1 / 7EGSCATEE 2500W Pure Sine Wave Inverter with Built-In ATS
Built-In: The EGSCATEE 2500W pure sine wave inverter converts 12-volt battery power to AC and includes an automatic transfer switch for RV or off-grid installations. Its listed 2500-watt output and 5000-watt peak claim are distinct ratings, and an external battery is required for inverter operation.
At a glance
- Built-in ATS is described as switching between shore power and inverter output in approximately 12ms. Sensitive equipment may still experience a brief interruption.
- The listing describes pure sine wave output and a 2500-watt continuous rating, with 5000 watts stated as peak output.
- Two AC outlets and an LCD remote are listed. USB and Type-C ports appear in a feature highlight, but their specifications are not detailed.
- Requires a compatible external 12V battery. The inverter is not described as a battery charger or energy-storage unit.
Reference price: $219.99
Price checked: Nov 14, 2026
View offerAhead of Black FridayExplore the selectionPros and cons
Pros
- Built-in ATS supports automatic transfer between shore power bypass and battery inverter output.
- Pure sine wave output and a stated 2500-watt continuous rating suit compatible AC loads within their running and startup limits.
- Includes a wired remote control with display and two listed AC outlets.
Cons
- The unit depends on an appropriately configured external 12V battery, which is not included.
- The stated 5000-watt peak rating is a surge figure, not the continuous output rating. Total load and startup demand must stay within applicable limits.
Technical specifications
16 specifications| Brand | EGSCATEE |
|---|---|
| Model | 2500W pure sine wave inverter |
| Power configuration | Solar and Battery Powered |
|---|---|
| Rated output power | 2500 watts |
| Peak output power | 5000 |
| Input voltage | 12 volts |
| Output voltage | 120 volts |
| Electrical waveform | Pure Sine Wave |
| Frequency | 60 hertz |
| Inverter capacity | 2500 |
| Number of AC outlets | 2 |
| Screen technology listed | LCD |
|---|
| Dimensions listed | 12.6"L x 7.4"W x 3.95"H |
|---|---|
| Weight listed | 8.8 pounds |
| Standby Power Shutoff | 90% |
|---|---|
| Color | Deep Gray |
What to know before buying
Listing details to confirm
Listing details are inconsistent: the title and feature text describe 110V/120V AC output, while the technical field specifies 120 volts. The listed dimensions of 12.6"L x 7.4"W x 3.95"H conflict with the feature text's larger measurements including mounting brackets. The title and features claim a 12-month and 2-year warranty respectively. The package list names battery cables, while the feature package description specifies one pair of 60 cm (23.6-inch) cables, approximately 3 AWG. Confirm the selected listing's output, installation dimensions, warranty and cable details before purchase. For installation, the listing says the manual N-G bonding switch must remain OFF on shore power and does not reset automatically. It recommends qualified verification of grounding and ATS compatibility.
What’s in the box
Included- Power inverter
- Battery cables
- User manual
- Remote controller
Who is it for?
A good fit for
- RV and camper-van owners integrating a 12V battery system with AC loads and shore-power transfer.
- Off-grid users whose combined appliance running and startup requirements fit the inverter's stated limits.
Less suited to
- Buyers seeking an all-in-one battery or battery charger. Neither is included as a function of this inverter.
- Loads that require more than the stated continuous rating or exceed its surge capability.

Customer reviews on Amazon
- 5 stars
76% 76% - 4 stars
11% 11% - 3 stars
4% 4% - 2 stars
2% 2% - 1 star
7% 7%
Customer feedback highlights reported performance in off-grid setups, power output, straightforward installation and a useful remote display. Some also report that the inverter trips at 5000 watts, while reliability feedback is mixed. That concern matters because 5000 watts is stated as peak output, not the 2500-watt continuous rating. These reports do not establish performance for every installation or load.
Positive themes
- Customers report good performance in off-grid setups and appreciate the output, installation connections and remote display.
Negative themes
- Some customers report that the inverter trips at 5000 watts.
Mixed feedback
- Reliability feedback is mixed.
Frequently asked questions
Does the inverter include a battery?
No battery is listed in the package. The product description says an external 12V battery is required for inverter operation.
What does the built-in ATS do?
The listing says it switches between shore power bypass and battery-powered inverter output in approximately 12ms. It cautions that sensitive equipment may experience a brief interruption.
Is 5000 watts the continuous output?
No. The listing specifies 2500 watts of output and states 5000 watts as peak power. Check appliance running and startup demands against the applicable limits.
What should I confirm before RV installation?
Confirm the output voltage, physical dimensions, warranty and cable details because the listing gives conflicting or differing information. The listing also calls for qualified checks of grounding and ATS compatibility.

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Offer details
- Use with a compatible external 12V battery. Match both running load and startup surge to the inverter's ratings.
- For shore-power integration, follow the installation manual and applicable electrical requirements. The listing says the N-G bonding switch must be OFF during shore power operation and requires qualified grounding and ATS compatibility checks.











