Wirtgen 161455 Tracer Pull Wire Sensor for W1900, W2000, W2100
Product Summary
This is the tracer pull wire sensor (part number 161455) used for milling depth control on Wirtgen cold milling machines. It measures the linear displacement of the machine’s depth adjustment mechanism and sends a signal to the levelling system, helping maintain accurate cutting depth. We offer this sensor in three conditions: genuine OEM, high‑quality aftermarket, and used (original take‑off). Fitment must be verified using your machine model and existing part number. Contact us with your machine details for a compatibility check and a tailored quotation.
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Product FunctionProduct Function
The pull wire sensor (often referred to as a depth sensor or string potentiometer) is a key component of the machine’s automatic levelling system. It consists of a spring‑loaded cable wound around a precision drum; as the machine’s height‑adjusting element moves, the cable extends or retracts, and the sensor converts this linear motion into an electrical signal. The control unit uses this signal to maintain the desired milling depth, ensuring a smooth, even surface finish. A faulty or erratic sensor can cause depth inaccuracies, uneven cuts, and unnecessary material waste. Regular inspection and replacement are essential for precision milling operations.
Compatibility Information
This sensor has been confirmed compatible with the following Wirtgen milling machines:
- W1900
- W2000
- W2100
If your machine model is not listed, please send us your serial number and existing sensor part number, and we will verify fitment. Do not rely solely on the model number — always confirm using the part number currently installed.
To receive an accurate quote, please provide:
Destination country
Machine brand and exact model
Serial number / year
Part number (161455)
Photo of your current sensor (if available)
Required quantity
Preferred condition: Genuine OEM, Aftermarket, or Used
Product Information Table
| Field | Details |
|---|---|
| Brand | Wirtgen |
| Product Name | Tracer Pull Wire Sensor (Depth Sensor) |
| Part Number | 161455 |
| Cross‑reference Number | No cross‑reference available |
| Product Condition | New Genuine OEM, New Aftermarket, or Used |
| Compatible Machine Models | Wirtgen W1900, W2000, W2100 |
| Application | Milling depth measurement & levelling system |
| Material | To be confirmed |
| Dimensions | To be confirmed |
| Weight | Less than 1 kg |
| Cable Length / Stroke | To be confirmed |
| Electrical Output | To be confirmed |
| Warranty | 6 months (all conditions) |
| Availability | In stock, delivery within 3‑5 days (subject to final confirmation) |
| Place of Origin | China |

Product Condition Options
- Genuine OEM – Brand‑new, original Wirtgen factory sensor. Identical to the part originally installed on your machine. Reliable, precise, and covered by our 6‑month warranty.
- Aftermarket – New replacement sensor manufactured to match OEM dimensions and performance specifications. A cost‑effective alternative without compromising accuracy.
- Used – Original Wirtgen sensor removed from a working machine. Inspected and verified for proper function. An economical choice for budget‑sensitive repairs. Availability of used units may vary; please inquire for current stock. Covered by the same 6‑month warranty.
All three options are available and can be quoted based on your preference and budget.
Packaging, Shipping & Warranty
- Packaging: Simple packaging.
- Shipping: Worldwide shipping. Shipping cost and transit time depend on the destination and selected carrier.
- Warranty: All conditions are covered by a 6‑month warranty against manufacturing defects. Full terms are issued with the quotation.
- Important: Availability, shipping cost, and delivery time must be reconfirmed at the time of order, as stock levels and logistics can change.
How to Request a Quote
Click the “Request Quote” button or email us directly. Include the details listed in the Compatibility Information section for a fast and precise response. We usually reply within 24 hours.
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