Larger construction companies use compact excavators for a specific reason: to work areas the main plant cannot reach. Utility connections, internal works, service corridors, footing runs against boundaries and restricted-access groundworks all need a machine that reaches the work and can still be moved without a crane.
MINGYI mini excavators are supplied to construction contractors as a complement to their larger plant, in the 1.5 to 3 tonne classes.
Where compact machines fit in a construction programme
In a programme driven by larger plant, the compact excavator is the machine that keeps trades moving in the tight spots: opening the service trench that runs behind a completed wall, breaking out the slab in a finished basement, digging the footing run inside an existing boundary.

A swing boom and a small tail swing let the machine work along those lines without repositioning and without putting its counterweight into an occupied area.
Fleet standardisation
Companies running several compact machines benefit from standardising on one engine family and one attachment interface. MINGYI machines can be specified with Kubota, YANMAR, Changchai, Laidong, Runtong, YARMAX or Youpu engines, and share a common quick-change attachment mount, so buckets, breakers and augers are interchangeable across the fleet.

Downtime and parts
On a programmed site, a machine waiting for a part affects every trade behind it. Specifying the engine family against a locally supported brand, and holding teeth, hoses and filters on site, removes most of that risk.
Construction programme uses
• Restricted-access groundworks and service connections

• Internal and basement excavation
• Footing runs against boundaries and existing structures
• Concrete and slab breakout in completed areas

• Backfilling and reinstatement behind other trades
Tell us where compact machines fit into your programme and how many you run, and we will specification a consistent fleet specification.
Working a mini excavator for construction companies through the seasons Weather decides which days are productive. Rain turns some ground unusable and cold changes how this class of machine starts and warms up, so planning the wet months around maintenance is more useful than planning around output. Seasonal planning smooths the workload. Machines that are busy for a few months and idle for the rest benefit from a service slot in the quiet period, and the unit in daily use prepared in the off-season starts the busy months reliably. Quick coupler practice on mini excavator for construction companies Couplers are specified early because they affect the arm and the hydraulic kit. Adding one to a machine of this size after delivery means new pins, new hoses and a fitment session; adding it at build time is a line on the sheet. For a fleet that shares attachments between machines, a common coupler standard matters more than the coupler brand. The equipment on site that picks up the same tools as the larger machines keeps the rack usable across the yard. Parts, service and support for mini excavator for construction companies Engine parts availability usually drives the engine choice. The machine itself built with an engine the local network already carries is serviced from stock rather than from an international order. Remote support is handled by video. The model in question fault can often be diagnosed on a walk-around call with the panel open, which is faster than waiting for a visit and avoids shipping a part that is not needed. Working a mini excavator for construction companies in confined spaces Clearance above matters as much as around. Door heights, pipework and overhead services set the limit for the machine in that duty indoors, and measuring them first avoids a machine that arrives and cannot be used. Ventilation is the other indoor constraint. Running the unit on the job inside a closed structure needs air movement, and that is a planning item rather than something to discover after the first hour. Landscaping and ground care with a machine built for the work Landscape contractors use the equipment in service for planting holes, pond excavation, grading and retaining work. The machine is light enough to cross finished lawn and narrow enough to work between established trees. On soft landscape work the surface is the constraint. This class of machine on rubber tracks crosses turf without stripping it, which is why the same jobs are not given to a wheeled machine. Road and paving work for the unit in daily use Patching and reinstatement favour a machine that can work in a lane closure. A machine of this size occupies less road than a full-size excavator, which reduces the traffic management needed and the length of the closure. Breaking out a failed slab and backfilling the same hole in one visit is normal work for the equipment on site. The breaker and the bucket come off the same coupler, so the road is reopened the same day. Working on slopes and uneven ground with the machine itself Ground that looks level often is not. The model in question crossing a filled trench, a soft edge or a hidden void behaves differently from one on undisturbed ground, and those are the places worth walking before driving. Planning the direction of travel helps. Working so that the machine in that duty is stable under load and not required to turn on a slope is a decision made before the job starts, not a correction made during it. Trailering and moving the unit on the job Transport weight and width decide whether a machine needs a specialist haulier. A machine built for the work sized to travel on a standard plant trailer behind a suitable vehicle moves with the crew rather than on a scheduled low loader. Loading practice matters as much as the numbers. The equipment in service is driven up ramps under its own power with the boom lowered and the tracks aligned, and secured at the points the manufacturer specifies. Specifying this class of machine against a job list Buyers who skip this step either over-buy or under-buy. The unit in daily use specified only from machine size tends to arrive without the coupler, the circuits or the track type the work actually needs. Useful information to send with an enquiry includes working width, required digging depth, ground conditions and the attachment set. Those four items let the factory specify a machine of this size that fits rather than a generic build. Operator technique for the equipment on site Output on a compact machine comes from placement rather than power. An experienced operator keeps the machine itself working inside the swing arc, positions once and digs a full run instead of repositioning for every bucket. The second habit is tool discipline. Running the model in question with the right bucket width for the trench means less spoil, less reinstatement and a cleaner job than a wide bucket and a lot of trimming. Attachments that turn the machine in that duty into several machines Attachment lists are best written before delivery. Specifying the unit on the job with the tools the job list needs avoids the work and delay of adding hydraulics later, and a quick coupler makes the swap a few minutes instead of a workshop job. Most of the daily variety on a machine built for the work comes from the attachment rack rather than from the machine itself. Bucket, breaker, auger, ripper, rake and grab cover the large majority of the work a contractor will see. Matching the equipment in service to ground conditions Soft ground is a flotation problem, not a power problem. This class of machine on wide rubber tracks crosses lawn, sand and cultivated soil that would stop a narrower machine or a wheeled unit of the same capacity. Hard and abrasive ground reverses the specification. On rock, demolition rubble or sharp gravel, steel tracks with rubber blocks on the unit in daily use survive conditions that cut a rubber belt quickly. Specification data for a machine of this size Where the equipment on site is being specified for a job list, the table below gives the factory figures that matter most: what the machine weighs, how deep and how far it works, and what it measures on a trailer. These are the reference figures for the machine itself. MINGYI confirms the final build sheet, including engine and attachment choices, against the destination and the job list before production. Enclosure and machine condition both reduce noise. The model in question with intact panels, sound mounts and a maintained exhaust is measurably quieter than the same machine with loose guards, and the difference matters on restricted sites. Dust control is often part of the same conversation. Water, timing and work sequence reduce what leaves the site, and agreeing them in advance keeps the machine in that duty working rather than stopped after a complaint.



Reference specification — mini excavator range 13W 15W 20-2L 30-2L Operating weight 1300 kg (2866.01 lb) 1400 kg (3086.47 lb) 1900 kg (4188.78 lb) 2400 kg (5291 lb) Transport size (L×W×H) 2200 × 930 × 2250 mm 2200 × 930 × 2250 mm 2600 × 1300 × 2344 mm 2800 × 1500 × 2500 mm Max digging depth 1630 mm (64.17 in) 1630 mm (64.17 in) 2100 mm (82.68 in) 2200 mm (86.61 in) Max digging height 2750 mm (108.27 in) 2750 mm (108.27 in) 2880 mm (113.39 in) 2900 mm (114.17 in) Max dumping height 1960 mm (77.17 in) 1960 mm (77.17 in) 2100 mm (82.68 in) 2100 mm (82.68 in) Max digging radius 2900 mm (114.17 in) 2900 mm (114.17 in) 3215 mm (126.57 in) 3330 mm (131.1 in) Max digging distance 2100 mm (82.68 in) 2100 mm (82.68 in) 2460 mm (96.85 in) 2700 mm (106.3 in) Minimum turning radius 1300 mm (51.18 in) 1300 mm (51.18 in) 1587 mm (62.48 in) 1555 mm (61.22 in) Travel speed 3 km/h (1.86 mph) 3 km/h (1.86 mph) 5 km/h (3.11 mph) 7 km/h (4.35 mph) Gradeability 30° 30° 30° 30° Fuel consumption 1-1.3 L/h (0.264—0.343 gal) 1-1.3 L/h (0.264—0.343 gal) 2-3 L/h (0.528—0.793 gal) 2-3 L/h (0.528—0.793 gal) Fuel tank capacity 10 L (2.64 gal) 10 L (2.64 gal) 16 L (4.23 gal) 16 L (4.23 gal) Hydraulic oil tank 16 L (4.23 gal) 16 L (4.23 gal) 18 L (4.76 gal) 18 L (4.76 gal) Dozer blade lift height 180 mm (7.09 in) 180 mm (7.09 in) 180 mm (7.09 in) 230 mm (9.06 in) Dozer blade drop depth 210 mm (8.27 in) 210 mm (8.27 in) 210 mm (8.27 in) 280 mm (11.02 in)
Q. Do you supply mini excavators to construction companies?
A. Yes. MINGYI supplies the 08, 12 and 18 models to construction companies and to rental fleets, direct from its China factory. Machines are built to order, so colour and decals can follow the buyer's fleet standard.
Q. Can you supply a fleet rather than single machines?
A. Yes. Fleet orders usually mix two or three sizes so that each crew takes the machine that fits its work. Because the models share the same engine and attachment families, the fleet carries fewer different spare parts.
Q. How do you handle specification across a fleet?
A. Send us the spread of work across your crews and we will propose which models cover it, with the tooling set for each. Standardising the engine family and the coupler across the fleet is what keeps service and part stocking simple.
Keeping a service record for the unit on the job
Patterns show up in the record before they show up in the machine. Rising oil consumption or a filter that keeps blocking on a machine built for the work is obvious on paper long before it becomes a failure on site.
Wear items and spares worth holding for the equipment in service
Holding spares is about downtime rather than the shelf itself. The question for this class of machine is not how large the part is but how long the machine sits while it is found, and a small shelf answers that better than a fast courier.
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