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Enphase M250 Microinverter

Enphase M250 Microinverter

End of life. Next Generation: IQ7 Plus

Enphase Modulinverter M250 72-2LN-S2 - Microinverter

The Enphase Energy Microinverter System improves energy harvest, increases reliability, and dramatically simplifies design, installation, and management of solar power systems. The Enphase System includes the microinverter, the Envoy Communications Gateway,TM and Enlighten,® Enphase’s monitoring and analysis software

20-Year Limited Warranty - European Union

Please note:
The device need country settins to work. The Envoy Communications Gateway sets the settings automatically.
If no Envoy is available or required you can order the setting here.
And without additional Enphase cable you will loose the warranty from Enphase.

When ordering more than one device, please inform us whether the devices are to be operated on a cable, or individually.


- Maximises energy production
- Minimises impact of shading, dust, and debris
- System availability greater than 99.8%

- 4th-generation product
- More than one million hours of testing and five million units shipped

- Quick and simple design, installation, and management
- 24/7 monitoring and analysis

- Low-voltage DC reduces fire risk
- No single point of system failure
- Easy installation with Engage Cable



Model: M250-72-2LN-S2/5
Recommended input power (STC): 210 - 310 W
Maximum input DC voltage: 60 V
Peak power tracking voltage: 27 V - 48 V
Operating range: 16 V - 60V
Min/Max start voltage: 22 V / 48 V
Max DC short circuit current: 15 A



Peak output power: 258 W
Rated output power: 250 W
Rated output current: 1.09 A
Nominal voltage: 230 V
Nominal frequency: 50.0 Hz
Power factor: >0.95
Maximum units per 20 A branch circuit: 14 (Ph + N), 42 (3Ph + N)
Maximum units per cable section: 14 (Ph + N), 24 (3Ph + N)
Maximum output fault current: 850 mA rms for 6 cycles
Current (inrush): 0 A
AC backfeed current to module: 0 mA



EN 50530 (EU) efficiency: 95.7%
Static MPPT efficiency (weighted, reference EN50530): 99.6% // 99.5%
Night time power consumption: 0.055 W // 0.065 W



External operating temperature range (ambient): -40ºC to +65ºC
Internal operating temperature range: -40ºC to +85ºC
Enclosure environmental rating Outdoor: - IP67
Connector type: MC4 
Dimensions (WxHxD): 179 mm x 217 mm x 28 mm (with bracket)
Weight: 1.66 kg
Cooling: Natural convection - No fans



Compatibility: 60-cell and 72-cell PV modules
Communication: Power line communication
Monitoring: Enlighten Manager and MyEnlighten monitoring options
Transformer design: High frequency transformers, galvanically isolated
Compliance: AS4777, C10/11, CEI_0-21, EN50438, EN62109-1, EN62109-2, ERDF-NOIRES_13E_V5, G59/2, G83/2, VDE-0126-1-1 + A1, VDE AR-N 4105
Automatic disconnect: Automatic disconnect according to OVE / ÖNORM E 8001-4-712 (Installations in Austria limited to 3.68 KVa.)


Datasheet: Enphase M250 Microinverter EN 

Manual: Enphase Microinverter Manual


See also: Enphase Kommunikation unit "Envoy"

With AC plug connection Switzerland. The Envoy communication gateway provides information about the status and performance of the micro-inverters and the photovoltaic modules. The information can be forwarded directly to the internet portal via the Internet.

delivery by todays payment and within D: 15.04.-19.04.


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 shipping costs    delivery period    payment


Prices for parcels Priority incl. Packing:

Up to 100 x 60 x 60 cm:  Up to 10 kg 15 CHF
Up to 100 x 60 x 60 cm:  Up to 20 kg 20 CHF
Up to 100 x 60 x 60 cm:  Up to 30 kg 30 CHF

Bulky Up to 30 kg  50 CHF

Bulky packages are having a dimension over 100 cm or two dimensions over 60 cm, shipments with a bag tag and unpackaged items. Maximum dimensions for bulky goods: length 250 cm, girth and length together (2 x height + 2 x width + longest side) up to 400 cm.

Anything bigger or heavier than bulky / 30 kg is:

Up to 50kg 90 CHF
Up to 100kg 100 CHF
Up to 150kg 120 CHF
Up to 200kg 140 CHF
Up to 300kg 160 CHF
Up to 500kg 200 CHF


shipping costs D/EU: Please ask

  • shipping costs per parcel (incl. tax and in Euro) *
    countrydelivery from shipment
    in workdays
    0-5 kg5-10 kg10-20 kg20-31 kg
    Germany 2-3        
    A, B, BG, CZ, CY (besides northern part), DK (besides Faroese, Greenland), E (besides Canaries, Ceuta and Melilla), EST, F (besides oversea and Departments), FIN (besides Alandisland), GB (besides channel island), GR (besides mount Athos), H, HR, IRL, I (besides Livigno and Campione dItalia), LV, LT, L, M, NL (besides non-EU), PL, P, RO, S, SK, SLO
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delivery period:

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