V AC
- Rated operational voltage: 415 V AC
- Utilisation category: AC-21A / AC-22A / AC-23A
- Protection rating: IP66 / IP67 / IP69
- Mechanical impact rating: IK08
- Conditional short-circuit current: 6 kA
- Cable capacity: 2.5 to 25 mm²
- Operating temperature: -25°C to +60°C
- Mounting type: Surface mounted enclosed unit
Reliable Isolation for Industrial Power Systems
Emergency rotary isolator switches provide a secure method of disconnecting electrical supplies before maintenance or emergency shutdown procedures. Their enclosed design protects the switching mechanism whilst allowing operators to positively isolate power and apply lockout procedures.
The Gewiss 70 RT HP range is widely specified for industrial machinery, distribution systems and control installations where robust construction, high ingress protection and dependable switching performance are essential.
Typical Applications
- Industrial machinery.
- Motor control centres.
- Electrical distribution systems.
- Control panels and switchboards.
- HVAC equipment.
- Manufacturing and processing facilities.
Frequently Asked Questions
What is the Gewiss GW70490P used for?
The GW70490P is used to safely isolate electrical circuits before maintenance, servicing or emergency shutdown procedures.
What is the current rating of the GW70490P?
The Gewiss GW70490P has a 80 A rated current.
How many poles does the GW70490P have?
This model features a 4 pole switching configuration for isolating three-phase systems including the neutral conductor.
Can the rotary handle be padlocked?
Yes. The red emergency handle can be locked in the OFF position using up to three padlocks to support lockout procedures.
What protection rating does the enclosure provide?
The enclosure provides IP66/IP67/IP69 ingress protection together with IK08 impact resistance for demanding industrial environments.
Trusted by Electrical Professionals Worldwide
Gewiss 70 RT HP emergency rotary isolator switches are trusted by electrical contractors, panel builders and industrial engineers for dependable circuit isolation, robust construction and long-term reliability.
| Manufacturer Part Number | GW70490P |
|---|---|
| Amperage | 80A |
| Number of Poles | 4 Pole |
| Manufacturer | Gewiss |
| Mount Type | In Enclosure |
| Barcode | 8011564751675 |

Gewiss 70 RT HP Range Rotary Isolator Switches
The Gewiss GW70 range of rotary surface mount isolator has an amperage range of 16A to 160A, the range has been designed to simplify installation and reducing the wiring time whilst offering the highest level of protection. The GW70's rugged dsign will ensure circuits can be isolated in even the most difficult condiions. The 70 RT has been desinged and built using only high performance materials and comes in both insulating material and metal, with controla and emergency versions. Launched in 2018 these isolators have been desinged and buiolt with modern applications in mind and have revolutionised the industy, leaving the competition behind
The isolators are rated at IP66/IP67 and IP69, with an IK rating of IK08, they are lockable with 4 quater tern lid screws to enable easy installation.
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