Description
Overview:
The Ignition Module 4134 400 1312 is a genuine Stihl component for petrol clearing saws and brushcutters, including the FS300 and FS350. It generates the spark required for combustion, helping the engine start cleanly and run reliably at all speeds. The module features a robust, resin-potted electronic coil in a moulded housing with steel laminations, and typically connects via an integrated high-tension lead and plug cap. Built for the demands of professional and heavy domestic use, it is designed to replace a failed or weak ignition unit and restore consistent performance. As an OEM part, it matches the original specifications for fit and function, ensuring correct timing signals and dependable operation in tough cutting and clearing tasks.
Key Features:
- Genuine Stihl part for assured compatibility and build quality
- Part number: 4134 400 1312 for accurate identification
- Stable spark output for easier cold and hot starts
- Helps cure misfires, weak spark, and intermittent cut-outs
- Durable resin-potted electronics and steel core for long service life
- Consistent running and smoother acceleration under load
- Designed to withstand vibration, dust, and moisture typically found in land and forestry work
- Direct replacement for the original module with factory-type connections
- Suitable for professional and DIY maintenance schedules
- Installation normally requires basic tools; set the air gap as per the service manual
Typical Applications:
Used on Stihl clearing saws and brushcutters to restore reliable ignition when the original coil fails. Ideal for forestry, landscaping, farm work, grounds maintenance, and heavy brush clearing where a dependable spark is essential for productivity and fuel efficiency.
Also known as:
Ignition coil, ignition armature, magneto coil, spark module, coil pack, electronic ignition unit. Commonly referred to as a coil/igniter for two-stroke engines used in brushcutters and clearing saws.
Fits Models:
FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R, FS 300, FS 350, FS 380, KA 120, KA 120 R, KA 250
Alternate Part Numbers:
4134-400-1312, 41344001312
Product Specifications
| L&S Part No. | 4134 400 1312 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 41344001312 |
| Unit of Sale | 1 |
| Machine Type | Clearing Saws |
| Fits Brands | Stihl |
| Key Features | - Genuine Stihl part ensures compatibility with FS300 and FS350 - Resin-potted electronics for durability in harsh conditions - Stable spark output aids cold and hot engine starts - Direct replacement with factory-type connections - Fits multiple models including FS 120, FS 250, FS 300 |
| Fits Models | FS120, FS200, FS250 | FS300, FS350, FS380 | KA120, KA120R, KA250 Attachment |

