5N-4 Strain Relief Bushing – Cable Protection Grommet (6.4–7.4mm Cable, Panel Mount) | South Africa
Protect your cables and electrical installations with the 5N-4 Strain Relief Bushing, a compact and reliable solution designed to secure, protect, and extend the lifespan of electrical wiring.
This industry-standard strain relief bushing is widely used in appliances, control panels, power cords, and industrial equipment across South Africa. It prevents cable damage by absorbing mechanical stress such as pulling, twisting, and bending at entry points.
🔌 Reliable Cable Protection & Strain Relief
5N-4 Strain Relief Bushing
- Prevent cable pull-out
- Protect insulation from sharp panel edges
- Reduce stress on internal connections
- Improve safety and durability of installations
They are essential in any application where cables enter enclosures or panels.
📏 Technical Specifications (5N-4 Standard)
- Cable Diameter: 4mm – 7.4mm
- Mounting Hole Size: ~12.7mm (panel hole)
- Panel Thickness: 0.8mm – 1.6mm
- Material: Nylon (flame-rated, durable)
- Colour: Black
- Type: Snap-in strain relief bushing
These dimensions make it suitable for common cable types such as 2-core and 3-core power cables (16–18 AWG equivalent).
⚙️ Key Features
- 🔌 Secure cable anchoring (anti-pull design)
- 🛡️ Protects cables from abrasion and sharp edges
- 🔩 Snap-in installation (no tools required)
- 🔥 Flame-resistant nylon construction
- 🧱 Compact and lightweight
- ⚡ Improves electrical safety and longevity
Strain relief bushings help absorb push, pull, and twist forces, reducing damage to cables and internal connections.
🌍 Ideal for South African Applications
Perfect for:
- Electrical appliances (kettles, heaters, fans)
- Control panels & DB boards
- Power supplies & transformers
- Industrial machines
- DIY electronics projects
- Extension leads and cable assemblies
With increasing demand for electrical repairs and installations in South Africa, strain relief bushings are high-volume, essential components.
📦 What’s Included
- 1 x 5N-4 Strain Relief Bushing
(Bulk packs available for resellers and installers)
Click here for our cable glands.
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