Bazhou Dpair Hardware Tools Co., LTD.

Trenching Attachment for Excavator Rock and Utility Work

The Trenching Attachment turns an excavator into a more precise cutting system for narrow trenches in rock and hard ground.
As a professional manufacturer of Trenching Attachment, we provide more cost-effective products. Whether you want to buy or become a distributor, you are welcome to contact us anytime.

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Product description

Trenching Attachment is built for excavator users who need a practical cutting tool for narrow trench work in hard ground and rock. Mounted on the carrier, it turns the excavator into a more precise trenching system for jobs where standard digging tools remove too much material. A Trenching Attachment is a useful option for utility installation, drainage work, quarry support, road projects, and slope applications that require a controlled cut.

The attachment helps crews follow a clearer trench line. Because the excavator can position the tool at the needed angle, the operator can work on uneven terrain, along walls, beside structures, and on steep surfaces with better control. A Trenching Attachment reduces overcut and keeps the trench profile tighter, which can shorten cleanup and support faster follow-up work. It is well suited for cable channels, pipe routes, narrow slots, and other construction tasks where accuracy matters. It is also helpful when the job has multiple cutting points, because crews can move quickly with the same excavator instead of scheduling a second trenching machine.

Product description

The unit is designed for demanding field use. A heavy-duty structure, chain cutting system, and hydraulic drive allow stable operation in abrasive or compact material. The operator controls the process from the cab, which makes the workflow more direct and reduces unnecessary repositioning. Many contractors select a Trenching Attachment when they want excavator reach, strong trench definition, and more efficient use of the machine already on site.

This product fits infrastructure work, municipal projects, site development, quarry applications, and hard-ground excavation. It provides a cleaner and more controlled trenching method than broad excavation in many jobs. If your project needs an excavator-mounted solution for narrow cuts and consistent trench lines, this is a strong choice. Send us your carrier information and working condition, and we will recommend a matching Trenching Attachment for your application.

Item

YETR-2 YETR-3 YETR-4
Applicable Carrier (T) 13–18 20–45

50–70

Trenching Width (mm)

150 / 250 200 / 300 / 400 300 / 400 / 500 / 600
Rock Trenching Depth (mm) 1200 / 800 1800 / 1200 / 900

2500 / 1800 / 1500 / 1200

Mixed Ground Trenching Depth (mm) 1800 / 1400 2400 / 1800 / 1500 3000 / 2400 / 2000 / 1800
Maximum Pressure (MPa) 35 35 35
Recommended Flow (L/min) 150 280

350

Maximum Cutting Force (Nm)

35,000 85,000 125,000
Machine Weight (kg) ≤ 2000 ≤ 3500

≤ 6000

Components / Brand

Poclain Motor / SKF Bearings / Tungsten-Molybdenum Alloy Teeth / Maintenance-Free Chain Poclain Motor / SKF Bearings / Tungsten-Molybdenum Alloy Teeth / Maintenance-Free Chain

Poclain Motor / SKF Bearings / Tungsten-Molybdenum Alloy Teeth / Maintenance-Free Chain

Rock Chain Trencher cutting rock wall
The excavator-mounted rock chain trencher cuts a narrow groove into the rock wall for controlled rock removal.
Excavator Mounted Chain Trencher on construction site
The excavator mounted chain trencher is installed on site and ready for narrow trench cutting in confined working conditions.
Trenching Attachment close-up on excavator
This close-up highlights the compact drive head and reinforced structure of the trenching attachment during field installation.
Hydraulic Chain Trencher working on rock slope
The hydraulic chain trencher works on a rocky slope and delivers controlled cutting under challenging terrain conditions.
Rock Trencher close-up cutting hard stoneThe rock trencher cuts directly into hard stone and creates a narrow cutting path with strong control.
Chain-and-Boom Trencher side view on slope
The chain-and-boom trencher keeps the cutting line stable while the excavator works across a sloped rock surface.
Excavator Trencher Attachment cutting rock face
The excavator trencher attachment helps the operator follow a controlled trench line on a rough rock face.
The chain trencher works in hard rock conditions and supports efficient narrow cutting for demanding field jobs.
The excavator trencher attachment helps the operator follow a controlled trench line on a rough rock face.

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