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085329 · Specification Submittal · Rev C · Nov 2024 · English · PDF, 5 pages, 0.4 MB

Lutron Sivoia QS Link Plug-In Power Supply, 35V Output Specification Submittal (085329, rev C)

Lutron's specification submittal for the QS Link Plug-In Power Supply, QSPS-P1-1-35V to QSPS-P4-1-35V, powering one QS drive from a receptacle.

About document 085329

Lutron document 085329, Rev C of November 2024, is the plug-in power supply specification submittal: four plug styles, ratings, cord rules, terminal wiring, dimensions, mounting notes, three wiring examples and QS Link run lengths.

What submittal 085329 covers

Lutron document 085329 has these six sections. Each link opens the PDF at that page in a new tab.

  1. Overview, features and plug models, opens in a new tab page 1
  2. Specifications, opens in a new tab page 2
  3. Regulatory approvals, environment, performance and warranty, opens in a new tab page 2
  4. Features, dimensions and installation notes, opens in a new tab page 3
  5. System wiring overview and examples, opens in a new tab page 4
  6. QS Link wiring rules and run length table, opens in a new tab page 5

Specifications in 085329

Lutron document 085329 prints 45 values in the groups the document uses, each with the document's unit. A row names the catalog codes it applies to. The page link beside each group opens the PDF where the group starts.

Supply class
NEC Class 2 / PELV; U.S. Department of Energy Efficiency Level VI for external power suppliesModels: QSPS-P1-1-35V, QSPS-P2-1-35V, QSPS-P3-1-35V, QSPS-P4-1-35V
Fixing
Mounting tabs; small size for a discreet installationModels: QSPS-P1-1-35V, QSPS-P2-1-35V, QSPS-P3-1-35V, QSPS-P4-1-35V
Power cord
AC power cord included; plug style set by the modelModels: QSPS-P1-1-35V, QSPS-P2-1-35V, QSPS-P3-1-35V, QSPS-P4-1-35V
NEMA 5-15 plug
QSPS-P1-1-35VModels: QSPS-P1-1-35V
CEE 7/7 plug
QSPS-P2-1-35VModels: QSPS-P2-1-35V
BS 1363 plug
QSPS-P3-1-35VModels: QSPS-P3-1-35V
JIS C-8303 plug
QSPS-P4-1-35VModels: QSPS-P4-1-35V
Input
120 V~ to 240 V~, 50/60 Hz, 1.2 AModels: QSPS-P1-1-35V, QSPS-P2-1-35V, QSPS-P3-1-35V, QSPS-P4-1-35V
Output
35 V DC, 0.143 A, 5 WModels: QSPS-P1-1-35V, QSPS-P2-1-35V, QSPS-P3-1-35V, QSPS-P4-1-35V
Load
Any 1 Lutron QS window treatment drive, or as many as 8 QS PDUsModels: QSPS-P1-1-35V, QSPS-P2-1-35V, QSPS-P3-1-35V, QSPS-P4-1-35V
Power input
AC power cord with IEC C13 connector
Supplied power cord length
6 ft (1.83 m)
Replacement cord, connector
IEC C13
Replacement cord, insulation
300 V, 140 °F (60 °C) minimum
Replacement cord, conductors
18 AWG (1.0 mm²) minimum, 3-conductor
Replacement cord, minimum length
6 ft (1.83 m)
Replacement cord, maximum length
10 ft (3.0 m)
Wire size
22 AWG to 12 AWG (0.5 mm² to 4.0 mm²), single wire, solid or stranded
Torque
5 in-lbs (0.5 N·m)
Strip length
1/4 in (6 mm)
Connections
1 for 4-conductor shade power and communication; 2 for 3-conductor communication pass-through links
Listings and marks
U.S. Department of Energy Level VI compliant; NRCan compliant; cULus Listed; IEC compliant (CE marked); NOM certified; FCC compliant; CCC certified; PSE certified
Ambient operating temperature
32 °F to 104 °F (0 °C to 40 °C)
Relative humidity
0% to 90% non-condensing
Location
Indoor use only; not approved for plenum installation
Thermal dissipation
4.5 BTU/hr
Surge protection
Plus or minus 6 kV (ANSI/IEEE C62.41-1991)
ESD protection
Plus or minus 16 kV air discharge (printed as EIC 61000-4-2)
Short circuit and miswire protection
Recovers by itself, on the power output terminals
Overload and over temperature protection
Recovers by itself
Warranty
Lutron Shading Solutions standard warranty (Window Systems warranty document)
Printed values
4.0 in (103 mm), 2.75 in (70 mm), 1.25 in (32 mm)
Power connection
Plugs into a standard receptacle
Fixing
Mounting tabs with fasteners suited to the surface; hand tightened only, no power tool
Location
A place that stays accessible, with cable slack for servicing secured clear of window treatments and other moving devices
Wiring class
NEC Class 2 / PELV; local and national codes govern circuit separation and protection
Power (35 V and COM)
12 AWG to 18 AWG (4.0 mm² to 1.0 mm²)
Communication (MUX and MUX)
22 AWG (0.5 mm²) twisted and shielded pair
+35 V DC between power supplies
Never connected
Total QS link wiring
2000 ft (610 m) maximum

QS Link Wiring Rules, run length from one supply

PDF page 5 of 085329, opens in a new tab
1 Sivoia QS shade or drapery drive unit, up to 1 power draw unit
250 ft (75 m) on 12 AWG (4.0 mm²); 100 ft (30 m) on 16 AWG (1.5 mm²); 50 ft (15 m) on 18 AWG (1.0 mm²)
No shade, up to 8 power draw units
2000 ft (610 m) on 12 AWG (4.0 mm²) and 16 AWG (1.5 mm²), one value printed across both columns; 1500 ft (450 m) on 18 AWG (1.0 mm²)

QS Link Wiring Rules, cable options

PDF page 5 of 085329, opens in a new tab
12 AWG (4.0 mm²) power and communication in one cable
QSH-CBL-L-500Models: QSH-CBL-L-500
16 AWG (1.5 mm²) power and communication in one cable
QSH-CBL-M-500Models: QSH-CBL-M-500
18 AWG (1.0 mm²) power and communication in one cable
GRX-CBL-346S-500Models: GRX-CBL-346S-500

Facts Lutron states in 085329

The values Lutron document 085329 states, as published:

Plug styles by model
  • QSPS-P1-1-35V: NEMA 5-15 plug
  • QSPS-P2-1-35V: CEE 7/7 plug
  • QSPS-P3-1-35V: BS 1363 plug
  • QSPS-P4-1-35V: JIS C-8303 plug
Input
120 V~ to 240 V~, 50/60 Hz, 1.2 A, through an AC cord with an IEC C13 connector
Output
  • 35 V DC, 0.143 A, 5 W, NEC Class 2 / PELV
  • One QS window treatment drive, or up to 8 power draw units
Power cord
  • Supplied cord 6 ft (1.83 m)
  • Replacement: IEC C13 connector, 300 V and 140 °F (60 °C) minimum insulation
  • Replacement: 18 AWG (1.0 mm²) minimum, 3-conductor
  • Replacement length 6 ft (1.83 m) minimum, 10 ft (3.0 m) maximum
Output terminal wiring
  • 22 AWG to 12 AWG (0.5 mm² to 4.0 mm²), solid or stranded
  • Screws torqued to 5 in-lbs (0.5 N·m)
  • Insulation stripped 1/4 in (6 mm)
  • One 4-conductor shade connection and two 3-conductor pass-through links
Environment
  • 32 °F to 104 °F (0 °C to 40 °C)
  • 0% to 90% non-condensing humidity, indoor use only
  • Not approved for plenum installation
  • Thermal dissipation 4.5 BTU/hr
Protection
  • Surge: plus or minus 6 kV (ANSI/IEEE C62.41-1991)
  • ESD: plus or minus 16 kV air discharge
  • Short circuit, miswire, overload, over temperature: self-recovering
Approvals
  • U.S. Department of Energy Level VI, NRCan
  • cULus Listed, IEC compliant and CE marked, NOM certified
  • FCC compliant, CCC certified, PSE certified
Dimensions
4.0 in (103 mm) by 2.75 in (70 mm) by 1.25 in (32 mm)
Mounting
  • Plugs into a standard receptacle
  • Mounting tabs take fasteners suited to the surface, hand tightened only
  • Lutron recommends an accessible location with cable slack for servicing
Wiring examples
  • One window treatment drive unit per supply at most
  • Keypads alone on a supply
  • Two supplies, each with a drive, joined by the 3-conductor communication link
Run
one drive, one PDU: - 250 ft (75 m) on 12 AWG
  • 100 ft (30 m) on 16 AWG
  • 50 ft (15 m) on 18 AWG
Run
8 PDUs, no drive: - 2000 ft (610 m) on 12 AWG and 16 AWG
  • 1500 ft (450 m) on 18 AWG
QS Link limits
  • Power on 12 AWG to 18 AWG (4.0 mm² to 1.0 mm²)
  • Communication on 22 AWG (0.5 mm²) twisted shielded pair
  • Total link wiring not over 2000 ft (610 m)
  • +35 V DC never connected between supplies

Questions about document 085329

The answers come from Lutron document 085329 and New Way's record of it.

What is Lutron document 085329?

Lutron's five-page submittal dated 20 November 2024, under part number 085329c. The supply is a 35 V DC NEC Class 2 / PELV source that plugs into a standard receptacle.

Which revision of 085329 is current?

Rev C, dated November 2024, is the revision Lutron publishes. New Way checked it against assets.lutron.com on 16 October 2026.

Which roller shades does 085329 cover?

Lutron Sivoia QS roller shades. Lutron document 085329 refers readers to document 369405.

Which model has the right plug?

Lutron document 085329 lists four plug styles, all with the same 35 V DC output.

  • QSPS-P1-1-35V: NEMA 5-15, QSPS-P2-1-35V: CEE 7/7
  • QSPS-P3-1-35V: BS 1363, QSPS-P4-1-35V: JIS C-8303
  • Lutron does not say which countries each standard serves

How many shades can one plug-in supply power?

Lutron document 085329 states the supply powers any one QS drive at 35 V DC, 0.143 A and 5 W. With no drive connected it carries as many as 8 QS power draw units.

For two shades together, Lutron document 085329 shows two supplies, each with a drive, joined by the 3-conductor communication link.

How far can the shade be from the supply?

Lutron document 085329 allows 250 ft (75 m) on 12 AWG between the supply and one drive plus one power draw unit.

  • 16 AWG: 100 ft (30 m)
  • 18 AWG: 50 ft (15 m)
  • Total QS link wiring under 2000 ft (610 m)

What are the rules for a replacement power cord?

Lutron document 085329 supplies a 6 ft (1.83 m) cord and allows any approved cord that meets its rules.

  • IEC C13 connector, insulation rated 300 V and 140 °F (60 °C) or better
  • Three conductors of 18 AWG (1.0 mm²) or larger
  • Length between 6 ft (1.83 m) and 10 ft (3.0 m)

Can the supply go in a plenum?

Lutron document 085329 states the supply is for indoor use only and not approved for plenum installation. Lutron recommends mounting it where it remains accessible with enough cable for servicing.

The ambient limit is 32 °F to 104 °F (0 °C to 40 °C) at 90% non-condensing humidity.

Ask about 085329

Other Sivoia QS specification submittals

Specification submittals for the same Sivoia QS system:

All 22 Sivoia QS specification submittals

Documents used with 085329

Lutron document 085544 is the QSPS-J-1-35V junction box submittal, 085274 the QSPS-J-1-50 submittal, 085335, 085593 and 085592 the panel submittals. Lutron document 085329 refers to 369405, the QS Link Power Draw Unit submittal, for power draw units.

Revisions of 085329

This page always shows the revision Lutron publishes today. Lutron replaces the file in place and does not keep earlier revisions online.

RevisionDateStatus
CNov 2024Current. The file on assets.lutron.com. Checked 16 Oct 2026.

Not covered in 085329, and what to read next

Lutron document 085329 gives no shade programming, no in-shade wiring, no PDU value per device and no plug-to-country list.

  • Power draw units: 369405, the QS Link Power Draw Unit specification submittal
  • Hard-wired: 085544, the QSPS-J-1-35V junction box supply submittal

Publisher and citation for document 085329

Lutron Electronics Co., Inc. publishes document 085329, Rev C, and serves it from assets.lutron.com. New Way hosts no copy and last checked the file there on 16 October 2026.

Lutron and Sivoia QS are trademarks of Lutron Electronics Co., Inc.

Reviewed by Edmond Hong, Technical Specialist, New Way.

Specifying Sivoia QS?

New Way supplies and installs Lutron Sivoia QS shading in Malaysia and Singapore. A New Way specifier can check your shade schedule and drawings before you submit.

The form opens with document 085329 filled in.