Lightolier Calculite ProSpec PB4M1675 Specification

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34 1/8"
14 3/8"
9 3/8"
7
Top View
Trimless
Flanged
Ceiling Cutout: 21 1/16" L x 6 3/16" W

Ordering Information: MR 16 Series B

Cat. No.
PB4M167EBL
PB4M167EWL
PB4M167EBTL
PB4M167EWTL
Add a "1" for 120v or "2" for 277v at the
end of the catalog number for voltage

Features

1. Aperture Frame: Provides clean support for lamp holders and overlapping
flange or trimless installation. Extruded aluminum. Rigidly welded together
on all corners.
2. Media Cartridge: Allows convenient loading and removal of one accessory.
Easily installed and removed for lamping with a simple twisting motion.
Constructed of die formed aluminum.
3. Adjustable Ring: Allows 360° horizontal and 45° (on width) and 45° (on
length) vertical adjustment.
4. Tortiontite Spring: For easy installation of aperture frame.
5. Housing: Die-formed 22 ga. steel. Finish: Black
6. Mounting Brackets: Adjustable vertically from outside of housing.
7. Thermal Protector: Meets NEC, UL, and CSA requirements.
8. Lampholder: Steatite for GX/GY 5.3 Bi-Pin lamps. 250°C Teflon
9. Junction Box: 14 ga. steel, 4" x 3 1/2" x 2" box. Allows inspection from
below.
10. Transformer Housing: Die-formed 18 ga. steel.
11. Lamp and Accessory Support: .032" steel, flared for easy entry of
Media Cartridge.
12. Lamp Guard: Heat-resistant clear glass. Lamp manufacturers' requirement.

Electrical

Electronic Transformer: Individual for each lamp. Offers reliable operation
and is accessible from below for servicing. 12V Secondary 75VA ea. lamps.
Dimming Controls: Use only dimmers specifically designed for use with
electronic transformers. Low Voltage fixtures may produce audible sound when
used with dimmers, which may be objectionable in acoustically critical areas.
Calculite ProSpec
®
10
18 3/8"
9
5
6
4
8 3/4"
Depth
1 3/4"
PB4M167EBL = (Flanged) Black/White
PB4M167EWL = (Flanged) White
Add a "1" for 120v or "2" for 277v at the end of the catalog number for voltage
Lamp
(4) 75W MR 16*
(4) 75W MR 16*
(4) 75W MR 16*
(4) 75W MR 16*
*50W max.lamping when using accessories
leads.
®
Linear Downlight
®
31 3/8" L X 10" W
5" OC 5" OC
11
8
3
2 12
1
20" L X 5" W Opening
Ceiling Trim
Overlap
Overlap
Trimless
Trimless

Electrical (continued)

UL /cUL listed for through branch circuit wiring with maximum of
(8) no. 12 AWG, 90°C.

Finish

All painted finishes are powder coated, baked enamel.
Options & Accessories
Accessories: 2 1/2" dia. series, filters, lenses, screens, and louver (1)
accessories maximum, including lamp cover glass. Lamp cover glass may be
replaced with solid glass accessory.

Labels

UL/cUL (Suitable for Damp Location), I.B.E.W.
Teflon is a registered trademark of E.I. DuPont.
®
Job Information
Job Name:
Cat. No.:
Lamp(s):
Notes:
Lightolier
a Genlyte company
631 Airport Road, Fall River, MA 02720 • (508) 679-8131 • Fax (508) 674-4710
We reserve the right to change details of design, materials and finish.
© 2011 Genlyte Group LLC • D0711
PB4M1675
4 Light MR 16 Series B
5" OC
PB4M167EBTL = (Trimless) Black
PB4M167EWTL = (Trimless) White
Aperture Finish
Black with White Flange
White with White Flange
Black
White
Type:
www.lightolier.com