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Samlex SMH-5000X-12 5000 Watt Modified Sine Wave Inverter, 12V, 10000W Surge
Samlex SMH-5000X-12 5000 Watt Modified Sine Wave Inverter, 12V, 10000W Surge
Samlex SMH-5000X-12 - 5000W Modified Sine Wave Power Inverter, 12V
Warranty
Built for Demanding Loads
- Four NEMA 5-15R outlets plus a hardwire terminal - outlets are electronically fused with auto-reset, and the hardwire output feeds a distribution panel.
- Heavy-duty DC input terminals - two 8.5 mm connection holes per terminal accept the large-gauge lugs a 500 amp draw demands.
- ETL listed to UL 458 and CSA C22.2 No. 107.1 - vehicle-inverter safety standards for the USA and Canada.
Technical Specifications
| Samlex SMH-5000X-12 Specifications | |
|---|---|
| Part Number | SMH-5000X-12 (also searched as SMH 5000X 12, SMH5000X-12, SMH-5000X) |
| Output Waveform | Modified sine wave |
| Continuous Power | 5,000 W (resistive load) |
| Surge Power | 10,000 W (less than 1 second, resistive load) |
| DC Input Voltage | 12 VDC nominal (10.0 - 16.0 VDC operating range) |
| DC Input Current | 500 A maximum at continuous power; under 0.9 A at no load |
| AC Output | 115 VAC ± 0.5 VAC, 60 Hz ± 5% |
| AC Outlets | 4x NEMA 5-15R, electronically fused (ganged, auto-reset); hardwire terminal |
| Peak Efficiency | Over 90% |
| Protections | Low/high input voltage, ground fault, overload, short circuit, over-temperature (auto-reset) |
| Display | LCD: input voltage, output level, fault messages |
| Remote Control | Remote control port; wired 1-wire ON/OFF input |
| Cooling | Load and temperature-controlled smart variable speed fan |
| DC Input Fuse | Installed externally by the user |
| Dimensions | 9.05 x 13.6 x 5.3 inches (230 x 345 x 134 mm) |
| Weight | 14.33 lbs (6.5 kg) |
| Operating Temperature | -25°C to 50°C (-13°F to 122°F); output derated above 40°C (104°F) |
| Standards | ETL listed to UL 458 and CSA C22.2 No. 107.1 |
| Warranty | 2 years (Samlex America) |
Where This Inverter Is Used
- Fleet service and utility vehicles - corded tools and diagnostic gear without dragging a generator.
- Mobile workshops and contractor trucks - saws, grinders, and battery chargers running together at the site.
- Municipal and emergency response fleets - scene lighting and equipment power that starts with the ignition.
- High-demand jobsite and vocational units - a rolling AC supply for crews working away from shore power.
Ordering
Frequently Asked Questions
What can a 5000 watt inverter run?
Any mix of loads whose running watts stay under 5,000. A 15 amp circular saw (about 1,800 W), a jobsite air compressor, a microwave, and battery chargers can share the output at the same time. The 10,000 W surge rating covers the heavy starting draw of motor-driven tools.
Is modified sine wave right for my equipment?
For power tools, resistive heaters, work lights, and most jobsite equipment, yes, and it costs less per watt than pure sine. Microprocessor-based gear such as laptops, CPAP machines, and some battery chargers runs better on a pure sine wave. If your loads are mostly electronics, a pure sine model is the honest recommendation; if they are tools and motors, the SMH-5000X-12 is built for exactly that.
What does it take to wire 5000 watts at 12 volts?
Serious copper. Full output pulls up to 500 A, so plan for large-gauge cable, the shortest run you can manage, and an external DC fuse sized to the installation. Tell us your bank size and run length and we will confirm the details before you buy.
Can it turn on with the ignition?
Yes. A 1-wire ON/OFF input starts the inverter from the ignition circuit or a dash switch, and a remote control port supports switching from the cab. The LCD reports input voltage, output level, and fault messages at a glance.
Order online, or send the quantity, your delivery ZIP and your requested-by date and a battery specialist will confirm pricing, lead time and freight in writing, with no obligation to buy.
Call 1-877-775-4381 · battery specialists, not a call centerWARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov (State of California only).