2” wide aperture recessed LED luminaire

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Covenant House installation with Wake BSS420



A member of the Wake series, the BSS420 is a recessed, extruded aluminum linear LED luminaire with 2” wide aperture. Single and continuous run fixtures are available for installation in common grid ceilings or in hard walls and ceilings with flange and trimless variants. Flush, 1” drop and wall wash acrylic lens options are offered for all mounting configurations. The BSS420 is Controls Capable, being offered with a variety of integrated control options.

For a corresponding surface, wall and cable mount fixture, see BSS208.

Available for QuickShip.

Lens Options

Frosted Flush Lens

2” W frosted acrylic extrusion

Ordering Code: F1

Frosted Drop Lens

2” W x 1” H frosted acrylic extrusion with matching acrylic end caps

Ordering Code: F2

Wall Wash

Acrylic extrusion with optically engineered Fresnel prisms for wall wash applications. Optimized for placement 18”–24” from a wall surface. Uniformity ratio as low as 4:1.

Ordering Code: WW


2” W Flat blade louver with 5/8” blades at 7/8” spacing, formed from sheet steel. Finish is Environmental Satin Silver (consult factory for alternate finishes). Supplied with light diffusion film.

Ordering Code: L


Fixture housing and trim elements made of extruded aluminum and 16 ga. sheet aluminum and steel parts.

Model options available for typical 9/16” and 15/16” grid ceilings or hard walls/ceilings with flange and trimless mounting (wall installation requires accessory mounting brackets).

Basic continuous run fixtures provided with 18 ga. wiring harness for 6 Amp maximum load (consult factory for runs requiring multiple circuits, sensor integration, etc.).

Optic options include an acrylic frosted flush or 1” drop lens, acrylic Fresnel wall wash lens and flat blade louver.

Standard integral 120-277V driver offered with 0-10V dimming or non-dim (other dimming driver options available).

Integral 120-277V emergency battery backup available for 44”–88” fixtures (supplied with remote test switch/indicator).

Standard light outputs range from 450–830 lumens per foot, depending on optic option.

LEDs available in 2700K, 3000K, 3500K, and 4000K, within a 3 step MacAdam ellipse, all with 90+ CRI typical.

Life: 50,000 hours L70.

Bartco Lighting Controls Capable fixture available with integrated controls from a variety of suppliers.

Chicago plenum rated option available.

Nominal weight is 2.8 lbs. per foot.

Limited five year warranty.

UL and C-UL listed for dry and damp locations.

IBEW manufactured and assembled.

Made in U.S.A.

Product Data

Nominal Fixture Length

  • 22: 22”
  • 24: 24”
  • 33: 33”
  • 39: 39”
  • 44: 44”
  • 48: 48”
  • 50: 50”
  • 55: 55”
  • 61: 61”
  • 66: 66”
  • 72: 72”
  • 77: 77”
  • 83: 83”
  • 88: 88”

Actual dimension dependent on mounting option and run configuration.

Correlated Color Temperature

  • 27: 2700K-90+ CRI
  • 30: 3000K-90+ CRI
  • 35: 3500K-90+ CRI
  • 40: 4000K-90+ CRI


  • ND: non-dimming
  • D: 0-10V, 1%
  • DTR: triac, 1%, (120V ONLY)
  • DLV: electronic low voltage, 1%, (120V ONLY)
  • HES: Lutron EcoSystem, soft-on/fade-to-black, 1%
  • EL: eldoLED ECOdrive 0-10V, 1%
  • ES: eldoLED SOLOdrive 0-10V, 0.1%
  • ELD: eldoLED ECOdrive DALI, 1%
  • ESD: eldoLED SOLOdrive DALI, 0.1%


  • T1: T-grid 9/16”
  • T2: T-grid 15/16”
  • FT: flange trim
  • TL: trimless
  • CF: consult factory for custom mounting

Light Output

(lumens per foot w/ lens option F1)

  • L: low – 450
  • R: regular – 580
  • H: high – 760
  • CF: consult factory for custom output

Run Configuration

  • SN: single
  • ST: starter
  • AD: adder
  • TR: terminator


  • F1: frosted flush
  • F2: frosted drop
  • WW: wall wash
  • L: louver


  • CP: Chicago plenum
  • ED: emergency driver (44”–88” fixtures)
  • WS1A: Wattstopper FS-205, 100%–0% *
  • WS1B: Wattstopper FS-205, 100%–50% *
  • EN1: Enlighted FS-D22 *
  • ES4: Philips EasySense SNS211 MC *
  • CA1: Casambi CBU-A2D *
  • NL1: nLight RES7 *
  • NL2: nLight RIO *
  • LA1: Lutron Athena A-WN-D01-RF-WH *
  • LA2: Lutron Athena A-WN-D01-OCC-WH *
  • CF: consult factory for custom finish options

* See Integrated Controls section for driver compatibility information.


T1: T-grid 9/16”
T2: T-grid 15/16”
(flush lens option shown)

BSS420 t-grid 9/16" and t-grid 15/16" section

FT: Flange
(drop lens option shown)

BSS420 flange section

TL: Trimless
(flush lens option shown)

BSS420 trimless section

Mounting Options

BSS420 t-grid ceiling 9/16" and t-grid ceiling 15/16" mount
T-grid ceiling 9/16” and T-grid ceiling 15/16”
  • 16 ga. brackets locate housing onto T-bar and allow 5/8” of vertical adjustment to accommodate various height T-bar
  • Housing secured with support wires (by others)
  • Exposed flange trim in matte white finish

Ordering Code: T1 and T2

BSS420 flange - drywall ceiling or wall mount
Flange – drywall ceiling or wall
  • For wall installations or special ceiling conditions, order accessory mounting brackets 420-WB
  • ¾” wide extruded aluminum trim flange in matte white finish
  • Housing secured with support wires or ¼-20 threaded rod (by others)

Ordering Code: FT

BSS420 trimless - drywall ceiling or wall mount
Trimless – drywall ceiling or wall
  • Installs after 1/2” or 5/8” drywall
  • Housing secured with self-tapping drywall screws (by others) into blocking as required

Ordering Code: TL

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