
EnviAir 1.5-Ton 18,000 BTU 21 SEER Smart Multi-Zone Ductless Mini-Split Heat Pump System – 230V - EMSS21M18ZE230A [Includes 2 x Indoor Unit (IDU) Model Number: EMSI188S9ZE230A & 1 x Outdoor Unit (ODU) Model Number: EMSO21M18ZE230A]
Dual Comfort, One Compact Footprint
Ideal for small homes or apartments, the 2-zone condenser powers up to two indoor units — perfect for pairing a living room and bedroom, or an office and master suite.
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Smart: Inverter modulation automatically balances output between zones.
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Comfortable: Quiet operation keeps outdoor noise to a minimum.
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Simple: One outdoor system saves space, installation cost, and energy.
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Performance: Supports two indoor units | Flexible line lengths | Reliable heating down to –22°F.
Perfect for homeowners who need targeted comfort in two frequently used spaces.
| SKU | EMSS21M18ZE230A |
|---|---|
| Shipping weight | 126.7 lb |
| Refrigerant Type | R32 |
| SEER Rating | 21 |
| SEER Type | SEER2 |
| BTU | 18000 |
| Indoor or Outdoor Unit | Both |
| Voltage | 208-230VAC |
| Voltage Frequency | 60Hz |
| Lineset Length | 15ft |
| Cable Length | 18ft |
| Indoor Unit Model Number | EMSI188S9ZE230A |
| Outdoor Unit Model Number | EMSO21M18ZE230A |
| IDU Dimensions (in.) | 32.8 x 10.2 x 7.6 |
| ODU Dimensions (in.) | 32.4 x 21.7 x 13.9 |
| IDU Weight (lbs.) | 17.6 |
| ODU Weight (lbs.) | 78.3 |