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Stelpro > Furnaces and HVAC > Make-up air > MUAA

Make-Up Air Unit

A literal breath of fresh air

MUAA

This unit delivers temperate fresh air and ensures a well-ventilated, comfortable home for occupants. Its continuously modulating heating elements allow the unit to heat fresh air at a lower cost. Compact and flexible, the MUAA can be installed in a variety of positions (vertical, horizontal, up or down) and can also be installed in confined spaces. This efficient unit meets indoor air quality (IAQ) standards.

Product images

  • MUAA | AMBIANCE1
  • MUAA | AMBIANCE2
  • MUAA | ANGLE
  • MUAA | FACE

Advantages

  • The most compact and lightweight unit on the market
  • Can be installed in a variety of positions
  • Easy to install thanks to its built-in temperature sensor
  • Easy access to electrical and mechanical components

FINISH

  • 22-gauge galvanized steel cabinet resistant to corrosion

MANUFACTURING

  • Removable electric elements with automatic thermal protection
  • Manual thermal protection
  • Built-in temperature sensor
  • Spring backdraft damper with gasket
  • Easily accessible, washable aluminum filter

ELEMENTS

  • Open, nichrome elements
  • Modulation of the elements by the SCR technology to maintain a constant temperature using only the required energy

CONTROL

  • Wall control (MUAA06 120V-1P and 240/208V-1P models)
  • Terminal strip for exhaust fan (MUAA06 120V-1P and 240/208V1P models)
  • Current switch to synchronize with activation of an exhaust fan (other models)

INSTALLATION

  • 6 in. to 12 in. round duct
  • Horizontal air flow for all models
  • Vertical air upflow or downflow on 6 in. to 10 in. models only
  • “Zero inch” clearance from flammable materials

WARRANTY

  • Three years, five years on elements
SpecsheetDownload the product specsheet containing product specs and other useful information
Installation guideDownload the product installation guide
SpecificationsDownload the product specifications
Technical drawingsDownload the product technical drawings
Shop drawingsDownload the product shop drawings

Code Duct diameter - mm (in.) Power - watts Voltage - volts Amperage - amp. Air flow - cfm
MUAA060111 152 (6) 1500 120 12.5 45
MUAA060111M 152 (6) 1500 120 12.5 45
MUAA060121 152 (6) 1500/1100 240/208 6.3/5.4 45
MUAA060121M 152 (6) 1500/1100 240/208 6.3/5.4 45
MUAA060131 152 (6) 1500 347 4.3 45
MUAA060153 152 (6) 1500 480 1.8 45
MUAA060163 152 (6) 1500 600 1.4 45
MUAA060183 152 (6) 1500 208 4.2 45
MUAA060211 152 (6) 2000 120 16.7 60
MUAA060211M 152 (6) 2000 120 16.7 60
MUAA060221 152 (6) 2000/1500 240/208 8.3/7.2 60
MUAA060221M 152 (6) 2000/1500 240/208 8.3/7.2 60
MUAA060231 152 (6) 2000 347 5.8 60
MUAA060253 152 (6) 2000 480 2.4 60
MUAA060263 152 (6) 2000 600 1.9 60
MUAA060283 152 (6) 2000 208 5.6 60
MUAA060321 152 (6) 3000/2300 240/208 12.5/10.8 90
MUAA060321M 152 (6) 3000/2300 240/208 12.5/10.8 90
MUAA060331 152 (6) 3000 347 8.6 90
MUAA060353 152 (6) 3000 480 3.6 90
MUAA060363 152 (6) 3000 600 2.9 90
MUAA060383 152 (6) 3000 208 8.3 90
MUAA080421 203 (8) 4500/3400 240/208 18.8/16.3 135
MUAA080431 203 (8) 4500 347 13.0 135
MUAA080453 203 (8) 4500 480 5.4 135
MUAA080463 203 (8) 4500 600 4.3 135
MUAA080483 203 (8) 4500 208 12.5 135
MUAA080521 203 (8) 5000/3800 240/208 20.8/18.1 150
MUAA080531 203 (8) 5000 347 14.4 150
MUAA080553 203 (8) 5000 480 6.0 150
MUAA080563 203 (8) 5000 600 4.8 150
MUAA080583 203 (8) 5000 208 13.9 150
MUAA080621 203 (8) 6000/4500 240/208 25/21.7 180
MUAA080631 203 (8) 6000 347 17.3 180
MUAA080653 203 (8) 6000 480 7.2 180
MUAA080663 203 (8) 6000 600 5.8 180
MUAA080683 203 (8) 6000 208 16.7 180
MUAA100721 254 (10) 7000/5300 240/208 29.2/25.3 210
MUAA100731 254 (10) 7000 347 20.2 210
MUAA100753 254 (10) 7000 480 8.4 210
MUAA100763 254 (10) 7000 600 6.7 210
MUAA100783 254 (10) 7000 208 19.5 210
MUAA100821 254 (10) 8000/6000 240/208 33.3/28.9 240
MUAA100831 254 (10) 8000 347 23.1 240
MUAA100853 254 (10) 8000 480 9.6 240
MUAA100863 254 (10) 8000 600 7.7 240
MUAA100883 254 (10) 8000 208 22.2 240
MUAA100921 254 (10) 9000/6800 240/208 37.5/32.5 270
MUAA100931 254 (10) 9000 347 25.9 270
MUAA100953 254 (10) 9000 480 10.8 270
MUAA100963 254 (10) 9000 600 8.7 270
MUAA100983 254 (10) 9000 208 25.0 270
MUAA101021 254 (10) 10000/7500 240/208 41.7/36.1 300
MUAA101031 254 (10) 10000 347 28.8 300
MUAA101053 254 (10) 10000 480 12.0 300
MUAA101063 254 (10) 10000 600 9.6 300
MUAA101083 254 (10) 10000 208 27.8 300
MUAA101221 254 (10) 12000/9000 240/208 50.0/43.3 360
MUAA101231 254 (10) 12000 347 34.6 360
MUAA101253 254 (10) 12000 480 14.5 360
MUAA101263 254 (10) 12000 600 11.6 360
MUAA101283 254 (10) 12000 208 33.3 360
MUAA120821 305 (12) 8000/6000 240/208 33.3/28.9 240
MUAA120831 305 (12) 8000 347 23.1 240
MUAA120853 305 (12) 8000 480 9.6 240
MUAA120863 305 (12) 8000 600 7.7 240
MUAA120883 305 (12) 8000 208 22.2 240
MUAA121021 305 (12) 10000/7500 240/208 41.7/36.1 300
MUAA121031 305 (12) 10000 347 28.8 300
MUAA121053 305 (12) 10000 480 12.0 300
MUAA121063 305 (12) 10000 600 9.6 300
MUAA121083 305 (12) 10000 208 27.8 300
MUAA121221 305 (12) 12000/9000 240/208 50.0/43.3 360
MUAA121231 305 (12) 12000 347 34.6 360
MUAA121253 305 (12) 12000 480 14.5 360
MUAA121263 305 (12) 12000 600 11.6 360
MUAA121283 305 (12) 12000 208 33.3 360
MUAA121421 305 (12) 14000/10500 240/208 58.3/50.6 420
MUAA121431 305 (12) 14000 347 40.3 420
MUAA121453 305 (12) 14000 480 16.9 420
MUAA121463 305 (12) 14000 600 13.5 420
MUAA121483 305 (12) 14000 208 38.9 420
MUAA121621 305 (12) 16000/12000 240/208 66.7/57.8 480
MUAA121631 305 (12) 16000 347 46.1 480
MUAA121653 305 (12) 16000 480 19.3 480
MUAA121663 305 (12) 16000 600 15.4 480
MUAA121683 305 (12) 16000 208 44.5 480
MUAA121821 305 (12) 18000/13500 240/208 75.0/65.0 540
MUAA121831 305 (12) 18000 347 51.9 540
MUAA121853 305 (12) 18000 480 21.7 540
MUAA121863 305 (12) 18000 600 17.3 540
MUAA121883 305 (12) 18000 208 50.0 540
MUAA122021 305 (12) 20000/15000 240/208 83.3/72.2 600
MUAA122031 305 (12) 20000 347 57.6 600
MUAA122053 305 (12) 20000 480 24.1 600
MUAA122063 305 (12) 20000 600 19.3 600
MUAA122083 305 (12) 20000 208 55.6 600
Accessories
Code Description Price USD
MUAA06-DIS DISCONNECT SWITCH 6 IN (40 A @ 208 V-3P, 347 V-1P, 480 V-3P, 600 V-3P) $384.00 USD
MUAA06-DNW PLENUM KIT 6 IN (40 A @ 208 V-3P, 347 V-1P, 480 V-3P, 600 V-3P) $399.00 USD
MUAA08-DIS DISCONNECT SWITCH 8 IN (40 A) $384.00 USD
MUAA08-DNW PLENUM KIT 8 IN (40 A) $399.00 USD
MUAA10-DIS DISCONNECT SWITCH 10 IN (100 A) $545.00 USD
MUAA10-DNW PLENUM KIT 10 IN (100 A) $584.00 USD
MUAA12-DIS DISCONNECT SWITCH 12 IN (100 A) $545.00 USD
MUAA12-DNW PLENUM KIT 12 IN (100 A) $584.00 USD
MUAA6-DIS DISCONNECT SWITCH 6 IN (25 A @ 120 V-1P, 240/208 V-1P) $209.00 USD
MUAA6-DNW PLENUM KIT 6 IN (25 A @ 120 V-1P, 240/208 V-1P) $327.00 USD

Price CAD

CIR-019

PROGRAMMED ELECTRONIC CARD

 $72.50 CAD
CONT-3002

CONT-3002

CONTACTOR 30A 2 POLES 24V

 $37.50 CAD

CONT-3503

CONTACTOR 35A 3 POLES 24V

 $98.00 CAD

CONT-5002

CONTACTOR 50A 2 POLES 24V

 $93.75 CAD

FILTRE-MUAA06

7 7/8 X 7 5/8 X 1/2 WASHABLE ALUMINUM FILTER WITH PLASTIC PULL

 $24.00 CAD

FILTRE-MUAA0608

9 13/16 X 9 5/8 X 1/2 WASHABLE ALUMINUM FILTER WITH PLASTIC PULL

 $29.00 CAD

FILTRE-MUAA1012

12 9/16 X 14 1/4 X 1/2 WASHABLE ALUMINUM FILTER WITH PLASTIC PULL

 $34.00 CAD

GRA-002

DIMMER 120V - 5A

 $70.00 CAD

HAR-122

SDHX HARNESS, TRANSFORMER AND CARD Y CONNECTOR

 $11.00 CAD

HAR-132

SSR HARNESS, 2 REL

 $26.00 CAD

HAR-133

SSR HARNESS, 1 REL

 $20.00 CAD

MO-083

MOTOR/AXIAL BLOWER 115V/60HZ, 42W FOR MUAA06

 $82.00 CAD

MO-084

MOTOR/AXIAL BLOWER 115V/60HZ, 72W FOR MUAA08

 $170.00 CAD

MO-085

MOTOR/AXIAL BLOWER 115V/60HZ, 148W FOR MUAA1012

 $215.00 CAD

PROT-046

THERMAL PROTECTION L-105°F (AUTO.)

 $13.00 CAD

PROT-047

THERMAL PROTECTION L-110°F (MAN.)

 $12.00 CAD

REL-006

RELAY 1 POLE 30A/250VAC 24VDC

 $15.00 CAD

REL-016

SCR RELAY 600V 30A, 4-32VDC CONTROL

 $47.00 CAD

REL-021

RELAY, DPDT, 30 A, 24 VDC

 $24.25 CAD

SEN-014

NTC TEMPERATURE SENSOR AND QUICK-FIT CONNECTOR

 $12.00 CAD

SWI-037

WALL CONTROLLER

 $25.00 CAD

TB-007-2

TERMINAL BLOCK #324 300V (2 TERMINALS)

 $2.75 CAD
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