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Off-grid inverter

EG4 12000XP: specs and datasheet

The 12000XP is the higher-power model in EG4’s XP line. Without solar it delivers 12,000 W; the 15,000 W with-PV rating applies only to model IV-15000-XP-IN-01, so check the model number before planning around it. Two MPPTs accept up to 28,000 W of recommended solar, the datasheet recommends more than 400 Ah of battery per inverter, and standby draw is under 70 W. Up to 16 units can be paralleled.

UL 9540 is pending for model IV-15000-XP-IN-1.

Output
12 kW
Battery
48 VDC
Solar input
28,000 W (14,000 W per MPPT)
MPPTs
2
Warranty
5-year standard warranty

Datasheet checked Sep 30, 2026

About the 12000XP

The 12000XP is the higher-power model in EG4’s XP line. Without solar it delivers 12,000 W; the 15,000 W with-PV rating applies only to model IV-15000-XP-IN-01, so check the model number before planning around it. Two MPPTs accept up to 28,000 W of recommended solar, the datasheet recommends more than 400 Ah of battery per inverter, and standby draw is under 70 W. Up to 16 units can be paralleled.

In one line An inverter turns the DC power from solar panels and batteries into the AC power household appliances use.

Key features · as listed by the maker

  • Two 35 A MPPTs; 24 kW maximum utilized solar, 28 kW recommended input
  • Can start a 5-ton air conditioner without a soft start
  • Separate ports for generator, AC coupling and smart loads
  • Up to 16 units in parallel (192 kW for IV-12000-XP-IN-1)

How power moves

Solararray 12000XPinverter Batterybank Houseloads Gridutility
  • Up to 28.0 kW of PV (recommended max)
  • 48 V battery bank
  • 12.0 kW continuous to your loads

Schematic only: it shows the direction of flow in each situation, not measured values. Wiring and code requirements are in the maker’s manual and your local code.

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Specifications

Model number
IV-12000-XP-IN-01 | IV-15000-XP-IN-01
Continuous output
Without PV: 12,000 W. With PV: 15,000 W @ 240 V | 13,000 W @ 208 V, but only on model IV-15000-XP-IN-01 (earlier units are limited to 12 kW)
Surge
15,360 W for ≈10 s (battery only)
Battery voltage (nominal)
48 VDC
Max battery charge/discharge current
250 A
Max PV input voltage
500 VDC
DC input voltage range (plan strings to this)
100 – 480 VDC
Recommended battery capacity per inverter
>400 Ah
MPPT operating voltage range
120 – 385 VDC
Number of MPPTs
2
Max usable PV input current
35 / 35 A
Max recommended solar input
28,000 W (14,000 W per MPPT)
Idle consumption (standby)
<70 W
Efficiency, battery to loads (max)
90.2%
Max units in parallel
16
Warranty (as listed)
5-year standard warranty
Weight
104.7 lbs (47.5 kg)
Ingress protection
IP20
Dimensions (H×W×D)
34.25×20.87×5.91 in (870×530×150 mm)

Each value is the datasheet line as printed (hover or long-press a value to see that line). A missing row means the datasheet does not list it. Specs change with new revisions: check the current datasheet (linked above) before you buy.

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Not affiliated with Signature Solar LLC or EG4 Electronics. Trademarks belong to their owners.