WOPUSAI 4‑12kVA Air‑Cooled Diesel Engine, Model 170F / 173F / 178F / 186FA / 192F

WOPUSAI 3‑10kW(4‑12kVA)air‑cooled single‑cylinder diesel engines cover power range 4‑12kVA (3‑10kW). Including models 170F,173F,178F,186FA,192F. Adopting single‑cylinder, four‑stroke, air‑cooled structure, compact size, light weight, easy start‑up and simple maintenance. Widely used for small open‑type diesel generators, water pumps, agricultural machinery and small engineering equipment for home backup, farm and job‑site temporary power supply.

Product Overview

WOPUSAI single‑cylinder air‑cooled diesel engine series 4‑12kVA (3‑10kW). Classic vertical four‑stroke air‑cooled design. Available in recoil start or electric start option. Small footprint, no water‑cooling radiator needed, excellent adaptability for high‑temperature and field working environments. Matched for 4‑12kVA small generator sets, also drives water pumps, tillers and other farm machinery. Reliable performance for household standby power, construction site and agricultural mobile equipment.

‑ Series Model: 170F, 173F, 178F, 186FA, 192F ‑ Rated Power: 3‑10kW (4‑12kVA) ‑ Engine Type: Single‑cylinder, vertical, 4‑stroke, air‑cooled, direct injection ‑ Rated Speed: 3000rpm ‑ Starting Mode: Recoil start / 12V Electric start optional ‑ Fuel: 0# Diesel ‑ Application: Small diesel generator, water pump unit, agricultural machinery, small engineering equipment, household emergency power

Product Showcase

WOPUSAI 4‑12kVA air‑cooled diesel engine adopts high‑strength cast‑iron cylinder block, durable crankshaft assembly. Optimized direct‑injection combustion chamber for good fuel efficiency. Built‑in large‑area cooling fin for effective air cooling. Support recoil pull start or electric starter for easy operation. Every engine passes bench running‑in and performance test before delivery. Perfectly match small alternators to assemble portable open‑frame diesel generator sets.

Key Specifications

表格

Full model list: 170F (3kW / 4kVA), 173F (4kW /5kVA), 178F (5kW /6.25kVA), 186FA (6‑7kW /7.5‑8.75kVA), 192F (8‑10kW /10‑12kVA)

Core Advantages

1. Air‑Cooled Compact Structure No water‑cooling radiator, cooling fins dissipate heat rapidly. Light‑weight & small‑size, easy to carry and install, suitable for mobile field operations.
2. Dual‑Start Optional Design Standard recoil pull start; optional 12V electric starter. Convenient operation for different usage scenarios.
3. Direct Injection Combustion System Optimized fuel atomization, low fuel consumption, strong power output, good anti‑overload performance.
4. Durable Cast‑Iron Construction Heavy‑duty cast‑iron cylinder block and cylinder head, anti‑wear piston assembly. Long service life under frequent intermittent working cycles.
5. Simple Maintenance & Low Operating Cost Simple mechanical structure, easy access for oil change, filter replacement and routine inspection. Spare parts are widely available with low cost.
6. Wide Matching Compatibility Standard mounting dimensions, can pair with small alternators, water pumps, farm tillers and other equipment. Ideal for portable generator assembly.

🎯 Application Scenarios

‑ Household & small shop emergency backup power ‑ Farm irrigation water pump supporting power ‑ Outdoor construction, field mobile temporary power ‑ Small agricultural machinery, garden equipment power source ‑ Portable generator rental business

⚙️ Optional & Customization

‑ Electric starter assembly, battery bracket option ‑ Large‑capacity fuel tank upgrade ‑ Custom pulley / flange connection for different driven equipment ‑ Bare engine supply or complete portable generator set solution

Custom Workflow: Requirement Confirmation → Technical Proposal & Quotation → Production → Bench Test → Delivery.

📦 Packaging Standards

Export carton / plywood case packaging: ‑ Internal foam shock‑absorbing protection. ‑ Comply with ISPM‑15 export requirement for sea & land transportation. ‑ Complete test report and related documents for customs clearance.

🚛 Shipping & Delivery

‑ Full cargo insurance, whole‑process logistics tracking. ‑ Secure internal fixing to prevent transit damage. ‑ Full set of customs‑declaration documents for cross‑border trade. ‑ Standard production lead‑time: 7‑15 working days.

🏢 Brand Introduction

WOPUSAI Electromechanical, located in Foshan, Guangdong, is a comprehensive manufacturer integrating R&D, production and sales of diesel generator complete units, alternators and supporting power engines. WOPUSAI product lineup covers small single‑cylinder air‑cooled diesel engines to large industrial multi‑cylinder water‑cooled engines, matched with self‑produced brush‑type and brushless alternators. Product range includes portable open‑frame generators, silent canopy generators and large‑size container‑type power stations. All products pass strict bench test and load inspection before shipment. We provide one‑stop supporting solutions including control panels, mufflers, canopy housing and spare‑parts supply, delivering reliable products and professional after‑sales technical support for global partners.