OffGridEmpire
Renogyvia RenogyUpdated < 1hr ago

1800W Mono Cabin Kit — 6x300W Panel + Midnite MPPT

Real build cost

$10,798$7,700+$3,098 hidden

Ships missing Monitoring, Inverter, and 1 more — see receipt below.

Underpowered forRV / van life or weekend cabin
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Updated 2026-05-08Prices refreshed every 6hMethodology →

Solar

1800W

Storage

None

Inverter

None

Cost / W

$6.00

Cost / Wh

N/A

System voltage

24V

Battery chemistry

N/A

What's included

50% complete
PanelsControllerBatteryInverterWiringMountingMonitor
Completion Gap Receipt
Advertised price$7,700
Required missing parts
+ Inverter~$1,299
+ Battery~$1,799
Hidden cost to finish+$3,098
Real build cost$10,798
+$3,098 hidden cost · 1.4x the advertised price

Real build cost = advertised kit + required missing parts only. Optional accessories and tools are not included in this total.

offgridempire.comPrice checked May 8, 2026
Methodology

Evidence

Cohort-normalized
Cost verdict
+$3,09840% gap — sticker is misleading
$7,700 advertised→$10,798 real
Completeness50%

Missing required parts:

MonitoringInverterBattery
Use-case fit
Underpowered for:RV / vanCabinShedEmergencyHomesteadBoat
vs 24 cohort peersLower = cheaper

100th percentile for $6.00/W

Deal status43 datapoints
Near average
Install complexityLow
3 parts to source
Alternatives in cohortSame system type, similar specs

Cheaper in cohort

Rich Solar 800W Premium Kit — 4x200W + 60A MPPT

$2,548 real build cost

More complete

Rich Solar 800W Premium Kit — 4x200W + 60A MPPT

57% complete vs 50%

Better $/W

VECTOR PRO 15.84kW — Enphase/APsystems Micro, No Battery

$0.69/W

Component breakdown

4 included · 3 missing
Monitoring

Not included

—

1×

Inverter

Not included

~$1,299

1×

Battery

Not included

~$1,799

1×

Solar Panels

Renogy 300W Mono

Included

6×

Renogy 300W Mono — 6x 300W = 1800W total

Charge Controller

Midnite Classic MPPT

Included

1×

Midnite Classic MPPT — 60A+ MPPT

Wiring

MC4 + combiner + cables

Included

1×

MC4 + combiner + cables — Included wiring kit

Mounting

Ground mount hardware

Included

6×

Ground mount hardware — 6-panel ground mount system

Total to complete~$3,098

Price history

Price History

▲ 3% ABOVE AVG
All-time low: $0Average: $7,509Current: $7,700High: $7,700

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See how this kit ranks in the 2000W Solar Kit guide

Cabins, full-time vans

Price Drop Alert

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