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.
The SD-SRT line of round mechanical dampers provides you with a Commercial grade round damper
at a price that competes with residential grade dampers.
The quality of materials is "second to none" and is backed up by a 5 year - Best in Industry Warranty.
Due to the low sales volume on these 3” and 4” sheet-metal dampers, a slightly different damper can may be used from the one pictured. This damper will still feature a Belimo LMB24-SR-T motor.
This popular motor takes 0 to 10 volt or 4 to 20ma input signal to move to variable position.
*Heavy 22 gauge construction with 18 gauge blades.
*Welded, leak proof seams-not riveted.
*Durodyne Bronze Bearings with anti rattle washers
*Bolted on blades with 3/16 hardware-Blades will not vibrate off!
Duro-Dyne Direct Coupled Linkage; BronzeBushings
5 Year Warranty!
Best industry warranty available! Motor covered by conditional Belimo manufactures warranty for up to five years; exclusions apply. Copy of complete warranty available upon request.
- Heavy gauge galvanized steel with reinforcing
beads for super duty strength
- Compatible with any zoning system or application using a power open / power close damper + works with slave zones!