24 Volt Alternator 80 Amp
2、Compatibility: Compatible with OEM and aftermarket references DAEWOO 219088, RK390115, DELCO REMY 30090100033, 390115, DOOSAN 30090100025, 30090100033, 30090100034, 30090100207, 390041, A000028, K1010702, K1010703, and XITU ALD3329 series.
3、Performance: 24V 80A 8PK alternator providing robust power for stable operation of electrical systems under demanding conditions.
4、Reliability: Designed to resist vibration, heat, and mechanical stress, ensuring stable operation and long-lasting durability even in harsh industrial environments.
5、Quality: Made by XITU with 100% brand-new, high-quality components, tested to meet or exceed OEM specifications, delivering consistent output and a dependable replacement solution.
- Product Description
24 Volt Alternator 80 Amp – Industrial-Grade Power Solution
Our 24 Volt Alternator 80 Amp provides continuous power for heavy-duty machinery. Wuxi Xitu Industry and Trade Co., Ltd.'s industrial-grade alternator produces 1.92kW of reliable power at 24V with a constant 80-ampere output throughout demanding applications. It fixes high-load charging issues in Doosan 500LC-V excavators and Daewoo industrial equipment. Featuring OEM compatibility with DAEWOO 219088, DELCO REMY 390115, and DOOSAN 30090100033, this drop-in replacement meets or surpasses original specifications. Even during low-idle times, our 8PK pulley design performs well, and efficient heat management keeps stability under stress.
Our 20,000 m² IATF 16949-certified factory and 20+ years of competence provide comprehensive testing of every product before shipment.

What Makes Our 24 Volt Alternator Stand Out?
Not just another aftermarket part. We designed our alternator for real-world operations.
Your equipment must start and run consistently. GPS, telematics, hydraulic controls, and auxiliary lights may be powered by our 80-amp output without straining your engine's drive belt.
Its cut-in speed is below 1,200 rotor RPM. Even at engine idle, your batteries charge effectively, eliminating the "charging deficit" that troubles heavy machinery operators.
Die-cast aluminum housing with IP54 ingress protection against dust, moisture, and mechanical stress. This alternator performs well in dusty quarries and humid seaside areas.

Technical Specifications
| Parameter | Description |
|---|---|
| Voltage | 24V DC output |
| Current Output | 80 Amperes continuous |
| Power Rating | ~1.92 kW (2.2 kW peak) |
| Pulley Configuration | 8PK serpentine belt |
| Mounting Type | SAE J180 standard bracket |
| Regulator Type | Integrated electronic AVR with temperature compensation |
| Protection Rating | IP54 (dust and water resistant) |
| Winding Class | Class H copper (180°C tolerance) |
| Bearing Type | Heavy-duty sealed bearings (axial/radial load resistant) |
| Housing Material | Die-cast aluminum alloy |
| Rectifier | High-efficiency silicon bridge |
| Weight | Approximately 8-10 kg |
| OEM Compatibility | DAEWOO 219088, RK390115; DELCO REMY 30090100033, 390115; DOOSAN 30090100025, 30090100033, 30090100034, 30090100207, 390041, A000028, K1010702, K1010703; XITU ALD3329 |
Why Choose XITU for Your Alternator Needs
Our production capabilities distinguish us from generic providers. We offer low price and consistent quality with over 50 precise equipment and 500,000 items each year.
Five quality checks are performed on every 24 Volt Alternator 80 Amp before it leaves our factory. We test full-load performance curves to guarantee 80A at rated RPM without voltage dips.
Extended rounds of thermal endurance stress testing at 90°C are used. This ensures diode and regulator stability under extreme circumstances.
ASTM B117 salt spray resistance testing proves our housing and terminals won't corrode in chemical or marine situations. Dynamic rotor balancing reduces engine mount-damaging harmonic vibration.
Our alternators are tested for electromagnetic compatibility to prevent radio-frequency interference with sensitive electronic control equipment.

Built for Demanding Industrial Applications
You work under harsh conditions. Your alternator should.
Our product is designed for Doosan excavators and Daewoo heavy equipment, but its rugged design works for many 24V applications. This stable power source benefits construction, mining, agricultural, and maritime operations.
Fully sealed with two internal cooling fans, it controls heat well. Premium high-load bearings withstand mechanical stress and vibration.
Long periods of idle time occur with your equipment. A dead battery might cost you productive hours, but our low-RPM charging keeps batteries charged.
The 8PK serpentine belt combination gives great grip and power. Peak electrical demand won't cause belt slippage.
Quality Assurance You Can Depend On
We guarantee our items for 6 months. Professional servicing or free replacement for non-human-induced quality concerns.
Our own R&D team enhances product structure and performance. We update designs based on operator comments like yours.
All parts are new. We never utilize recycled or low-quality materials. Precision-machined housings, copper windings, and quality bearings prolong service life.
We don't only display our IATF 16949 and ISO 9000 certificates. They demonstrate our dedication to quality control from raw ingredients to completed goods.
For years, we've supplied foreign automakers. Our track record proves our goods' dependability and worldwide competitiveness.

FAQ
Q: Does this alternator suit my Doosan 500LC-V excavator?
A: This unit is designed for Doosan 500LC-V excavators and compatible with OEM part numbers 30090100033, 30090100034, and others in our specs table.
Q: How do 80 amp and higher-output alternators differ?
A: Mid-range electrical demands are balanced by an 80-amp alternator. It powers important systems without requiring drive belt changes and provides overhead for telematics and hydraulic controls.
Q: How does the low-RPM charging feature work?
A: Our alternator charges batteries at engine idle rates since its cut-in speed is below 1,200 rotor RPM. This minimizes charging shortfalls during long excavator and heavy equipment idle.
Q: Can this alternator handle high temperatures?
A: Yes. We performed thermal stress tests at 90°C ambient temperature and found Class H copper windings could withstand interior temperatures up to 180°C. Dual internal cooling fans increase heat dissipation.
Q: Does installation go easily?
A: Our alternator employs 8PK pulleys and SAE J180 mounting standards. No setup changes are needed to replace the OEM components indicated.
Q: What warranty coverage do you provide?
A: Our 6-month guarantee covers manufacturing faults and non-human-induced failures. Our technical support team provides fast assistance during the warranty and beyond.
Packaging and Delivery
Each alternator is protected for international shipping. For shipment protection, units are in reinforced boxes with foam inserts.
During maritime transit, moisture-barrier sacks and desiccant packets prevent humidity. Export-standard pallet loads are stretch-wrapped and fastened.
We maintain predictable lead times with effective supply chain management. From single replacement units to wholesale OEM volumes, we deliver on time.
Contact Us
Ready to upgrade your equipment's electrical reliability with 24 Volt Alternator 80 Amp? Our team is here to help you find the perfect power solution.
Email: arisa@xitu-auto.com.

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