Generator 4.0-4.5 Quiet
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The Yamaha 4.0–4.5 kW Quiet Inverter Generator delivers dependable, low‑noise power for construction sites, mobile crews, events, and emergency backup across Hawaiʻi. Featuring Yamaha’s advanced inverter technology, this generator produces clean, stable electricity suitable for sensitive electronics and power tools alike.
Powered by a 357 cc OHV engine, the EF4500iSE provides up to 4,500 watts peak / 4,000 watts continuous output with whisper‑quiet operation — only 58–60 dB(A) at rated load. The Smart Throttle™ system automatically adjusts engine speed to match demand, improving fuel efficiency and extending runtime up to 15 hours at ¼ load.
The unit includes electric start, automatic choke, and low‑oil shutdown, housed in a sound‑insulated steel enclosure with vibration‑dampening mounts. Compact and portable, it’s ideal for contractors, event operators, and homeowners seeking reliable power on Oʻahu, Maui, and the Big Island.
KEY FEATURES
- 4,500 W peak / 4,000 W continuous output
- Quiet operation: 58–60 dB(A) at rated load
- Smart Throttle™ for fuel efficiency and reduced noise
- Electric start with automatic choke
- Clean inverter power safe for electronics
- Low‑oil shutdown & overload protection
- 15 hr runtime at ¼ load
- Compact, sound‑insulated steel housing
- EPA & CARB compliant
TECHNICAL SPECIFICATIONS
| Specification | Detail |
|---|---|
| Model | EF4500iSE / EF4000DE |
| Engine | Yamaha MZ360, 357 cc OHV |
| Rated Output | 4,000 W |
| Max Output | 4,500 W |
| Voltage | 120 V AC |
| Noise Level | 58–60 dB(A) |
| Fuel Tank Capacity | 4.5 gal |
| Runtime | Up to 15 hr @ ¼ load |
| Weight | 194 lb |
| Dimensions | 30.5″ L × 24.3″ W × 27.6″ H |
| Start Type | Electric / recoil backup |
| Compliance | EPA, CARB |
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