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Type:  

Project:

RSA LIGHTING  9660 - 9700 TOPANGA CANYON BLVD.  CHATSWORTH CA. 91311  

TOLL FREE: 800-356-3030  •  818-349-3030  •  FAX: 818-349-3031  •  www.rsalighting.com

©2004 RSA Lighting All Rights Reserved • Specifications subject to change without notice.

QC10

HOT AIMING

lamp 

adjustment with a regular
phillips screwdriver

4” Adjustable Square Trimless Fixture

w/ Hot Aiming Adjustability

Special Ceiling Housing - 4.75” Height

12V Bi-Pin Base MR16 Lamp 75 Watts Max.

13.25"

7.25"

M

D

L

8.25"

4.63"

Housing is factory
pre-configured to 
accommodate special ceiling 
materials and thicknesses 

For 277 volt transformer add “

277

” to end of item #.

Item #

Description

Finish

Voltage / Wattage

QCT-1875WH / QCT-907-SP
QCT-1875BK / QCT-907-SP
QCT-1875S / QCT-907-SP
QCT-1875SS / QCT-907-SP
QCT-1875PM / QCT-907-SP

Quiet Ceiling Series Adjustable Square Trimless Fixture
with Special Ceiling Housing w/ Magnetic Transformer

White
Black
Silver
Stainless Steel
Primer

12V / 75W Max.

Hanger Bars extend from
14.00” to 25.25” max.

Butterfly Brackets 
for commercial 
installations

4.00" sq.

1.69" sq.

DESCRIPTION:
Recessed square trimless fixture. 360

o

rotational adjustability and 45

o

(0

o

vertical

to 45

o

tilt) angle adjust with angle locking

mechanism in trim. 

ELECTRICAL:
120V input, 12V output. Junction box is
U.L. listed for through branch wiring.

CONSTRUCTION:
Housing and plaster frame: 18 gauge CRS
Trim ring, j-box and hanger assemblies:
16 gauge CRS.

SYSTEM PROTECTION:
Thermal protection provided to guard
against overheating and misuse of insu-
lation over and around fixture. Vent holes
in housing provide cooler operation.

Ball 
Detent 
Retainers

Angle 
Indicators

Lamp holder can accept
up to three (3) optical
accessories

Steel Safety
Cable

Magnetic
Transformer

Perforated flap for secure
drywall installation

Internal rotation 
ring with locking
adjustment.
Provides 360º 
rotation.

QCT-1875WH

QCT-1875BK

QCT-1875S

QCT-1875SS

QCT-1875PM

w/ QCT-907-SP Housing

45º locking rack & pinion angle
adjustment mechanism

w/ Hot Aiming feature

SPECIAL CEILING HOUSING

• SUITABLE FOR SPECIAL CEILING TYPES SUCH AS WOOD OR MARBLE
• APERTURE RING DEPTH IS FACTORY CONFIGURED TO ACCOMMODATE

SPECIFIED CEILING THICKNESS UP TO 1-1/2"

• HOUSING REQUIRES PRECISE 4.141” DIAMETER CEILING CUT-OUT FOR

ROUND TRIM OR 4.141” X 4.141” CEILING CUT-OUT FOR SQUARE TRIM

REV 062904

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