Product

CS 26T Plus – Two-Way Open Back Ceiling Speakers with 70/100 V Transformer

Key Features

  • Open back, infinite baffle design
  • 6.5″ (165 mm) long-throw woofer
  • 3/4″ (19 mm) ferrofluid-cooled dome tweeter mounted on an innovative honeycomb tweeter bridge
  • 8 ohm direct or 70/100 volt operation on a six-position, behind-the-grille selector
  • Frequency range: 42 Hz to 20 kHz, -10 dB, half space
  • 60 watts continuous pink noise
  • 120 watts continuous program
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CS 1226T Plus system — CS 120P and CS 26T Plus
   General
      Ambient temperature/humidityStorage: -40 to +158 °F (-40 to +70 °C) / 10% to 90%, noncondensing
Operating: +32 to +122 °F (0 to +50 °C) / 10% to 90%, noncondensing
      MountingCeiling mountable with included hardware
      Regulatory compliance
         SafetyCE, UL 2043, UL 1480, NFPA 90A, NFPA 70
UL listed for use in plenum air spaces:
UL 2043 listed for heat and smoke release (only when CS 26T Plus is used with CS 120P).
UL 1480 listed for commercial and professional audio systems.
         EMI/EMCCE
      Product warranty5 years parts and labor
       NOTEAll nominal levels are at ±10%.
       NOTESpecifications are subject to change without notice.
CS 120P Plenum Enclosure
   General
      Package2 plenum rear enclosures (1 pair)
      Enclosure type
         Enclosure materialsAluminized fiberglass, plastic, MDF, steel
         Enclosure design1′ x 2′ (30.5 cm x 61 cm) tapered cube
      InsulationGlass polyfill
      Enclosure outer dimensions23.7″ L x 11.7″ W x 4.9″ D
(60.1 cm L x 29.7 cm W x 12.4 cm D)
      Cutout dimensions
         Without fiberglass tile adapter9.07″ (230.5 mm) diameter
         With fiberglass tile adapter9.21″ (234 mm) diameter
      Product weight6.0 lbs (2.7 kg)
CS 26T Plus Speaker Cartridge
   Audio/acoustic and electrical
      Speaker type2-way ceiling speaker
      Frequency range42 Hz to 20 kHz, -10 dB, half space (per IEC 60268-5)
      Frequency response58 Hz to 16 kHz, +/- 3 dB, half space
      Power capacity60 W (rms) continuous pink noise (per IEC 60268-5)
120 W (rms) continuous program
      Nominal sensitivity86 dB SPL, 1 W @ 1 m, half space
      Nominal impedance8 ohms per speaker
      Crossover frequency2.5 kHz
      Nominal coverage angle112° conical coverage
      Rotary switch taps
         70 V input32 W, 16 W, 8 W, 4 W, 2 W, 8 ohms direct
         100 V input32 W, 16 W, 8 W, 4 W, 8 ohms direct
      Woofer(1) 6.5″ (165 mm) polypropylene cone with moisture resistant coating
      Tweeter(1) 0.75″ (19.1 mm) PEI dome
      Overload protectionFull range power limiter, protecting the tweeter, woofer, and crossover
      Input/output connectors(1) 5 mm captive screw connector, 4 pole with loop out
   General
      Package2 speakers (1 pair)
      MountingCeiling mountable with CS 120P enclosure or optional ceiling mounting kit
      Enclosure type
         Enclosure materialsHigh-impact, fire-resistant (UL94V-0) plastic
         Enclosure designPlastic, open back, infinite baffle
      Grille materialSteel
      Enclosure outer dimensions3.97″ H x 10.3″ diameter
(10.1 cm H x 26.2 cm diameter)
3.63″ (9.2 cm) from front (bottom) of ceiling tile to top of connected captive screw connector
      Cutout dimensions
         Without fiberglass tile adapter9.07″ (230.5 mm) diameter
         With fiberglass tile adapter9.21″ (234 mm) diameter
      Product weight5.7 lbs (2.6 kg)
      
      

The Extron CS 26T Plus is a two‑way ceiling speaker featuring an open back, coaxial design with transformer for use in non‑plenum airspace environments. It delivers accurate voice and high performance, full-range audio reproduction with a 6.5" (165 mm) long-throw woofer and 3/4" (19 mm) ferrofluid-cooled dome tweeter. An innovative tweeter bridge provides smooth off-axis response and offers wide 112° conical coverage for flexibility in speaker spacing. With a frequency range of 42 Hz to 20 kHz, the CS 26T Plus is optimized for a wide range of paging and audio presentation applications for music, program, and voice. Music reproduction is also enhanced with the exceptional low-frequency response of the woofer. It features a power rating of 60 watts continuous pink noise and 120 watts continuous program capacity.

The 112° conical dispersion of the CS 26T Plus allows for greater flexibility in speaker spacing and placement. The CS 26T Plus is designed with wide, uniform coverage to eliminate hot spots. It offers both direct 8 ohm or 70/100 volt operation with a behind-the-grille, six-position selector switch. For room balancing with 70/100 volt systems, the selector switch allows for 32, 16, 8, 4, and 2 watt settings in 70 volt operation, and 32, 16, 8, and 4 watt settings for 100 volt operation.

The CS 26T Plus features a thin-edged bezel for a refined appearance on the ceiling. The grille attaches magnetically to the baffle and quickly snaps into place. The white grille and bezel can be painted to match the architectural elements of the environment. If installing the CS 26T Plus into a ceiling tile, the optional Ceiling Mount Kit is recommended to prevent deforming or breaking the ceiling tile.

CS 26T Plus speakers are sold in pairs and include a 5 year parts and labor warranty.

Features

  • Open back, infinite baffle design
  • 6.5" (165 mm) long-throw woofer
  • 3/4" (19 mm) ferrofluid-cooled dome tweeter mounted on an innovative honeycomb tweeter bridge
  • 8 ohm direct or 70/100 volt operation on a six-position, behind-the-grille selector —
    • 8 ohm direct
    • 70 volt: 32, 16, 8, 4, and 2 watt selectable
    • 100 volt: 32, 16, 8, and 4 watt selectable
  • Frequency range: 42 Hz to 20 kHz, -10 dB, half space
  • Frequency response: 58 Hz to 16 kHz, ±3 dB, half space
  • 60 watts continuous pink noise
    120 watts continuous program
  • 112° conical dispersion provides wide coverage and allows for flexible speaker placement
  • Internal driver overload protection
  • Thin bezel and magnetically attached grille
  • Spring-loaded locking arms for quick installation — Supports ceilings from 0.28" (7 mm) to 1.27" (32 mm) thick
  • Optional Ceiling Mount Kit available for use with ceiling tiles, part #70‑996‑01 – includes C-rings & V-rails
  • Grille and bezel are available in white only and may be painted to match environment
  • UL 1480 listed for safety
  • 5 year parts and labor warranty