Condition New
Round Magnetic Safety Key (28mm Body / ~14–15mm Magnet) – Treadmill Replacement
Fits Some Trimline, Hebb, Enchanfit & Similar Models – Measure Before Ordering
This round magnetic safety key is a compact replacement designed for treadmills using a 28mm outer diameter with a smaller ~14–15mm magnetic contact. It’s commonly used on Trimline, Hebb, Enchanfit, and other residential treadmills that require a smaller, precise-fit key.
🔩 Key Features
- Compact 28mm Round Design
Smaller housing fits narrow or compact treadmill safety switch areas. - ~14–15mm Magnetic Core
Designed for precise engagement with smaller magnetic switch plates. - Magnetic Emergency Stop Function
Removing the key instantly shuts off the treadmill for safety. - Clip-On Safety Lanyard
Includes cord and clothing clip for automatic shutoff during use.
📐 Specifications
- Overall Diameter: 28mm (1.10")
- Material: ABS plastic housing with embedded magnet
- Cord Length: ~1 meter (39")
- Attachment: Safety clip + lanyard
🏃 Compatibility
Commonly fits some models from:
- Trimline
- Hebb
- Enchanfit
- Other compact treadmills using 28mm round magnetic keys
Treadmill safety keys are typically size-based rather than brand-specific, so matching diameter and magnet size is critical for proper operation .
⚙️ How It Works
- Place Key on Console
Magnet completes the circuit so the treadmill can run - Attach Clip to Clothing
Secures to shirt or waistband - Emergency Stop Activation
If pulled away, the treadmill shuts off immediately
✅ Compatibility Notes
- Best for flat or shallow magnetic switch areas
- Must match 28mm outer diameter