Tannoy CMS601BM in ceiling speaker (single)

Tannoy CMS601BM in ceiling speaker (single)

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The Tannoy CMS601 is a full bandwidth; high power and high sensitivity ceiling monitor system; a compact unit that is specifically designed for applications requiring the combination of premium sonic quality for music and speech reinforcement and exceptional reliability. The design comprises a 165mm (6.50") transducer mounted in a vented, injection moulded, paintable front baffle manufactured from UV/weather resistant UL94V-0 ABS material. Spring loaded self-aligning clamps make for quick and easy installation, while all models are also supplied with two tile support rails and one C-ring included in the package. A plaster (mud) ring is available as an optional accessory Equipped with a low insertion loss 60W line transformer easily configurable to the following settings via front baffle mounted rotary tapping switch: 70V systems: 60W / 30W / 15W / 7.5W / OFF & low Impedance operation 100V systems: 60W / 30W / 15W / OFF & low Impedance operation Two model versions and a separate back can are available to satisfy the vast majority of installation application requirements: CMS601 BM (Blind Mount) - supplied with an integral back can. CMS601 PI (Pre-Install) - supplied without a back can. CMS601 PI Back Can (Pre-wire back can) - use with the CMS601 PI. The zinc plated steel back cans have an integrated, recessed termination box. The removable locking connector has screw terminals for secure wire termination and "loop through" facility. Strain relief is provided by a clamping mechanism for use with plenum rated cable or conduit.

Frequency Response (-3dB) (1) BM Back can     78Hz - 22kHz
Frequency Range (-10dB) (1) BM Back can     51Hz - 24kHz
Frequency Range (-10dB) (1) PI Back can     46Hz - 24kHz
System Sensitivity (1W @1m) (2)     91dB (1W = 2.45V for 6 Ohms)
Nominal Coverage Angle     90 degrees conical
Coverage Angle (1kHz to 6kHz)     92 degrees
Directivity Factor (Q)     7.1 averaged 1kHz to 6kHz
Directivity Index (DI)     7.9 averaged 1kHz to 6kHz
Rated Maximum SPL     Average: 108dB
Peak: 112dB
Power Handling (3)     Average: 60W
Programme: 120W
Peak: 240W
Recommended Amplifier Power     120W @ 6 Ohms
Nominal Impedance     6 Ohms
Transformer Taps (via front rotary switch)     70V: 60W / 30W / 15W / 7.5W/OFF
& low impedance operation
100V: 60W / 30W / 15W / OFF
& low impedance operation
Crossover     7kHz inductively coupled
Low Frequency     1 x 165mm (6.50\") mineral loaded
polypropylene ICT
High Frequency     1 x ICTô aluminium dome
Enclosure     Back Can: Zinc plated steel
Baffle: Reflex loaded UL 94V-0 rated ABS Grille: Steel, with weather resistant coating
Safety Features     Safety ring located at rear of enclosure
for load bearing safety bond
Clamping Design     Min / Max clamping range: 8.0mm (0.32") / 29.0mm (1.14")
Recommended clamp torque: 1.5Nm
Back Can Options     Blind Mount (BM): Complete with fixed back can
Pre Install (PI): Separate back can for pre installation
Cable Entry Options     Cable clamp & squeeze connector for
conduit up to 22mm
Conduit Knockouts     3 Sets of horizontal positions: 19 / 22 / 28mm (0.75" / 0.87" / 1.10")
Connectors     Removable locking connector with screw
terminals with "loop through" facility
Safety Agency Ratings (pending)     UL-1480, UL-2043, CE
BM Hole Cutout Diameter     253mm (10.00")
PI Hole Cutout Diameter     253mm (10.00")
Dimensions     Bezel diameter: 280mm (11.30")
Front of ceiling to rear of back can (BM): 258mm (10.20")
Front of ceiling to top of safety loop (BM): 275.5mm (10.90")

Back of ceiling surface to rear of back can (PI): 151mm (5.90")
Back of ceiling surface to top of safety loop (PI): 168.5mm (6.60")
Net Weight (ea)     CMS501 BM: 6.50kg (14.33lbs)
CMS501 PI: 4.00kg (8.82lbs)
PI back can: 3.685kg (8.06lbs)
Included Accessories     C Ring, tile bridge, paint mask, cutout template, grille
Optional Accessories     Plaster (mud) ring



Providing your item is in stock, the order is usually dispatched within 24 hours. Please remember that postage and packing is completely free for orders over £50*. Out of stock items will be dispatched as soon as they become available, out of stock items can take between 4 to 21 days for dispatch.

Deliveries usually take 1-3 working days. The majority of orders are sent via our couriers'; Interlink Express on a next-day-delivery service. Smaller, low value or light-weight items are normally posted using Royal Mail Recorded or Royal Mail Special Delivery.

Once your product has been dispatched, you will be notified via email and sent a unique consignment number, you can use this number at to check the status of your delivery. If you have provided a mobile telephone number, Interlink's Predict service will notify you by text (and email) of a one-hour delivery window. If the window they suggest is inconvenient, you can change the date of delivery to a later one via text or email.

*We ship free of charge to mainland UK addresses, excluding the Scottish Highlands or 'Out-Of-Reach' Scottish locations. Please consult the post-codes below to see if your location falls within this category. If you are still unsure, please contact us on 01432 354921. We also ship to Northern Ireland, Channel Islands, Scilly Isles, Scottish Isles and Scottish Highlands, however delivery to these locations will incur a charge and can only be sent via a 2-day service.

Shipping CostsMainland UK (Next-Day)Offshore/Out-of-reach (2-day)Northern Ireland, Channel Islands, Isle of Man, Scottish Islands, Scilly IslandsRepublic of Ireland (2-day)
Under £50 Orders £7.50 £12.50 £15.00
Over £50 Orders FREE £19.99 £29.99
Surcharge Orders £50.00 £69.99 £79.99
Saturday Delivery £12.99 N/A N/A
Sunday Delivery £12.99 N/A N/A


Post codes exempt from the free delivery service include:

Scottish Highlands Post Codes: AB30-38, AB41-42, AB44-56, FK17-99, G83, IV1-28, IV30-39, IV52-54, IV63, KW1-14, PA21-33, PA34-40, PH15-26, PH31-41, PH49-50
Islands Post Codes: HS1-9, IV40-51, IV55-56, KA27-28, KW15-17, PA20, PA41-49, PA60-78, PH42-44, ZE1-3
Northern Ireland: All BT postcodes
Channel Islands Post Codes: JE, GY
Scilly Isles Post Codes: TR21, TR22, TR23, TR24, TR25

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