
PRODUCT SPECIFICATIONS
Timer Switches for Energy Management
Better than ever – Leviton Timer Switches oer advanced
features, superior accuracy and contemporary aesthetics. Our
robust selection provides convenient timed control of lighting
and motor loads in homes, oces, schools, libraries and other
small commercial applications. An easy upgrade, automatic
timers help reduce energy costs, improve security and add
convenience. Homeowners can set lights to turn on and o for
a lived-in look while they are away, or automate control of heat
lamps, pool pumps or bathroom fans. Our versatile selection
includes fully programmable and preset timers in popular styles
and colors including a model that uses Bluetooth technology
that can be programmed using a smartphone or tablet. All are
backed by Leviton’s long history of quality and reliability.
APPLICATIONS
n
Residential Indoor/outdoor lighting, fans and pool filters
n
Heat lamps, hot tubs, attic and exhaust fans
n
Oce lighting, ceiling fans and heaters
FEATURES AND BENEFITS
n
Single pole or 3-way applications (most models)
n
Replaces a standard wall switch (neutral required
for select models)
n
Soothing green LEDs
n Coordinates with Decora screwless wallplates
®
Decora
with Bluetooth
n
n
n
n
n
*30-ft Bluetooth range: Range may vary depending on specific conditions
of installation, configuration of walls, obstacles and other factors.
Digital Switch
®
Technology
24-Hour Programmable and Countdown Timer in one
Use the Decora Digital Dimmer and Timer app to program
timer settings via smartphone or tablet
Bluetooth compatibility provides local control and
programming within a 30-foot* range
Flexibility to program timed events weekdays, weekends or
any combination of days at set or random times
Astronomical clock, automatically set through connection
with smart device, adjusts to local sunrise/sunset times
n
Automatic daylight saving time adjustment
n
Countdown sleep timer can be set for up to 12 hours
n
Rechargeable battery keeps time during temporary
power outages
n
Three colors in one box
n
Color change kits available
Vizia +® 24-Hour Programmable Timer Switch
For indoor/outdoor lighting, fans and pool filters
n
Timer settings at a glance with large, back-lit display
n
Flexibility to program weekdays, weekends or any
combination of days
n
Astronomical clock automatically adjusts to local
sunrise/sunset times
n
Automatic daylight savings time adjustment option
n
Rechargeable battery keeps time during temporary
power outages
n
Three colors in one box
n
Color change kits available
n
VPT24-16Z can be used to comply with 2016 California Title 24,
Part 6, Residential Outdoor Control Device Requirements
5-Button Decora Timer Switches
For heat lamps, hot tubs, attic and exhaust fans (LTBxx)
n
Improved 15-, 30-, or 60-minute timers, 12- and 2-hour options
n Four preset buttons and OFF
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Simple press and hold override timer function
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Flexibility to program timer to convert to any other timer interval
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Timer change kit available
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Three colors in one box
n
Color change kits available
5-Button Incandescent Only Decora Timer Switches
For indoor and outdoor lighting (LTTxx)
n
30- or 60-minute timers
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Four present buttons and OFF
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Simple press and hold override timer function
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Air gap switch for simple bulb replacement
SPECIFICATIONS
Operating Temperatures
0˚ C to 40˚ C
Timer Switches for Energy Management
®
Decora
Leviton Mfg. Co., Inc.
201 North Service Road Melville, NY 11747 Tech Line: 1-800-824-3005 Fax: 1-800-832-9538 www.leviton.com/timers
© 2018 Leviton Manufacturing Co., Inc. All rights reserved. Subject to change without notice.

AGENCY STANDARDS AND COMPLIANCE
BK
Black
White
RD
Green
Ground
YL/RD
Line
120/277VAC,
60Hz
WH
n
Complies with FCC Part 15, Class B
n
LTBxx/LTTxx - cULus Listed (File #E328804)
n
DDS15 - cCSAus Certified (File #3413, Class 6211-81 and 6211-01)
n
VPT24 - cCSAus Certified (File #3413, Class 4823-56 and 4823-86)
n
Bluetooth SIG Certification (DDS15)
n
VPT24-16Z can be used to comply with 2016 California Title 24, Part 6,
Residential Outdoor Control Device Requirements
DIMENSIONAL DRAWINGS
WARRANTY INFORMATION
n Limited Five-Year Warranty
4.13 (104.9)
4.13
104.90
3.81
96.82
3.28
83.34
1.75
44.45
1.75 (44.5)
1.40
35.55
1.40 (35.6)
0.19 (4.9)
2.74
69.68
2.71 (68.8)
4.13 (104.9)
1.40 (35.6)
1.75 (44.5)
2.72 (69.1)
.038 (9.7)
Timer Switches for Energy Management
®
Decora
WIRING DIAGRAMS
DDS15
Single Pole Wiring Application
Switch
Black
Load
White
Green
Ground
WH
RD
BK
YL/RD
Hot (Black)
Line
120/277VAC,
60Hz
Neutral (White)
Leviton Mfg. Co., Inc.
201 North Service Road Melville, NY 11747 Tech Line: 1-800-824-3005 Fax: 1-800-832-9538 www.leviton.com/timers
© 2018 Leviton Manufacturing Co., Inc. All rights reserved. Subject to change without notice.

WIRING DIAGRAMS
Hot (Black)
Coordinating Remote Switch (no LED)
YL/RD
YL/RD
RD
WH
RD
BK
Black
BKWH
White
Line
120VAC, 60H
Green
Ground
Green
Ground
(unused)
(unused)
Load
Timer Switch
Hot (Black)
Line
120VAC, 60Hz
Matching Remote Switch (w/LED)
WH
Hot (Black)
Neutral (White)
Timer Switch
Black
White
Line
120VAC, 60Hz
Load
Green
Ground
Green
Ground
Matching Remote Switch (w/LED)
YL/RD
RD YL/RD
WH
BK
BK
WH
Hot (Black)
Neutral (White)
Coordinating Remote Switch (no LED)
YL/RD
YL/RD
RD
WH
RD
BK
Bla c k
BK WH
White
Line
120VAC, 60Hz
Green
Ground
Green
Ground
(u n used )
(u n used )
Load
Timer Switch
Hot (Bla c k )
Neutral (White)
Timer SwitchMatching Remote Switch (with LED)
YL/RD
RD YL/RD
WH
BK
Line
120VAC, 60Hz
WH
Green
Ground
Hot (Bla c k )
Neutral (White)
Timer SwitchMatching Remote Switch (with LED)
YL/RD
RD YL/RD
WH
BK
BK
Black
White
Line
120VAC, 60Hz
WH
Load
Green
Ground
Green
Ground
VPT24
Single Pole Wiring Application
Black
White
Timer Switch
Load
RD
BKWH
YL/RD
Use lead for 3-Way or more
applications only. For single
Green
pole applications, do not
Ground
remove the insulating label.
Hot (Black)
Line
120VAC, 60Hz
Neutral (White)
LTTxx Series
Single Pole Wiring Application
Timer
Hot (Black) Black
Line
120VAC
60Hz
Green
Ground
Neutral (White)
Leviton Mfg. Co., Inc.
201 North Service Road Melville, NY 11747 Tech Line: 1-800-824-3005 Fax: 1-800-832-9538 www.leviton.com/timers
© 2018 Leviton Manufacturing Co., Inc. All rights reserved. Subject to change without notice.
Black
Black
Load
White
Timer Switches for Energy Management
®
Decora