Part Name: Starter Relay
Part No: 129930-77970
Applicable Models: Yanmar Engine
Delivery Options : Express freight / Standard (sea) Freight
Condition/Options: New/ OEM replacement / Genuine original
Warranty : 6 months
MOQ : 1 Piece
Growshine Starter Relay 129930-77970 for Yanmar Engine Applications
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Customized Parts Development Service
Need a specific Starter Relay or other complex components like solenoids, sensors, or switches for your machinery? As Growshine International, we offer custom manufacturing and development for a wide range of spare parts including Yanmar Engine Parts and more. Contact us with your specifications!
Product Overview: Growshine Starter Relay 129930-77970
Ensure reliable engine starting with the high-quality Growshine Starter Relay, part number 129930-77970 (12993077970). This essential component is specifically designed for various Yanmar Engine applications, providing the necessary current to activate your starter motor. This engine electrical component is crucial for the proper functioning of your diesel engine's starting system. We provide superior quality replacement engine parts and reliable heavy equipment spare parts for all your maintenance needs.
Keywords: Yanmar Starter Relay, Diesel Engine Starter, Engine Starting System, Yanmar Engine Electrical Parts, Replacement Starter Solenoid.
Detailed Product Specifications and SEO Information
The Starter Relay 129930-77970, also known as 12993077970, is a vital part for the Yanmar brand engines. Growshine International ensures this relay meets strict quality standards, making it a reliable choice for Construction Machinery Parts, Heavy Truck Parts, Agricultural Machinery Parts, and Automotive Parts applications. Searching for wholesale heavy equipment spare parts or Yanmar generator set parts? Look no further. Our specialization in import export trade guarantees competitive pricing and efficient delivery of engine electrical parts worldwide.
Part Number: 129930-77970, 12993077970
Application Brand: Yanmar
Component Type: Starter Relay / Solenoid Switch
Key Application: Yanmar Engine Starting System
Market Focus: Engine Maintenance Parts, Generator Set Parts
Keywords: Yanmar Engine Parts Supplier, Heavy Equipment Parts Dealer, Reliable Starter Solenoid, Wholesale Engine Electrical Parts, Global Parts Export, Agricultural Tractor Engine Parts.
Growshine International: Your Global Parts Partner
Growshine International (格莳国际) is a leading company in the import and export trade of essential machinery components. Our core business revolves around providing high-quality Construction Machinery Accessories (like excavator electrical components), Heavy Truck Spares (such as truck engine sensors), Agricultural Equipment Components (including tractor hydraulic filters), and various Automotive Electrical Parts. We are committed to being your one-stop solution for aftermarket Yanmar parts and genuine heavy equipment spare parts.
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Keywords: Global Engine Parts Supplier, Heavy Duty Truck Parts Online, Farm Equipment Spares Exporter, Construction Equipment Maintenance Parts, Diesel Generator Engine Parts Supply, Wholesale Machinery Parts.
Essential Component Knowledge and Related Products
Understanding your machinery components is key to proper maintenance. Here are a few essential definitions:
Fuel Injector: Delivers fuel to the engine's combustion chamber. Example: Komatsu PC450-8 Fuel Injector.
中文：小松 PC450-8 燃油喷射器.
Русский: Форсунка Komatsu PC450-8. (Installation location: Engine Head)Hydraulic Pump: Converts mechanical power into hydraulic energy for movement. Example: Caterpillar 336E Hydraulic Pump.
中文：卡特彼勒 336E 液压泵.
Русский: Гидравлический насос Caterpillar 336E. (Installation location: Engine/Gearbox Interface) View Hydraulic Pump Products!Turbocharger: Increases engine power by forcing compressed air into the combustion chamber. Example: Cummins ISX Turbocharger.
中文：康明斯 ISX 涡轮增压器.
Русский: Турбонагнетатель Cummins ISX. (Installation location: Exhaust Manifold) Check our Garrett Turbocharger List!Steering Gearbox: Converts rotational motion of the steering wheel into lateral motion. Example: Volvo FH16 Steering Gearbox.
中文：沃尔沃 FH16 转向机.
Русский: Рулевой редуктор Volvo FH16. (Installation location: Chassis/Axle)Brake Caliper: Houses the brake pads and pistons to slow the wheel. Example: Mercedes-Benz Actros Brake Caliper.
中文：梅赛德斯-奔驰 Actros 制动卡钳.
Русский: Тормозной суппорт Mercedes-Benz Actros. (Installation location: Wheel Hub/Brake Disc)Alternator: Recharges the battery and powers the electrical system. Example: John Deere 8320R Alternator.
中文：约翰迪尔 8320R 交流发电机.
Русский: Генератор John Deere 8320R. (Installation location: Engine Front)Water Pump: Circulates coolant through the engine to prevent overheating. Example: Perkins 1104D Water Pump.
中文：珀金斯 1104D 水泵.
Русский: Водяной насос Perkins 1104D. (Installation location: Engine Block)Track Roller: Supports the weight of the excavator and guides the track chain. Example: Hyundai R380LC-9 Track Roller.
中文：现代 R380LC-9 支重轮.
Русский: Опорный каток Hyundai R380LC-9. (Installation location: Undercarriage)Oil Cooler: Dissipates heat from the engine oil. Example: Scania R450 Oil Cooler.
中文：斯堪尼亚 R450 机油冷却器.
Русский: Масляный радиатор Scania R450. (Installation location: Engine Block/Radiator System)Control Valve: Directs hydraulic fluid flow to actuators. Example: Doosan DX225LC Control Valve.
中文：斗山 DX225LC 控制阀.
Русский: Распределительный клапан Doosan DX225LC. (Installation location: Hydraulic System Center) Explore More Hydraulic Products!
We also supply parts for major brands like Caterpillar (Click for Caterpillar Products) and KALMAR (Click for KALMAR Products).
Heavy Equipment Troubleshooting: Starter Relay Failure
Problem: A Caterpillar 345D Excavator fails to start with only a clicking sound when the key is turned. The battery is confirmed to be fully charged.
Diagnosis & Solution: The clicking sound often indicates that the Starter Relay (129930-77970, 12993077970 in a Yanmar application or similar for Cat) or the starter solenoid is receiving power but not passing the high current required to spin the starter motor. The common cause is a faulty relay or solenoid contact.
Processing Scheme:
Check the wire connections to the Starter Relay/Solenoid for corrosion or looseness.
Test the voltage drop across the relay terminals while attempting to start. High drop indicates resistance.
If the relay is confirmed faulty, replace it with a high-quality component like the Growshine Starter Relay 129930-77970 or the correct Cat replacement part.
This ensures reliable engine electrical performance and prevents downtime.
Growshine International Business Scope
As Growshine International, we facilitate the import and export trade of a vast range of machinery components. Our mission is to provide global customers with reliable heavy equipment spares. We offer competitive solutions for Construction Machinery Parts, Heavy Truck Parts, Agricultural Machinery Parts, and Automotive Parts. We specialize in providing Engine System Parts (like this Yanmar Starter Relay 129930-77970), Hydraulic Components, Chassis Parts, and Electrical Accessories. Whether you need a single solenoid switch or bulk orders of heavy truck engine filters, Growshine is your trusted partner.
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