REL
REL S/550 Subwoofer
REL S/550 Subwoofer
S/550 is the compact Serie S model: a 10 in. front-firing CarbonAlloy long-throw driver on a die cast alloy chassis with a 12 in. Carbon/Carbon flat passive radiator firing down, driven by a 550 W RMS Linear Class D amplifier. Extension is rated at -6 dB at 19 Hz. High level input is on Neutrik SpeakOn, low level on two RCA, LFE on RCA or XLR, with matching outputs for stacking a Line Array. Finished in eight coats of piano black or gloss white lacquer with the cloth grille included; a premium wood grille is optional. It weighs 68 lb. Wireless connection is through the Airship Direct transmitter, sold separately.
Specifications
| Series | Serie S |
|---|---|
| Type | Front-firing active driver, down-firing passive |
| Active driver | 10 in. (250 mm) long-throw, CarbonAlloy cone structure, die cast alloy chassis |
| Passive radiator | 12 in. (305 mm), Carbon/Carbon flat cone structure, steel chassis |
| Low frequency extension | -6 dB at 19 Hz |
| Amplifier | Linear Class D |
| Power output | 550 W RMS |
| Inputs | High level Neutrik SpeakOn, low level RCA (2), LFE RCA, LFE XLR |
| Outputs | High level Neutrik SpeakOn, low level RCA, LFE RCA or LFE XLR |
| Wireless | Airship Direct (sold separately) |
| Finish | Piano black lacquer or gloss white lacquer, 8 coats |
| Grille | Cloth included; premium wood grille optional |
| Dual parametric filter | No |
| Dimensions (W x H x D) | 17.5 x 14.75 x 19.75 in (445 x 372 x 500 mm) |
| Weight | 68 lb (31 kg) |
Call or visit the showroom about availability. Contact our team for pricing, a demonstration, or system design — get in touch.

More from REL
-
REL No.36 Subwoofer
Regular price $12,000.00 USDRegular priceSale price $12,000.00 USD -
REL No.35 Subwoofer
Regular price $10,000.00 USDRegular priceSale price $10,000.00 USD -
REL 212 Black Label Subwoofer
Regular price $5,999.00 USDRegular priceSale price $5,999.00 USD -
REL Carbon Special Black Label Subwoofer
Regular price $4,999.00 USDRegular priceSale price $4,999.00 USD
Contact sales, or hear it in person
Every system we build starts with a conversation. Call, write, or spend an hour in the showroom.