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OSMO Wall Mounted

Sleek, silent, seamless

Ideal for any room, OSMO Wall Mounted, with its paintable all-metal cabinet just under five inches deep, seamlessly blends into any space. DC inverter technology delivers super quiet, efficient operation, and continuous automatic fan modulation reaches and holds the selected temperature in near silence.

Compatible with low-temperature generators such as heat pumps, condensing boilers, and solar-integrated systems.

Key Features

Compact slim cabinet
Easy to install
Paintable all-metal cabinet
Always-on back-lit LED dims after 15 seconds of inactivity
Auto-restart
Washable filters

Options

LCDI power cord
Custom factory colors

Operation

Cool, heat, dehumidify, and auto
Selectable fan speeds, low, med, high, and auto

Connection

2‑pipe
Can connect to low temperature 4 pipe systems with optional 6‑way valve
Available in 1/2 or 3/4 connections

Mounting

Low wall

Airflow

Supply air vents up
Return air is on lower front

Controller Options

Wireless remote
WiFi app for Android and iPhone
Onboard touch controller
Centralized control
Wall Mounted Advanced touchscreen with a 7‑day program
Wall Mounted Basic touch controller
Third party thermostat interface
BACnet/Modbus interface

What's Inside

OSMO Wall Mounted cutaway with its components labeled

Model	WM4	WM8	WM10	WM12	WM14
L (in)	28.9	36.8	44.6	52.5	60.4

Model

WM4

WM8

WM10

WM12

WM14

L (in)

28.9

36.8

44.6

52.5

60.4

Technical Specifications

Cooling

	WM4	WM8	WM10	WM12	WM14
Total (MBh)	3.1	7.2	9.6	11.3	12.7
Sensible (MBh)	2.5	5.9	7.2	9.2	9.9
Water flow (GPM)	41.5	96.4	127.6	150.0	168.5
Pressure (Ft H2O)	4.0	2.7	5.7	6.0	7.1

Heating

	WM4	WM8	WM10	WM12	WM14
Capacity (MBh)	3.5	7.5	10.3	13.0	14.7
Water flow (GPM)	46.2	100.4	137.1	173.0	196.3
Pressure (Ft H2O)	3.0	3.1	6.4	7.1	7.8

Airflow

	WM4	WM8	WM10	WM12	WM14
High (CFM)	86	173	258	334	390
Medium (CFM)	53	124	187	241	282
Low (CFM)	29	69	106	145	154
Static pressure (In W.C.)	0.04	0.04	0.05	0.05	0.05

Cooling

	WM4	WM8	WM10	WM12	WM14
Total (kW)	0.9	2.1	2.8	3.3	3.7
Sensible (kW)	0.7	1.7	2.1	2.7	2.9
Water flow (L)	157.1	364.9	483.0	567.8	637.8
Pressure (kPa)	12.0	8.1	17.0	17.9	21.2

Heating

	WM4	WM8	WM10	WM12	WM14
Capacity (kW)	1.0	2.2	3.0	3.8	4.3
Water flow (L)	174.9	380.1	519.0	654.9	743.1
Pressure (kPa)	9.0	9.3	19.1	21.2	23.3

Airflow

	WM4	WM8	WM10	WM12	WM14
High (m³/h)	146	294	438	567	663
Medium (m³/h)	90	211	318	409	479
Low (m³/h)	49	117	180	246	262
Static pressure (Pa)	10	10	12	12	12

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