Weslock 1401 Impressa Single ...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$109.00
$70.85

Weslock 1401 Impressa Single Cylinder Interior Knob with 2-3/8" Latch and Round Corner Strikes

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Model: 01401--IA3820
From the Traditionale Collection
$109.00
$70.85
Selected Finish is
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$109.00
$70.85
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Interior pack only, this requires an interconnected exterior handleset in order to work.

WESLOCK LEXINGTON SINGLE CYLINDER HANDLESET OVERVIEW

If security, safety, and style are important to you, then Weslock is your choice for quality hardware for your home. Not only are Weslock door handle and deadbolt products strong and long lasting, but they also offer a beautiful aesthetic for your home. With designs that enhance the look and feel of your home and details, such as concealed installation screws, that merge function and form, Weslock offers a product unmatched by the competition.

 

Standard features

  • 5-Pin Cylinder, Weslock keyway
  • Tubular design
  • 1” throw deadbolt with two hardened steel rollers prevent sawing
  • Smooth interior nolin plates
  • Panic-Proof– one turn of the interior knob/lever unlocks and opens the door
  • Single-Point locking and Interconnect
  • Solid brass exterior
  • Non-adjustable latches 2-3/8” or 2-3/4” with removable faceplates
  • Fits doors prepared with 2-1/8” top and 2-1/8” bottom cross holes & 1” edge hole
  • Adjusts to door thickness form 1-3/4” to 2-1/4”
  • 2-7/8” center to center cross hole spacing
  • Limited Lifetime Mechanical Warranty
  • Limited Lifetime Finish Warranty

 

Manufacturer Resources

Product Specs

Product Group:
Mechanical Locks
Series:
Traditionale
Warranty:
Limited Lifetime Mechanical and Limited Lifetime Finish
Latch Faceplate:
1" x 2-1/4"
Collection:
Traditionale
Cross Bore:
2-1/8"
Keyed:
Yes
Product Subgroup:
Bored Locksets
Product Type:
Interior Trim Only
Subcategory:
Residential Handlesets
Keyed Function:
Single Cylinder
Commercial/Residential:
Residential
Lock Function:
Entry
IMAP Policy:
Yes
Product Function:
Single Cylinder
Door Thickness Range:
1-3/4" to 2-1/4"
Door Strike:
Round Corner Strike
Product Style:
Lexington
Product Category:
Mechanical Locks
Product Substrate:
Brass
Backset (Distance):
2-3/8"
Department:
Door Hardware

Weslock 01401--IA3820 – Frequently Asked Questions

1) Does the Weslock 1401 Impressa interior knob work on its own, or do I need the exterior handleset too?
It's an interior trim pack only. The 1401 Impressa knob has to be paired with an interconnected Weslock exterior handleset to function as a lock. If you're replacing a whole entry set, order the exterior handleset as well; if the exterior handleset on the door is fine and only the inside knob is damaged or dated, this is the piece you need.
2) Is the Weslock 1401 latch a 2-3/8 or 2-3/4 inch backset?
The 1401 Impressa ships with the 2-3/8 inch backset latch. Weslock's latches are non-adjustable, so if your door is bored at 2-3/4 inches (measured from the door edge to the center of the bore) this latch will not reach. Measure before ordering: 2-3/8 and 2-3/4 are the two common backsets and they are not interchangeable on a non-adjustable latch.
3) Can I get several Weslock 1401 entry sets keyed alike so one key opens all my doors?
Yes. Keyed alike is offered at no charge as an ordering option alongside the standard keyed different. Pick KA on the order and supply a key code if you're matching existing Weslock cylinders already in the building. The cylinder is a 5-pin Weslock keyway, so it keys alike with other Weslock cylinders, not with a Kwikset or Schlage key.
4) Is the inside knob on the Weslock 1401 keyed, or does it turn free from inside?
Single cylinder, so the key works from the outside only. The interior side is thumbturn and knob operation with no keyhole. It's panic-proof: one turn of the interior knob retracts the latch and deadbolt together and opens the door, which is what you want on a bedroom-side or egress-side entry door. If you need a key required from the inside as well, a single cylinder set is the wrong function.
5) I need a lever instead of a knob on the inside of a handleset. What are my options?
The Weslock 1401 Impressa is a knob on the interior side. For a lever in the same inside-trim role, the Kwikset 966BRNL-SQT Breton lever on a square rose is a Grade 2 entry trim with a universal design for 687 and 800 series outside trim, and the Kwikset 966BRL-LH Brooklane lever is a Grade 2 entry trim built left hand. The Schlage Residential JH59 Broadway lever is a Grade 3 entrance trim that includes a Collins deadbolt thumbturn. Each of these is tied to its own maker's exterior handleset, so pick the one that matches the outside half already on the door.
6) Which interior handleset trim pack covers the widest range of door thicknesses?
Among the residential interior trim packs, the Schlage Residential FC59 Alexandria glass knob trim pack with deadbolt thumbturn spans 1-5/8 inches to 2-3/4 inches. The Weslock 1401 Impressa interior knob spans 1-3/4 inches to 2-1/4 inches, the Schlage Residential JH59 Broadway lever spans 1-3/8 inches to 1-3/4 inches, and the Schlage Residential F59 Accent lever spans 1-5/8 inches to 1-3/4 inches. If you are standardizing one interior pack across doors of differing thickness, the FC59 range is the one that overlaps the most of them.
7) Is the Schlage F59 Accent interior pack a drop-in replacement for a Weslock 1401 Impressa interior knob?
No. The Weslock 1401 Impressa interior knob is a keyed single cylinder pack with an entry lock function. The Schlage Residential F59 Accent lever interior pack and the Schlage Residential FC59 Alexandria glass knob trim pack both carry a dummy function, meaning the interior trim does not operate a keyed cylinder on its own. They look interchangeable because all three are inside packs that mate to an exterior handleset, but the operating function is different, so confirm what the exterior half of the opening is doing before you swap.
8) What is the closest equivalent to the Weslock 1401 Impressa interior knob if I need a keyed interior pack with a deadbolt?
The Weslock 1401 Impressa is a single cylinder entry interior pack for a Weslock handleset. The nearest peers that pair interior trim with a deadbolt keyed on one side are the Kwikset 966AO Aliso and deadbolt interior pack in satin nickel and the Kwikset 966BL Balboa and deadbolt interior pack, both Grade 3 entrance trim for Signature Series 800 and 687 handlesets. They are equivalents in role, not interchangeable parts: the Kwikset packs mate to Kwikset outside trim, while the Weslock knob works with an interconnected Weslock exterior handleset.
9) What strike comes with the Weslock 1401 Impressa, and will it match my existing frame mortise?
Round corner strikes are included. If your jamb is already cut for a round corner strike, this drops straight in. If the existing mortise is square cornered, you'll be filing the corners or patching the jamb, so plan for that. The latch faceplate is 1 x 2-1/4 inches and is removable, which is the standard face size on residential tubular latches.
10) Is the Weslock 1401 Impressa rated for a commercial building or apartment entry?
It's a residential product. For a single family home, a condo unit door, or a light duty entry it's the right class of hardware. For a multi-family common entrance, an office, or anything seeing heavy daily traffic, you want a commercial grade bored lock instead. The 1401 is a tubular design with a solid brass exterior.
11) Knob or lever for the interior side of an entry handleset?
The Weslock 1401 Impressa is a knob. Knobs suit traditional and period interiors and take less clearance in a tight jamb or behind a door swing. If you want a lever, the Kwikset 966BRL Brooklane and 966BRNL Breton are lever interior packs for Kwikset handlesets, and the Schlage JH59 Broadway is a lever trim for Schlage. Levers are the usual pick when accessibility matters or the user has limited grip. Whichever you choose has to match the exterior handleset brand already on the door.
12) Does the Weslock 1401 interior knob need handing specified left or right?
No handing to call out on the 1401 Impressa. It's a knob, and knobs are symmetrical, so the same part serves a left or right hand door. Handing does come up on lever trim, for example the Kwikset 966BRL Brooklane is sold as a specific left hand part. If you're cross-shopping levers, check the hand before you order.
13) How much deadbolt throw does the Weslock interconnected set give, and is it resistant to being sawn?
One inch throw on the deadbolt, with two hardened steel rollers in the bolt to resist sawing. A full 1 inch throw is what most residential entry codes and insurers look for, and it's the difference between a bolt that only catches the strike plate and one that reaches into the frame. Note the deadbolt is part of the interconnected handleset assembly; the 1401 is the interior trim side of it.
14) Which of these interior handleset packs is handed, and which is not?
The Kwikset 966BRL-LH Brooklane lever is built specifically as a left hand interior trim, so it has to be ordered to the swing of the opening. The Kwikset 966BRNL-SQT Breton lever is described as a universal design for 687 and 800 series outside trim, and the Weslock 1401 Impressa is a knob, which is the reason handing questions usually do not come up on it the way they do on a lever. If you are stocking spares for a mixed set of doors, the handed part is the one that needs two line items.
15) For a rental unit where I want the interior trim graded higher, which packs carry a Grade 2 rating?
Among the interior handleset trim packs, the Kwikset 966BRL-LH Brooklane lever and the Kwikset 966BRNL-SQT Breton lever are both Grade 2, as are the Schlage Residential F59 Accent lever interior pack and the Schlage Residential FC59 Alexandria glass knob trim pack. The Kwikset 966AO Aliso, the Kwikset 966BL Balboa, and the Schlage Residential JH59 Broadway are Grade 3. Note that the F59 and FC59 packs carry a dummy function, so they answer a different need than a keyed entry pack.
16) What finish does the Weslock 1401 Impressa interior knob come in?
Antique Brass is the finish offered on the 1401 Impressa interior pack. Since this is trim only and mounts on the inside face of a door that already carries an exterior handleset, match it to the exterior set's finish, or accept the difference if the inside face is finished separately from the outside.
17) Will the mounting screws show on the inside of the door with the Weslock 1401?
No. Weslock uses concealed installation screws and smooth interior nolin plates on the Traditionale line, so the inside face reads clean with no exposed fasteners. That matters on a front entry where the interior side is the one guests see.
How fast can I get the Weslock 01401--IA3820 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Weslock 01401--IA3820 come with a warranty?
Absolutely. The Weslock 01401--IA3820 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Weslock 01401--IA3820?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Weslock 01401--IA3820 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.

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Product Reviews

  • 4
    Elegant and Easy-to-Use Interior Knob

    Posted by Oliver on Jul 15th 2024

    The Weslock 1401 Impressa Single Cylinder Interior Knob is elegant and easy to install. I appreciate its smooth operation and sturdy feel. The only downside is the latch, which can be a bit stiff at first. Overall, a great addition to any door.

  • 5
    Great Knob for the Price

    Posted by Avery on Jul 8th 2024

    I bought the Weslock 1401 Impressa Knob for my front door. It's got a nice, solid feel and looks good too. Installation was easy, but I noticed the finish scratches easily.

  • 5
    Weslock 1401

    Posted by Danny on Jun 25th 2024

    It’s a great product for the price.