HT18 Series Mini Excavator | 1.8-Ton 3-Variant Platform | Kubota D722

Name: HT18 Series Mini Excavator | 1.8-Ton 3-Variant Platform | Kubota D722
Brand: ArcherMach
SKU: ht18-series-mini-excavator-1-8-ton-3-variant-platform-kubota-d722
Availability: InStock

The HT18 series is 1.8-ton class mini crawler excavator lineup, offering three purpose-built variants on a robust 1800 kg operating weight platform. including optional enclosed cab, multiple factory colors, EPA/CE/ISO certification, and complete OEM private-label customization.

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Product Details

Mini Excavator · 1.8-Ton Class · Diesel & Gasoline · Optional Cab
HT18 Series — Shandong Hightop Group · Kubota Engine · Beifang Valve · OEM & Private Label

HT18 Series Mini Excavator — Three Variants Built on a 1.8-Ton Platform: HT18Y / HT18-1 / HT18-3

The HT18 series represents China’s flagship 1.8-ton class mini crawler excavator lineup, offering three purpose-built variants on a robust 1800 kg operating weight platform. The HT18Y delivers class-leading 3470 mm maximum digging depth powered by a genuine Kubota D722 diesel engine, making it the go-to choice for deep trenching and utility work. The HT18-1 (HOT SALE) offers unprecedented flexibility with three engine choices — Kubota D722 diesel, Kepu 292 dual-cylinder gasoline, or premium Kubota D722 three-cylinder — combined with a precision Beifang main hydraulic valve and balanced 3160 mm digging envelope. The HT18-3 streamlines the lineup with two proven engine options while retaining all core capabilities. All three variants support optional factory-fitted enclosed cab, multiple factory color choices, CE/EPA/ISO certification, and complete OEM private-label customization for global B2B distributors, rental fleet operators, and equipment dealers across 170+ countries.

HT18 Series — Three Variants Overview

Specification	HT18Y	HT18-1 HOT SALE	HT18-3
Positioning	Deep-Digging Specialist	Multi-Engine Flagship	Streamlined Value
Operating Weight	1800 kg	1800 kg	1800 kg
Engine Options	Kubota D722 diesel only	D722 / K292 / D722	Kubota D722 / Kepu 292
Power Output	10.2 kW / 3600 rpm	10.2 kW / 14 kW	10.2 kW / 14 kW
Main Hydraulic Valve	Standard	Beifang	Beifang
Bucket Capacity	0.04 m³	0.03 m³	0.03 m³
Max Digging Depth	3470 mm 🔥	3160 mm	3160 mm
Max Digging Height	2400 mm	2580 mm	2580 mm
Max Digging Reach	3255 mm	2060 mm	2060 mm
Swing Speed	8–10 RPM	12 RPM	12 RPM
Boom Swing Angle	—	75° L / 45° R	75° L / 45° R
Travel Speed	3 km/h	—	—
Optional Enclosed Cab	✅ Yes	✅ Yes	✅ Yes
Best For	Deep trenching, utilities	General construction, fleet	Value-conscious buyers

Engine & Powertrain — Multi-Engine Platform

Primary Engine — Kubota D722 Diesel	Kubota D722 — 3-cylinder water-cooled diesel engine. 10.2 kW (13.7 hp) @ 3600 rpm. Available on ALL THREE variants (HT18Y / HT18-1 / HT18-3). The global gold standard for compact diesel power — unmatched parts availability in 170+ countries, proven reliability exceeding 10,000 hours service life in field conditions, and superior fuel efficiency versus gasoline alternatives. Essential for professional contractors, rental fleets, and any application requiring all-day continuous operation without refueling stops.
Gasoline Upgrade — Kepu 292 Dual-Cylinder	Kepu 292 — Dual-cylinder air-cooled gasoline engine delivering 14 kW (18.8 hp). Available on HT18-1 and HT18-3. Significant upgrade over single-cylinder engines: smoother power delivery, better vibration characteristics, higher torque reserve for tough digging conditions, and improved thermal management for extended duty cycles. Ideal for markets where gasoline infrastructure dominates and diesel fuel quality is inconsistent.
Premium Upgrade — Kubota D722 Three-Cylinder	Exclusive to HT18-1. Enhanced version of the D722 platform with additional displacement for markets requiring maximum low-end torque and load acceptance. Best suited for heavy-duty applications: clay soil excavation, rock breaking with hydraulic hammer attachment, and continuous high-load cycles where the extra torque reserve prevents stalling under peak loads.
Main Control Valve (HT18-1 / HT18-3)	Beifang precision main hydraulic valve. Fitted as standard on HT18-1 and HT18-3. One of China’s leading hydraulic valve manufacturers, Beifang valves deliver smooth proportional control response, minimal internal leakage, precise flow distribution across all circuits (boom lift, arm crowd/extend, bucket curl/open, house swing), and extended service life under high-cycle operation. A key quality differentiator versus budget alternatives using unbranded generic valves.
Fuel System	Diesel models use direct injection with mechanical fuel pump (simple maintenance, field-repairable). Gasoline models use carburetor delivery system. Fuel tank capacity varies by variant (see Dimensions section below).

HT18Y — Detailed Specifications (Deep-Digging Variant)

Model	HT18Y — Deep-Digging Mini Crawler Excavator
Operating Weight	1800 kg
Bucket Capacity	0.04 m³
Engine	Kubota D722 diesel, 10.2kW / 3600rpm
Hydraulic System Pressure	17 MPa working pressure
Fuel Tank Capacity	14 L
Hydraulic Fluid Capacity	18 L
Gradeability	30°
Slew Angle	45°
Track Center Distance	775 mm
Track Width	980 mm
Track Length	1500 mm
Ground Clearance	150 mm
Platform Height	450 mm
Overall Length × Width × Height	3320 × 980 × 2400 mm
Tail Swing Radius	830 mm
Travel Speed	3 km/h
Swing Speed	8–10 r/min
Max Drawbar Pull	22 kN
Max Bucket Breakout Force	17.2 kN
Max Arm Digging Force	9.5 kN

HT18Y — Working Range & Digging Performance

Maximum Digging Depth	3470 mm — deepest in the entire HT mini excavator lineup
Maximum Digging Radius (Reach)	3255 mm
Maximum Digging Height	2400 mm
Boom Vertical Digging Depth	1500 mm
Min Ground Turning Radius	1390 mm
Dozer Blade Max Ground Clearance
Dozer Blade Max Digging Depth	310 mm
Slope Capability	30° gradeability

HT18-1 & HT18-3 — Detailed Specifications (Shared Platform)

Models	HT18-1 (Multi-Engine Flagship) + HT18-3 (Streamlined Value)
Operating Weight	1800 kg
Bucket Capacity	0.03 m³
Main Hydraulic Valve	Beifang precision main control valve
Gradeability	30°
Swing Speed	12 RPM
Overall Dimensions (L×W×H)	4325 × 1100 × 2272 mm
Upper Structure Width	990 mm
Total Height	2272 mm
Standard Track Shoe Width	200 mm (wider track for better stability)
Track Gauge (Center Distance)	920 mm
Min Ground Clearance	119 mm
Tail Swing Radius	790 mm
Track Contact Length	1050 mm
Total Track Length	1545 mm
Min Swing (Turning) Radius	1711 mm
Color Options	Multiple colors available — Yellow, Red, Blue, White, Orange, custom RAL
Cab Configuration	Open canopy (standard) · Enclosed cab optional
Certifications Available	EPA, CE, ISO 9001 (specify when ordering)

HT18-1 & HT18-3 — Working Range & Digging Performance

Maximum Digging Depth	3160 mm
Maximum Digging Radius	2060 mm
Maximum Digging Height	2580 mm — excellent for truck loading
Maximum Dumping Height	1637 mm
Max Height at Min Swing Radius	2048 mm
Boom Swing Angle (Left)	75° — wide left-side swing for trenching alongside obstacles
Boom Swing Angle (Right)	45° — right-side swing for close-to-wall operation
Slope Capability	30° gradeability

Key Differentiators — Why Choose the HT18 Series?

🔥 Deepest Digging in Its Class	The HT18Y achieves an extraordinary 3470 mm maximum digging depth — the deepest reach in Shandong Hightop’s entire mini excavator lineup. Outperforms many 2-ton class machines from competitors while maintaining a compact 1800 kg footprint. Perfect for utility companies installing underground pipes/cables, landscapers building retaining wall foundations, and agricultural users digging irrigation trenches.
⚙️ Most Comprehensive Engine Selection	The HT18-1 offers three engine configurations — the widest choice in its weight class. Match engine type to your market: Kubota D722 diesel for established dealerships with service networks, Kepu 292 dual-cylinder gasoline for price-sensitive emerging markets, or premium D722 three-cylinder for heavy-duty applications requiring maximum torque reserve. No other 1.8-ton mini excavator offers this level of engine flexibility from one manufacturer.
🎯 Beifang Precision Valve (HT18-1/HT18-3)	Both HT18-1 and HT18-3 come standard with a Beifang (北方) main hydraulic valve — not a generic aftermarket part. Delivers smooth proportional control, minimal internal leakage, consistent flow distribution, fine-positioning accuracy for precision tasks (landscaping, interior demolition, grave digging), and proven long-term reliability. A clear quality differentiator versus budget competitors using no-name valves.
📐 Asymmetric Boom Swing (HT18-1/HT18-3)	The 75° left / 45° right boom swing angle on HT18-1 and HT18-3 is a rare feature in this size category. The wider left swing enables efficient trenching alongside buildings, fences, and obstacles without repositioning the entire machine. Combined with the tight 1711 mm minimum swing radius and compact 790 mm tail swing, these models excel in confined urban job sites where larger machines cannot operate.
🎨 Multiple Colors + Full OEM	Multiple factory color options — Yellow (construction standard), Red (high visibility), Blue, White, Orange, or any RAL code. Complete OEM private-label package: your logo on body panels, branded decals/stickers, custom-printed manuals, export crate branding. Build your own equipment brand with zero tooling investment.
🚜 Optional Cab Across All 3 Variants	Factory-fitted enclosed cab option available on HT18Y, HT18-1, AND HT18-3. No matter which variant you choose, cab installation converts the machine from fair-weather-only to all-season professional-grade. Critical advantage for rental fleets serving diverse climates, professional contractors with year-round contracts, and operators who prioritize comfort and safety during long shifts.

OEM & Private Label Customization

Custom Paint Color	Factory standard colors or specify any RAL code for exact brand-color matching
Custom Logo Application	Your company logo applied to body panels, counterweight cover, and arm structure
Branded Decals & Stickers	Safety labels, model badges, and warning stickers printed under your brand name
Operator Manual Branding	Custom-printed owner’s manual and service guide with your company information
Engine Brand Selection	Choose from Kubota D722 diesel / Kepu 292 dual-cylinder / Kubota D722 three-cylinder per your market
Variant Selection	HT18Y (deep dig) / HT18-1 (multi-engine) / HT18-3 (streamlined value)
Cab Configuration	Open canopy (standard) or factory-fitted enclosed cab (upgrade option on ALL 3 variants)
Packaging & Crate Branding	Custom export crate with your branding for professional container-unboxing experience

Why Choose Archer Machinery for Your HT18 Order?

Factory-Direct Pricing	Direct partnership with Shandong Hightop Group manufacturing facility — no middlemen markup, competitive FOB/CIF/DDP pricing for importers worldwide.
170+ Countries Served	Established export track record across Africa, Middle East, South America, Southeast Asia, Europe, and Oceania. Familiar with customs clearance, import duties, and local certification requirements in 50+ destination countries.
Kubota Genuine Engine Access	We source genuine Kubota D722 engines through official channels — guarantee authenticity, warranty coverage, and global parts availability. Counterfeit engine risk eliminated.
Container Load Optimization	Compact transport dimensions enable mixed-container loading — fit multiple HT18 units in one 40ft HQ container alongside other machinery orders. Reduce per-unit shipping cost by up to 35% vs. dedicated container shipments.
Spare Parts Availability	Complete spare parts kit included with every shipment: hydraulic seals, engine filters, track hardware, bucket pins/bushings, and wear parts for first 500 hours. Additional parts available via express air freight within 48-hour lead time.
Certification Support	EPA (US/EPA), CE (European Union), ISO 9001, and country-specific certifications arranged upon request. Documentation package includes Certificate of Origin, Test Reports, and Conformity Declarations.

Applications

Utility Installation	Water pipe laying, electrical conduit trenching, fiber optic cable burial, sewer line installation — HT18Y’s 3470 mm depth excels here
Landscaping & Gardening	Pond excavation, tree stump removal, garden bed preparation, drainage ditching — compact footprint preserves lawns
Construction & Demolition	Foundation digging, indoor demolition, basement excavation, site preparation, concrete breaking with hydraulic hammer attachment
Agriculture & Forestry	Irrigation channel digging, fence post hole excavation, orchard soil preparation, forestry trail maintenance
Road & Infrastructure Maintenance	Roadside drain cleaning, curb cut repair, sidewalk base preparation, pothole excavation, asphalt patch removal
Rental Fleet Operations	Ideal for equipment rental businesses — 1.8-ton class hits the sweet spot between homeowner DIY renters and professional contractor daily-rental customers. Low transport cost, easy trailer-loading, broad task versatility.

Interested in the HT18 Series Mini Excavator?

Tell us which variant fits your market — HT18Y (deep dig), HT18-1 (multi-engine), or HT18-3 (streamlined). We’ll prepare a quotation with your preferred engine, cab config, and OEM branding.

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