Best Engineering Kits Wholesalers
Discover a comprehensive selection of engineering kits from global wholesalers, featuring innovative design, precision components, and customizable options for various projects and applications.
Engineering KitsSTEM EducationPrototyping ToolsRobotics ComponentsElectronics Projects
Hebei Stariver Tech Co., Ltd.
🇨🇳 China
201611-50 peopleManufacturer/Trading Company/Wholesaler/DistributorOEM manufacturer
ODM manufacturer
Product customization
Small batch production
Shipments
7
Key customer
WILD BLUE MOON
Key market
Africa
Review
4.85
Engineering Building Blocks Education Creative Diy Children's Games Gear Engineering Kits Stem Toys$2.2
10 in 1 Educational Engineering STEM Block Kit Engineering Building Blocks Children Assembled Creative Blocks$6.6
Science Engineering Toys Electronic Engineering Toys Science Gifts$1
3-In-1Gear Engineering Building Blocks Engineering Kits Stem Toys Science and Education Creative Building Block Toys$2.8
Engineering Building Kits Building Block Sets Educational Stem Toys Children Building Blocks$6.8
DIY Soft Construction Set for Kids Model DIY Building Kit Excavator Children Hand on STEM Engineering Toys for Kids$7.64
Vintage 3d Puzzle Wooden Medieval Trebuchet Wooden Handmade Assembled Jigsaw Puzzle Pieces Science Engineering Toys$11.06
STEM Toys Kids Building Toys Mechanical Engineering Building Blocks DIY Learning Construction Set Educational Toys$7.6
2023 Build&play Juguete Boys 18 Models in 1 DIY Construction Engineering Toy Educational Children Building Set STEM Toys$9.51
DIY Doodle Toys Transparent Pvc Windmill Wholesale Handmade Children's Painting Art Craft Kit for Kids Learning Toys$0.83
DIY STEM Toy Science Experiment Kit Bee Solar Powered Toy for Kids Students$2
DIY STEM Paddle Wheel Ship Physics Educational Science Kits Toy$0.4
Acebott Stem Education Tech Co., Ltd.
🇨🇳 China
202051-100 peopleTrading Company/DistributorOwn brand
Product customization
Shipments
10
Key customer
SHAURYA
Key market
North America
Review
4.8
Makey Makey STEM Kit Educational Science Kits Engineering and Computer Coding Activities Hands-on Technology Learning Kits$49.95
Mk Mk STEM Pack Classroom Invention Literacy Kit Makey Makey Engineering and Computer Coding Activities - Ages 8 and Up$699.95
MK MK Kit Educational Science Engineering Kits for Kids Computer Coding Activities STEM Kits for Makey Makey Ages 8-10$44.95
ACEBOTT 4DOF Smart Robot Arm Kit ESP32 Robotic Car Set for STEM Classroom DIY for Arduino Automation Projects Robotics Kits$30.5
Robotic Arm Kit 4 Axis Control Smart Robot Platform with ESP32 Board for Arduino Learning Project Programmable DIY Kit$30.5
ACEBOTT ESP32 Smart Tank Robot Car Kit For Arduino DIY Programmable STEM Toys$217913
ACEBOTT IOT Smart Home Electronic Component Kit ESP32 Learning Kit$38.5
ACEBOTT ESP32 IOT Projects Wooden House STEM Smart Home Starter Kit Programming for Arduino Language C Age 8+$63.98
ACEBOTT ESP32 Programmable Robot Arm Car Kit for Arduino Smart Robot Car Set for Learning Education Automation Kits$1738
ACEBOTT ESP32 Programmable Robot Car Kit for Arduino Smart Robot Car Set for Learning Education Automation Kits$209333
MK Kit with USB Cable Line Alligator Clips for Children Makey Makey$49.8
Shinyo Project The Most Complete Ultimate Starter Kit With TUTORIAL Compatible With Arduino IDE$16.29
Xuchang Hengna Trading Co., Ltd.
🇨🇳 China
20205-10 peopleTrading CompanyOEM manufacturer
ODM manufacturer
Product customization
Low MOQ
Shipments
33
Key customer
ASIA GREEN SOLUTION
Key market
North America
Review
5
6205 Bearing Five Hole Front Wheel Hub Engineering Electric Tricycle Flange Assembly Agricultural Machinery Engineering$12.52
Low Speed Engineering Electric Tricycle Brushless Motor Rear Axle Modified Tricycle Kit$225
100cm 3000W Electric Engine Dc Motor Electric Car Kit Motor Differential Kit for Electric Tricycle$412.7
48v 800W DC Brushless Controller Kit 18G Tube Variable Speed Controller Assembly, Engineering Electric Tricycle Parts$46
4000w Electric Vehicle Tricycle Brushless Motor Heavy Oil Brake Rear Axle Engineering Pedicab Gearbox Conversion Kit$550
80cm 1500W DC Brushless Motor Rear Axle Controller Conversion Kit Electric Engineering Tricycle Drum Brake Driving Axle$251.6
48V 60V 1800W BLDC Geared Motor Differential Kit Fan Permanent Magnet Engineering Brushless Electric Tricycle Four-Wheel$95
48V-60V 1500W Brushless Geared Motor Differential Kit Fan Permanent Magnet BLDC Engineering Electric Tricycle Four-Wheel Motor$89
1000W Brushless Electric Tricycle Go Cart Motor Conversion Kit Small Tricycle Toy Engine Electric Rickshaw Square Wave Motor$62.9
4000W Engineering Tricycle Brushless Gear Shift Rear Axle Kit Modified Freight Tricycle Suspension Oil Brake Rear Axle Assembly$570
72V3000W Brushed Motor Controller, High-Power Engineering Vehicle Speed Regulator$112.04
12V24V Engineering Vehicle Intelligent Electronic Flasher Turn Signal Buzzer Flasher$3.73
Guangdong Judao Toys Co., Ltd.
🇨🇳 China
202011-50 peopleTrading CompanyOwn brand
OEM manufacturer
Shipments
2
Key customer
A Y B
Key market
North America
Review
4.8
2023 New Arrivals Wange 1404 Mechanical Engineering Series Power Machinery Steam Engine 4in1 MOC Building Block Toys for Kids$10.1
MOULD KING 10204 FE Sports Car V8 Engine Model Sports Car Engine Building Block Sets MOC Brick Toys for Kid Christmas Gift$16
Reobrix 33019 Aviation turbofan engine Model MOC Building Blocks Toys puzzle Block Bricks kits for kids Christmas Gift$29
MOULD KING 17073 Engineering puzzle Building Kits 3218pcs Motorized LTM1110 Crane Tuck MOC Puzzle Toys for Kid Christmas Gift$82
Mould King 10227 V8 Engine Model transmission Assemble Building Blocks toys kids MOC Bricks Blocks kits for kids Christmas Gifts$15.8
MOULD KING 24083 Road roller Engineering vehicle building blocks set Truck Puzzle toys MOC Bricks kits for kids Christmas Gift$5.7
MOULD KING 13201 Plastic Assemble Kit Bricks Sets Puzzle Engineering Toys Model Car Peter American Truck Building Block for Kids$54
MOULD KING 17065 MK CRANE Crane Model Building Blocks Toys Motor Power Truck Engineering Brick Blocks Kits Christmas Gift Toys$106
MOULD KING 10187 Engine clock model Building Blocks sets Motor drive mode MOC Puzzle education toys bricks kits for Adult gift$40.8
Y15001 Supercar V8 engine Model Building Block kits MOC bricks Block toys Motor drive Creative puzzle Toy for kid Birthday Gift$36
New Arrival Mould King 27081 Sports Mini Race Car Kit Building Blocks Sport Car Engineering Toy Block Kit for Kids Adult$5.2
Mould King 10250 LR Sports car V10 engine Model Building Blocks sets MOC Bricks kits Creative Blocks Toys for kid Christmas Gift$30.7
Can I save suppliers to a custom list?
Yes, you can save suppliers into custom lists to organize them later. This helps you build shortlists for different projects, product categories, markets, or sourcing stages without relying on spreadsheets.
Jining Xinsong Construction Machinery Co., Ltd.
🇨🇳 China
20125-10 peopleTrading CompanyOEM manufacturer
Low MOQ
Product customization
Key customer
KOMATSU
Key market
North America
Review
4.9
Description
Jining Xinsong Construction Machinery Co., Ltd. is a specialized trading company based in Jining, China, a globally recognized manufacturing hub for construction machinery. Established in 2012, the company leverages its strategic location near major industry leaders like Komatsu and Shantui to supply a comprehensive range of genuine and OEM spare parts. With over 12 years of industry experience and a background as a maintenance facility, the company provides high-level technical expertise in construction equipment components.
The company specializes in parts for excavators, wheel loaders, and bulldozers, with a particular focus on Komatsu PC series models ranging from PC30 to PC450. Their extensive product portfolio includes hydraulic pumps, swing devices, final drives, control valves, and engine components such as fuel injection pumps, cylinder heads, and gasket kits. They also supply critical electrical parts, undercarriage components, and chassis accessories.
Operating with ISO 9001 certification, Jining Xinsong Construction Machinery Co., Ltd. maintains large-scale warehousing facilities to ensure a quick and efficient supply chain for international clients. The company serves a global market, offering competitive pricing and professional maintenance support. Their business model focuses on direct sales and reliable sourcing through firm cooperation with numerous OEM plants, ensuring quality standards for heavy machinery maintenance and repair across the construction sector.
Construction Machinery Engine CRANKSHAFT REAR SEAL 6711-21-3521 6D140 Engine$35
6711-21-3521 for S6D125 S6D140 Engine diesel Engine Accessories Oil Seal$35
Mechanical Engine Parts CRANKSHAFT REAR SEAL 6151-21-4150 for Engine S6D140$80
6219-51-1000 12v140 Engine Oil Pump Assembly 6219511000 for 12V140 Engine Assembly Komatsu$950
12V140-3 6219-K1-1200 6219-K2-1200 Engine Service Kit$83161.62
For 12V140 Engine Gasket Kit 6219-K1-1200 6219-K2-1200$101641.98
Mechanical Engine Parts FUEL PUMP 6217-71-1120 094000-0320 for Engine WA500-3 SA6D140E-3$700
Engine Crankshaft Rear SEAL 6240-21-4250 for Engine SAA6D170E-3 EXCAVATOR PC1250-7 PC1250-8$90
Mechanical Engine Parts REAR SEAL 6732-21-1311 CU 5405392 for Engine D65EX-17 SAA6D114E-5$27
6241-k6-9900 Gasket Kit Water Pump for KOMATSU Saa6d170e-3 Engine$80
S6D140 Engine Front Seal 6711-21-3521$45
6696-61-9921 Komatsu 6D140 Engine Gasket$10
Guangzhou Apollo Technology Co., Ltd.
🇨🇳 China
2012101-200 peopleManufacturer/Trading Company/Wholesaler/Distributor/OTHERODM manufacturer
Product customization
Industry association member
Multinational enterprise
Shipments
19
Key customer
ASPIRE ENTERPRISE
Key market
Oceania
Review
4.3
3306 Engine Cylinder Liner Kit Excavator Engine Part CAT Machinery$246.51
4D31RCT Excavator Engine Rebuilt Kit Engine Piston Kit for HD400SEV$198
ERP100T Excavator Engine Rebuilt Kit Engine Piston Kit for EX300-1$198
Excavator Engine Part CAT E350 E350L 3306 Engine Cylinder Liner Kit Machinery$249
Engine 3406 Repair Kits CAT 3406 B/C/E Engine Overhaul Kit Cylinder Liner Kit CAT Engine Parts Complete Gasket Kit$249
4TNV-94L Cylinder Sleeve Assembly Engine Piston Kit R55-7S Engine Overhaul Kit$198
Excavator Engine Parts Gasket Construction Machinery 3054 3066 3126 3304 3306 3512 3508 Engine Liner Kit$246.51
Factory Price Diesel Engine Engineering Machinery Parts Rebuild Kit Liner Kit Piston Body 7N5036 for Cat D353$20
High-Quality Excavator Rubber Engine Mounting SH120A3 Engine Cushion$7.92
High-Quality Excavator Rubber Engine Mounting E324D Engine Cushion$7.92
Construction Machinery Excavator Engine Cushion for XG821 Engine Mounting$7.92
Factory Price Diesel Engine Rebuild Kit Piston Crown 145-6700 for Engine C15 for CATERPILLAR Excavator Spare Parts$19.8
Wenzhou Choieo Education Technology Co., Ltd.
🇨🇳 China
201211-50 peopleManufacturer/Trading Company/Service CompanyLow MOQ
High-tech enterprise
Product customization
OEM manufacturer
Shipments
104
Key customer
ADVANCE TECHNOLOGY CONSORTIUM
Key market
🇧🇩 Bangladesh
Review
5
Single and Three Phase Electrical Transformer Trainer Electric Engineering Training Kits$2118
Choieo AC & DC Electrical Motor Characteristics Testing Trainer Electrical Engineering Experiments Electric Motors Training Kits$8400
Portable Basic Pneumatics Training Box Engineering Pneumatic Teaching Equipment Didactic Trainer$1203
Multi-Lights Lighting Control Training System Electrical Engineering Skill Educating for University$1596
CFH-113 Advanced Hydraulic System Trainer Electro Hydraulic Equipment for Engineering Education$3445.72
Cez-301 Electrical Engineering Electronics Customized Digital Circuit Circuit Board Lab Laboratory$483
Motor Control and Electric Drive Technology Trainer Electrical Engineering Workbench Training Equipment$5956
Movable Educational Equipment Low Voltage Electrician Operation Trainer Electrical Engineering Training Workbench$1912
Multi-Station Mechatronics Engineering Production Training System Automatic Educational Training Modular Equipment$22200
Vocational Electrical Engineer Wiring Installation Maintenance Electric Drive and Lighting Installation Trainer$2307
Flexible Hands-on DC Motor Control Trainer for Engineering Education Labs Educational Equipment$1646
Multi-Person Double-Sided Electro Pneumatics Operation Trainer College Pneumatic Engineering Teaching Training Equipment$3562
Mingyang Machinery (Tianjin) Co., Ltd.
🇨🇳 China
202211-50 peopleTrading CompanyLow MOQ
High product rating
Key customer
LIUGONG
Key market
South America
Review
5
Description
Mingyang Machinery (Tianjin) Co., Ltd. is a professional trading company based in Tianjin, China, specializing in the supply of comprehensive spare parts for heavy construction machinery. Established in 2022, the company has quickly positioned itself as a reliable source for original and economical components, particularly for major Chinese brands such as XCMG, Sinotruck, Liugong, Lonking, SEM, Zoomlion, and Sany. Their extensive product portfolio covers a wide range of categories including motor grader spare parts, wheel loader components, excavator parts, and crane assemblies.
The company's technical offerings include hydraulic pumps, motors, and cylinders, as well as transmission parts, engine assemblies, and brake system components. Specific specialized items include torque converter sensors, solenoid valves, gear shafts, radiators, and steering gears. Mingyang Machinery also provides essential maintenance and wear parts such as filters, bucket tooth pins, side blades, and track chains.
Operating with a team of 11 to 50 employees, the company maintains a strong focus on quality control and international trade efficiency. Their commitment to quality is backed by ISO 9001 certification and verification by TüVRheinland. Mingyang Machinery is dedicated to serving the global market by providing full customization capabilities and efficient sourcing solutions designed to reduce downtime and costs for international construction and earthmoving operations.
Cylinder Head Gasket Diesel Engine Parts 4946619 Excavator Engine Gasket Kit$8
Wheel Loader New Engine XCMG LW300 LW300KN LW300FN Wheel Loader Engine Assembly WP6G125E22 for CDM833 Engine$2700
XCMG LW300F Loader Engine$5900
XCMG Machinery Spare Parts Engine Assembly Diesel Motor Engine for Excavator XCMG Excavator Spare Parts$4760
Engine Parts 61000070005H 1000424655A OIL FILTER$5.2
Diesel Engine Parts for XCMG ZL50GN Water Pump$85
Excavator Xe215c Xe215d diesel Engine Horn Beeper Alarm XCMG$30
High Quality XCMG Spare Parts for Wheel Loader Engine$40
803504622 Engine Parts air Conditioning Controller for XCMG Machine$43
Excavator Engine Parts for Harness for XCMG Construction Machinery Parts$400
Excavator Parts Engine Parts Water Pump 4891252 Use for Cummins$100
for xcmg Excavator Xe215c Xe215d diesel Engine air Container Compressor$200
Shenzhen DIY Maker Co., Ltd.
🇨🇳 China
201611-50 peopleTrading Company/Service Company/Wholesaler/DistributorODM manufacturer
Product customization
Dropshipping ready
Custom packaging
Shipments
270
Key customer
ELECTRONICA I D
Key market
🇨🇴 Colombia
Review
5
692pcs V8 Combustion Engine Model Kit That Runs - Build Your Own STEM V8 Turbocharged Small Particle Assembly Building Blocks$14.99
Stemedu Variable Transmission Technical Parts MOC Speed Gearbox Mechanical Engine Building Block for Boys Girls$10.99
1787pcs+ 10087 L4 Engine Model Motor Drive Racing Car Building Block Brick Children MOC Toys Gifts$19.33
Stemedu Technical 6-cylinder Engine 4-speed Gearbox Bricks Educational MOC Building Blocks Parts DIY Toys Model$22.11
Stemedu MOC Mechanical Group Model Engine Toy 6-Speed Gearbox (U.S. Model) Building Blocks Bricks for Kid$6.89
17024 Mechanical APP Remote Control Bulldozer Engineering Vehicle Assembly Building Block Toys for 14 Years and Adult$55.88
Stemedu MOC Mechanical Group Sequence 4 Gears Transmission 4 Speed Engine Gearbox Reverse Building Blocks Bricks for Kid$10.99
Stemedu Technical Super V8 Engine Combination With Reverse Gearbox Educational MOC Building Blocks Bricks Parts DIY Toys Model$19.89
Mould King 497pcs 10171 LSX454 V8 Engine Model Motor Drive Racing Car Building Block Brick Children MOC Toys Gifts$17.36
Mould King High-Tech Electrically 10182 V8 Tank Engine Model Motor Drive Racing Car Building Block Brick Children MOC Toys Gifts$17.33
Stemedu STEM Electronic Snaps Kit - 15+ Circuit Experiments, Science Building Blocks Educational Toy for Kids$8.22
280PCS Electronic WEDO 2.0 Construction Core Kit Building Block Set DIY Robotics Educational Toy Kids Gift$28.68
Qinhuangdao Qinjia Water Environmental Engineering Materialtechnical And Development Co., Ltd.
🇨🇳 China
201451-100 peopleTrading CompanyOwn brand
Product customization
Shipments
26
Key customer
NRG ELECTRONIC
Key market
Africa
Review
4.9
Factory Direct Sale AMK30 Hydraulic Mini Excavator Featuring Core Engine Component$13200
Easy-to-Operate Mini Excavator for Construction Engine As Core Component$11000
High Quality SB43 Hydraulic Side Type Breaker Hammer with Engine Core Component$490
Factory DP-03 Excavator Crushing Pliers with Hydraulic Attachments Engine As Core Component$1715
Factory Direct Sale for SB30 Hydraulic Breaker Hammer with Engine Core Component Included$460
QinJia Engineering Machinery Parts Hydraulic Breaker Hammer Spare Flange Adapter for 0.8-40t Excavators$85
Factory Direct Sale for Furukawa HB20G Hydraulic Breaker Hammer with Engine Core Component Included$390
New Durable 24V Hydraulic Excavator Breaker Fittings Complete Specifications Relief Valves for Retail Industries Engine$7
Hot Sale for SB30 Hydraulic Breaker Hammer Economically Priced with Side Type Core Component Engine$430
AMK450 Hydraulic Crusher for 1.2-3.0 Ton Construction Machinery Excavator Core with Engine and Breaker Hammer$2700
High Quality New Condition Compatible Injectors for Excavators and Loaders Construction Machinery Engine Parts Retail Models$68
Hydraulic Hammer Excavator Demolition Breaker Backhoe Loader with Side Mount Type Core Components Pump and Engine$35682.85
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