{"id":717,"date":"2026-08-13T01:09:48","date_gmt":"2026-08-13T01:09:48","guid":{"rendered":"https:\/\/rongfengmachine.com\/?post_type=product&p=717"},"modified":"2026-08-13T01:09:48","modified_gmt":"2026-08-13T01:09:48","slug":"rf-40-4-ton-mini-excavator","status":"publish","type":"product","link":"https:\/\/rongfengmachine.com\/es\/product\/rf-40-4-ton-mini-excavator\/","title":{"rendered":"RF-40: miniexcavadora de 4 toneladas"},"content":{"rendered":"","protected":false},"featured_media":719,"template":"","machine-types":[18],"class_list":["post-717","product","type-product","status-publish","has-post-thumbnail","hentry","machine-types-mini-excavator"],"meta_box":{"chanpinkapianmiaoshu":"4.0 Ton \u2022 0.1 m\u00b3 Bucket \u2022 2.83 m Digging 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Excavator","chanpinxinghao":"RF-40","chanpinbiaoti":"RF-40 4 Ton Mini Excavator","chanpinmiaoshu":"The RF-40 4 ton mini excavator offers 14 kW \/ 19 HP engine power, 0.1 m\u00b3 bucket capacity and a maximum digging depth of 2830 mm for construction, landscaping and farm work.","chanpincanshu1":"14 kW \/ 19 HP","chanpincanshu2":"4000 kg","chanpincanshu3":"0.1 m\u00b3","chanpincanshu4":"2830 mm","chanpinyoushibiaoti1":"THE DIGGING ENVELOPE","chanpinyoushimiaoshu1":"Maximum digging depth 2,830 mm, radius 4,835 mm, digging height 4,427 mm. Check these against your deepest trench and highest load point before ordering \u2014 reach is what decides whether the job finishes from one position.","chanpinyoushibiaoti2":"WHAT IT FITS THROUGH","chanpinyoushimiaoshu2":"Overall width 1,550 mm, height 2,480 mm, minimum turning radius 2,160 mm. On a confined site these figures matter more than engine power.","chanpinyoushibiaoti3":"BREAKOUT FORCE","chanpinyoushimiaoshu3":"Bucket digging force 23.5 kN, 20.5 MPa system pressure. This is the figure to compare against another machine of the same tonnage \u2014 it decides what the bucket does in compacted or stony ground.","chanpinyoushibiaoti4":"GETTING IT TO SITE","chanpinyoushimiaoshu4":"Operating weight 4,000 kg. This class needs a plant trailer or low loader rather than a standard towing setup \u2014 factor transport into the job cost.","chanpinyoushibiaoti5":"STABILITY ON THE GROUND","chanpinyoushimiaoshu5":"300 mm tracks, 1,565 mm ground contact length, 286 mm platform clearance. Contact area is what keeps the machine stable at full reach and stops it sinking on soft fill.","cahnpinyoushimiaoshu6":"SLOPES AND TRAVEL","chanpinyoushibiaoti6":"Travelling at 2.5\/4.5 km\/h. Tracked travel is slow by design \u2014 plan on trailering between sites rather than driving the machine there.","chanpinyoushibiaoti7":"ENGINE AND SERVICE PARTS","chanpinyoushimiaoshu7":"KUBOTA D1105 rated 14 kW \/ 19 HP. Quote the engine model when ordering service parts \u2014 these are mass-produced units, so filters and injectors are commodity items rather than dealer-only.","text_dslthn3t2db":"BUCKET AND BLADE","chanpinyoushimiaoshu8":"Standard bucket 0.1 m\u00b3, 450 mm wide, dozer blade lifting to 308 mm. Tell us the trench width you need and we will confirm the bucket before the machine ships.","wysiwyg_sje07y1j9y":"\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parameter<\/td>\nValue<\/td>\n<\/tr>\n
Operating weight (kg)<\/td>\n4000<\/td>\n<\/tr>\n
Emission standard<\/td>\nEPA4\/EURO 5<\/td>\n<\/tr>\n
Engine brand<\/td>\nKUBOTA D1105<\/td>\n<\/tr>\n
Power (kW\/hp)<\/td>\n14\/19<\/td>\n<\/tr>\n
Rotation speed (rpm)<\/td>\n2200<\/td>\n<\/tr>\n
Number of cylinders<\/td>\n3<\/td>\n<\/tr>\n
Max. torque of engine (Nm\/rpm)<\/td>\n70.3\/1600<\/td>\n<\/tr>\n
Displacement of engine (L)<\/td>\n1.123<\/td>\n<\/tr>\n
Engine oil capacity (L)<\/td>\n5.1<\/td>\n<\/tr>\n
Maximum travel speed, high\/low (km\/h)<\/td>\n2.5\/4.5<\/td>\n<\/tr>\n
Width of rubber track shoe (mm)<\/td>\n300<\/td>\n<\/tr>\n
Carrier roller (one side)<\/td>\n1<\/td>\n<\/tr>\n
Support wheel (one side)<\/td>\n3<\/td>\n<\/tr>\n
Standard bucket capacity (m\u00b3)<\/td>\n0.1<\/td>\n<\/tr>\n
Width of standard bucket (mm)<\/td>\n450<\/td>\n<\/tr>\n
Swing speed (rpm)<\/td>\n10<\/td>\n<\/tr>\n
Max. grade ability (%)<\/td>\n58<\/td>\n<\/tr>\n
Max. bucket digging force (kN)<\/td>\n23.5<\/td>\n<\/tr>\n
Max. arm digging force (kN)<\/td>\n14<\/td>\n<\/tr>\n
Hydraulic system pressure (MPa)<\/td>\n20.5<\/td>\n<\/tr>\n
Ground pressure (kPa)<\/td>\n24<\/td>\n<\/tr>\n
Fuel tank capacity (L)<\/td>\n23<\/td>\n<\/tr>\n
Hydraulic oil tank capacity (L)<\/td>\n24<\/td>\n<\/tr>\n
Flow of main pump (variable piston pump) (L\/min)<\/td>\n61.6<\/td>\n<\/tr>\n
Overall Dimensions<\/td>\n4195 \u00d7 1550 \u00d7 2480<\/td>\n<\/tr>\n
Axle base \/ track length on ground (mm)<\/td>\n1565<\/td>\n<\/tr>\n
Track gauge (mm)<\/td>\n1250<\/td>\n<\/tr>\n
Minimum ground clearance (mm)<\/td>\n286<\/td>\n<\/tr>\n
Swing radius at tail (mm)<\/td>\n860<\/td>\n<\/tr>\n
Boom length (mm)<\/td>\n2200<\/td>\n<\/tr>\n
Arm length (mm)<\/td>\n1300<\/td>\n<\/tr>\n
Max. digging height (mm)<\/td>\n4427<\/td>\n<\/tr>\n
Max. dumping height (mm)<\/td>\n3005<\/td>\n<\/tr>\n
Max. digging depth (mm)<\/td>\n2830<\/td>\n<\/tr>\n
Max. vertical digging depth (mm)<\/td>\n2530<\/td>\n<\/tr>\n
Max. digging radius (mm)<\/td>\n4835<\/td>\n<\/tr>\n
Min. swing radius at front (mm)<\/td>\n2160<\/td>\n<\/tr>\n
Max. lifting height of blade (mm)<\/td>\n308<\/td>\n<\/tr>\n
Max. cutting depth of blade (mm)<\/td>\n363<\/td>\n<\/tr>\n
Boom swing angle left\/right (\u00b0)<\/td>\n69\/45<\/td>\n<\/tr>\n
Bulldozer height (mm)<\/td>\n330<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","rf_scene_title1":"Trenching and utilities","rf_scene_desc1":"Maximum digging depth 2,830 mm, 450 mm bucket. Reach of 4,835 mm means most service trenches are finished from one position instead of repositioning down the run.","rf_scene_title2":"Confined and indoor work","rf_scene_desc2":"Overall width 1,550 mm, minimum turning radius 2,160 mm. These are the figures that decide whether the machine gets through a doorway or works along an existing wall.","rf_scene_title3":"Loading and backfill","rf_scene_desc3":"Discharge height 3,005 mm, 0.1 m\u00b3 bucket, dozer blade lifting to 308 mm. Dig, load the truck and level the backfill without a second machine on site.","rf_scene_title4":"Slopes and soft ground","rf_scene_desc4":"300 mm tracks, 1,565 mm ground contact length. Tracks spread the weight so the machine keeps working on ground that would stop a wheeled loader.","rf_access_val1":"1.75 m","rf_access_note1":"From 1,550 mm overall width","rf_access_val2":"2.6 m","rf_access_note2":"From 2,480 mm overall height","rf_access_val3":"2 units","rf_access_note3":"Single file \u2014 subject to loading survey","rf_access_val4":"4,000 kg","rf_access_note4":"Low loader or plant trailer required","rf_best_for":"Site preparation, trenching and bulk excavation on open ground","rf_pto_spec":"Bucket 0.1 m\u00b3 \u00b7 23.5 kN breakout"},"_links":{"self":[{"href":"https:\/\/rongfengmachine.com\/es\/wp-json\/wp\/v2\/product\/717","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rongfengmachine.com\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/rongfengmachine.com\/es\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rongfengmachine.com\/es\/wp-json\/wp\/v2\/media\/719"}],"wp:attachment":[{"href":"https:\/\/rongfengmachine.com\/es\/wp-json\/wp\/v2\/media?parent=717"}],"wp:term":[{"taxonomy":"machine-types","embeddable":true,"href":"https:\/\/rongfengmachine.com\/es\/wp-json\/wp\/v2\/machine-types?post=717"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}