Free Standard Shipping on Orders $25+ Continental USA only
Shipping to Alaska, Hawaii, and International shipping to Canada extra. Please place the order and factory will advise of additional shipping amounts prior to shipping.
Credit Cards will not be charged until shipping amounts are verified.
Expedited shipping available. Please call for pricing.
SD “Super Duty” 3085 Series
Motorized Rectangular Power Open-Power Closed 24vac Damper for Zone Control or HVAC AirControl Applications, With Belimo LMB24 commercial 3 wire damper motor
These are CUSTOM, Made-To-Order dampers
that take approximately 3-4 business days to make
When selecting the motor on the short side of any damper over 24” it is considered Jackshafting.
*Jackshafting requires bolting two dampers together and adding a longer shaft to control all the parts together.
Current cost for Jackshafting is $34.00****Additional Time for production as well
Specifications:
- Standard motor Belimo LMB24 with 95 second run time, 24volts ac or dc. 2.0 va 1.5 watts powerful 45 in lbs of torque, UL and other ratings
- 5 year factory warranty
- Frame width 2 and 1/8 inch wide, mounting faceplate 5 inches
- Dampers are slightly undersized to fit in duct
- Mounting end plate is 5 inches wide 1/2 drive shaft works with hundreds of motors
- Standard Damper Sizes (in even inch increments, Odd sizes ok, consult factory) [Note: all sizes over 24 inches come with bottom “long side” motor mount unless short side mount is requested which is “Jackshafting”. An additional fee and time is added for Jackshafting*.]
- Available Standard Sizes, odd sizes available
Small Dampers
6x6 $ 223
8x6 $ 223
10x6 $ 223
12x6 $ 223
14x6 $ 225
8x8 $ 223
10x8 $ 223
12x8 $ 223
14x8 $ 225
10x10 $ 229
12x10 $ 229
14x10 $ 233
12x12 $ 239
14x12 $ 239
Medium Dampers
16x6 $ 231
18x6 $ 235
20x6 $ 237
22x6 $ 253
24x6 $ 255
16x8 $ 231
18x8 $ 235
20x8 $ 237
22x8 $ 253
24x8 $ 255
16x10 $ 235
18x10 $ 243
20x10 $ 255
22x10 $ 259
16x12 $ 243
18x12 $ 228
20x12 $ 259
14x14 $ 243
16x14 $ 245
18x14 $ 251
Large Dampers
26x6 $ 261
28x6 $ 263
30x6 $ 267
32x6 $ 271
34x6 $ 273
36x6 $ 275
26x8 $ 261
28x8 $ 263
30x8 $ 267
32x8 $ 271
34x8 $ 273
36x8 $ 275
24x10 $ 263
26x10 $ 267
28x10 $ 271
30x10 $ 273
32x10 $ 275
34x10 $ 281
36x10 $ 283
22x12 $ 267
24x12 $ 271
26x12 $ 275
28x12 $ 277
30x12 $ 281
Large Dampers
32x12 $ 283
34x12 $ 287
36x12 $ 291
20x14 $ 267
22x14 $ 273
24x14 $ 277
26x14 $ 283
28x14 $ 283
30x14 $ 287
32x14 $ 291
34x14 $ 295
36x14 $ 297
16x16 $ 257
18x16 $ 261
20x16 $ 275
22x16 $ 277
24x16 $ 283
18x18 $ 263
20x18 $ 281
22x18 $ 283
24x18 $ 293
20x20 $ 295
22x20 $ 295
24x20 $ 297
22x22 $ 297
24x22 $ 301
24x24 $ 303
Rectangular Damper Questions You need to answer
to COMPLETE Your Order:
A. Size, like; “8 inches x 24 inches”
B. What side the motor is on using the selected measurements; like “8 inch side”
C. Normally Open or Normally Closed when unpowered:
This means with no power applied, is the damper open?
or closed? Important: When used with a zone control system, you will need to order normally open. When used tied directly to a thermostat or switch, you will want to order normally closed.
D. Rectangular dampers are custom made and not returnable due to size or configuration errors.
Please carefully review your confirming invoice to ensure correct product for your application.
Adjustable Differential Pressure Switch and associated static pressure probe
ADPS only works with three wire, power to open-power to close motors like the
Belimo LMB24-3-T