Description
Overview:
This 12V Horn is a Genuine OEM replacement part for Thwaites dumpers, supplied under the Thwaites genuine parts programme. It restores the vehicle’s audible warning function for operator signalling and site safety. Designed for standard 12 V DC vehicle systems, the horn integrates with the factory wiring and mounting used on the listed machines. Typical use is on forward and reverse manoeuvres, start-up checks, and general warnings to nearby personnel. Suitable for a wide range of Thwaites and Terex site dumpers, including, for example, Thwaites Mach 570 and Mach 573. This Genuine OEM replacement part ensures correct fit and function versus non-approved alternatives, helping maintain compliance with site procedures and routine safety inspections where an operational horn is required.
Key Features:
- Voltage: 12 V DC nominal
- Genuine OEM Thwaites replacement part
- Direct replacement for OEM No. 100017 / T100017
- Suits dumper audible warning circuits
- Compatible with Thwaites Mach 570 and Mach 573
- Compatible with Thwaites Mach 865 and Mach 866
- Compatible with Terex TA3 and TA3H dumpers
- Compatible with Terex TA5, TA6, TA7 models
- Compatible with Terex TA9 and TA10 models
- Installs using existing factory mounting and connections
- Not suitable for 24 V electrical systems
- Restores correct horn function for operator signalling
- Designed for use on construction and site dumpers
- Supplied under the Thwaites genuine parts programme
- Supports routine maintenance schedules and safety inspections
- Electrical horn unit for one vehicle position
Typical Applications:
Used on site dumpers to provide an operator-controlled audible warning, helping alert ground personnel during manoeuvring, loading, tipping, or when entering congested work areas. Forms part of the vehicle’s safety and signalling system alongside lights and mirrors, and is checked routinely during pre-use inspections to confirm the machine is safe and ready for service.
Also known as:
Vehicle horn, dumper horn, 12V electric horn, audible warning horn, warning horn, plant horn, machinery horn.
Fits Models:
Mach 570, Mach 573, Mach 865, Mach 866, TA3, TA3H, TA5, TA6, TA7, TA9, TA10
Alternate Part Numbers:
T100017, 100017
Product Specifications
| L&S Part No. | T100017 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Thwaites |
| OEM No. | 100017 |
| Unit of Sale | 1 |
| Machine Type | Dumpers |
| Fits Brands | Thwaites |
| Key Features | - 12V DC horn for dumper warning systems - Thwaites OEM part number 100017 - Genuine Thwaites part - Fits Thwaites Mach 570, 573, 865, 866 - Fits Terex TA3, TA3H, TA5, TA6, TA7, TA9, TA10 |
| Fits Models | 3TNV88-XWA2 | MACH 573 | MACH 570 | MACH 865 | MACH 866 | TA3, TA3S | TA3H, TA3SH, TA3.5SH | TA6, TA6S | TA9, TA9S | MACH 221 | MACH 226 | MACH 240 | MACH 244 | MACH 245 | MACH 378 | MACH 420 | MACH 471 | MACH 273 | MACH 320 | MACH 344 | MACH 374 |
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