ESR 20A IP65 Rotary Isolator Switch Disconnector Electrical Enclosure Box 3p 4p
Description
ESR 20A IP65 Rotary Isolator Switch Disconnector Electrical Enclosure Box 3p 4p
The ESR 20A Rotary Isolator Switch is a weatherproof, heavy-duty disconnector designed for safe manual isolation of power circuits in both indoor and outdoor environments. Built to BS EN 60947-3 standards, it features a lockable handle, interlocked cover for added safety, and a compact enclosure for easy surface mounting. Its solid, durable thermoplastic housing makes it ideal for harsh UK weather conditions. With a selectable 3 Pole or 4 Pole configuration, this rotary switch is suitable for a wide range of domestic, industrial, and commercial applications, including HVAC systems, solar installations, and machinery shutdown controls.
⚙️ Applications
✅ Solar PV system isolation
✅ Commercial & residential AC/DC circuit isolation
✅ Garage or workshop main switch
✅ HVAC and fan motor control
✅ Industrial machinery safety disconnector
✅ Battery backup or inverter systems
✅ Outdoor plant room or distribution box
🌟 Key Features
✔️ 20A Rated Rotary Isolator – On-load disconnection capacity
✔️ Available in 3 Pole or 4 Pole – Select from dropdown menu
✔️ Weatherproof IP65 Enclosure – Ideal for outdoor mounting
✔️ Lockable Handle – Prevents tampering or accidental reactivation
✔️ Interlocked Front Cover – Only opens when switch is in OFF position
✔️ Cable Entry Knockouts (20mm) – Easy wiring access
✔️ Quick Installation – Removable switch for first-fix DIN rail work
✔️ Durable Housing – UV-resistant & impact-resistant thermoplastic
✔️ Compact Size – Fits tight installation spaces: 80mm x 100mm
Specifications
| SKU | E203PS-E204PS |
|---|---|
| Brand | ESR |
| Model | ESR Rotary Isolator |
| Rated Current | 20A |
| Poles | 3 Pole or 4 Pole (selectable) |
| Voltage Standard | Complies with BS EN 60947-3 |
| Switching Type | On-load rotary disconnection |
| Enclosure Rating | IP65 (weather & dust sealed) |
| Interlock Feature | Cover removable only in OFF position |
| Lockable | Yes – accepts standard padlock |
| Cable Entry | 20mm knockouts |
| Enclosure Size | 80mm (W) × 100mm (H) |
| Material | High-impact thermoplastic (UV resistant) |
| Mounting Type | Surface mount / DIN rail ready |
| Operating Temperature | -25°C to +55°C |
Additional information
| poles | 3 pole, 4 pole |
|---|
