SureMount VESA Extension Bars 200×200 to 400×400 (SADAPTOR3)
The SureMount SADAPTOR3 is a VESA extension adaptor designed to expand a 200×200 mounting pattern up to 400×400, allowing smaller brackets to fit larger TVs.
Using an adjustable extension arm system, it provides a simple and cost-effective way to adapt an existing mount without needing to replace it.
🟨 Key Features
📐 Expands VESA to 400×400mm
Converts mounts from 200×200 to fit larger TVs.
🏋️ Maximum Load: 25kg
Suitable for mid-size TVs.
🔧 Extension Arm (“Finger”) Design
Flexible arms allow easy alignment across different TV layouts.
🔄 Improves Mount Compatibility
Allows existing mounts to support larger VESA patterns.
🧩 Works With Many SureMount Brackets
Compatible with a wide range of universal mounts.
🛠 Steel Construction
Strong and reliable.
🎯 Quick, Simple Installation
No need to replace the entire mount.
📦 Includes Mounting Hardware
⚠️ Compatibility Note
👉 Expands VESA from:
- 200×200 → 400×400
👉 Maximum weight: 25kg
👉 Important:
- Your mount must still support the TV weight
- Ensure even load distribution across all arms
- Check clearance behind TV after installation
👉 Best suited for:
- Mid-size TVs
- Lightweight 400×400 setups
👉 Not ideal for:
- Larger or heavy TVs requiring higher rigidity
SADAPTOR3 Measurements: SADAPTOR3 Measurements
❓ FAQs – VESA Extension Bars 200×200 to 400×400 (SADAPTOR3)
1️⃣ What does this adaptor do?
It expands your mount’s VESA pattern so it can fit larger TVs.
2️⃣ Will this work with my TV?
Check:
- Your TV uses up to 400×400 VESA
- Your TV weighs 25kg or less
- Your mount supports the TV weight
3️⃣ What’s the difference between this and SADAPTOR2?
- SADAPTOR2 → solid plate (more rigid, up to 200×200)
- SADAPTOR3 → extension arms (larger expansion, more flexible)
4️⃣ Do I need to replace my wall mount?
No.
This adaptor allows you to keep your existing mount.
5️⃣ Does it add extra depth behind the TV?
Yes — slightly.
This is normal for extension-style adaptors.















Scott (verified owner) –
Good product. PBT couriers who delivered the product where very slow though. 2 weeks and several calls required before arrival and no updates on the tracking.