Commercial, Passage Standard Grade 2, Round
- Finish:
- U/M (Unit of Measure): each - (Price displayed is per unit)
- Backset: 2-3/4" ( 2-3/8" Sold Separately)
- Door Thickness: 1-3/8" ~ 1-3/4"
- Handing: Universal
- Strike: ANSI 4-7/8" x 1-1/4"
- Certifications: Latch: UL Listed with 1/2" Throw
Manufacturer Resources:
Manufacturer Resources
Product Specs
- Subcategory:
- Cylindrical Locks
- Product Group:
- Mechanical Locks
- Product Type:
- Knobsets
- Keyed Function:
- Non-Keyed
- Grade:
- Grade 2
- Product Subgroup:
- Bored Locksets
- Keyed:
- No
- Commercial/Residential:
- Commercial
- Handle Type:
- Knob
- Lock Function:
- Passage/Hall/Closet
- Lock Type:
- Tubular
- Series:
- Round Knob
- Product Attribute:
- Cylindrical Locks
- MAP Policy:
- Yes
- Product Model:
- CL101EAC
- Product Function:
- Passage/Hall/Closet
- Product Category:
- Commercial Locks
- Department:
- Door Hardware
Deltana CL101EAC-32D – Frequently Asked Questions
1) Will the Deltana CL101EAC passage knob fit a 1-3/8 inch interior door, or is it 1-3/4 only?
Both. The CL101EAC covers 1-3/8 inch through 1-3/4 inch doors, so it works on older interior doors and standard commercial leaves without a shim or a filler kit. That range covers most hollow metal and solid core openings a property manager is dealing with on hall and closet doors.
2) Will the Deltana CL101EAC work with the ANSI strike already cut into my frame?
If the frame is prepped for the standard ANSI strike, yes. The CL101EAC uses a 4-7/8 x 1-1/4 inch ANSI strike, which is the T-strike prep on virtually every hollow metal commercial frame. The latch has a 1/2 inch throw. On a residential frame with a small round-corner or full-lip strike, you would be cutting the jamb to take the ANSI plate.
3) Does the Deltana CL101EAC lock at all, or is it just a handle?
It does not lock. Passage function means both knobs always retract the latch, with no key and no thumbturn, which is what you want on corridor, hall and closet doors that need to latch shut but never need to be secured. If the door needs to be locked from inside, you want a privacy set instead, and for a keyed opening a Grade 2 entrance lock like the Corbin Russwin CK4851 is the direction to go.
4) Is the Deltana CL101EAC rated for commercial traffic, or is it a residential knob?
Commercial. It is an ANSI/BHMA Grade 2 cylindrical tubular lockset, which is the standard specification level for commercial interior openings, above the Grade 3 residential sets and below Grade 1 heavy duty. For a school corridor or a hospital wing that sees constant use, the Grade 1 step up is the Schlage D10S passage or the Falcon X101.
5) What is the closest Grade 2 commercial passage knob to the Deltana CL101EAC?
The Corbin Russwin CK4410 is the nearest match: it is a Grade 2 passage/closet cylindrical lock with a Global knob and a 1-3/8 inch to 1-3/4 inch door thickness range, the same range the CL101EAC covers. The Dexter C2000 passage ball knob and the Falcon W101 are also Grade 2 passage cylindrical knob locks, with the Falcon W101 using a 2-3/4 inch backset like the CL101EAC. All three are non-keyed passage function, so the knob turns freely from both sides with no locking.
6) Which passage knob should I use on a high traffic opening instead of a Grade 2 unit?
Step up to Grade 1. The Falcon X101 is a heavy duty Grade 1 cylindrical passage knobset with an interchangeable core, fire rated, covering 1-3/8 inch to 2-1/4 inch doors. The Schlage D10S is a heavy duty Grade 1 passage latch with an Orbit knob, and the Corbin Russwin CK4310 is a Grade 1 passage/closet cylindrical lock with a Global knob for 1-3/8 inch to 2 inch doors. The Deltana CL101EAC is Grade 2, so on stairwells, corridors and other cycle-heavy commercial openings the Grade 1 options carry the higher ANSI/BHMA cycle and strength rating.
7) I need a fire rated passage knob - does the CL101EAC work on a labeled door?
The Deltana CL101EAC carries a UL Listed latch with a 1/2 inch throw. If the opening requires a fire rated lockset, the Falcon W101 is a Grade 2 medium duty passage/closet knob lock with a fire rating, and the Falcon X101 is the Grade 1 heavy duty fire rated passage knobset. Both are passage function like the CL101EAC, so the door still pushes open from either side.
8) What do I order if the door needs to lock instead of a passage knob?
The CL101EAC is non-keyed passage, so it never locks. For a bathroom or bedroom, the Dexter C2000 privacy ball knob is the matching Grade 2 privacy function for 1-3/8 inch to 1-3/4 inch doors. For a keyed opening, the Dexter C2000 entry/office knob is Grade 2 keyed over the same door range, and the Sargent 6G04 is a Grade 2 storeroom/closet knob lock with a single cylinder, which stays locked outside and always free inside. For a classroom, the Dexter C2000 classroom knob is the Grade 2 keyed version.
9) Is a dummy knob the same thing as a passage knob?
No, and this is the most common mis-order. The Deltana CL101EAC is a passage lockset with a working latch - a UL Listed latch with a 1/2 inch throw and an ANSI 4-7/8 inch by 1-1/4 inch strike, so the door latches shut. A dummy such as the Schlage A170 single dummy trim, the BEST 6K single dummy trim, or the Cal-Royal BA40 dummy knob has no latch and no moving mechanism at all; it is surface trim that pulls the door. Use a dummy only on an inactive leaf or a door held by a ball catch, and use a passage set anywhere the door has to stay closed.
10) Which passage knob fits a door thicker than 1-3/4 inches?
The Deltana CL101EAC covers 1-3/8 inch to 1-3/4 inch doors. For a thicker leaf, the Corbin Russwin CK4310 Grade 1 passage/closet knob lock covers 1-3/8 inch to 2 inches, and the Falcon X101 Grade 1 heavy duty passage knobset covers 1-3/8 inch to 2-1/4 inches. Both are passage function, so the operation is identical on the wider door.
11) Do I have to specify left or right hand when ordering the Deltana CL101EAC knob?
No handing to call out. The CL101EAC is universal, so one part number covers left and right hand doors and inswing or outswing. For a property manager buying a dozen for a building, that means one line item and no risk of a wrong-hand return.
12) Is the latch on the Deltana CL101EAC UL Listed for a fire rated door?
The latch is UL Listed with a 1/2 inch throw. That is the latch component listing stated by Deltana. If your opening is a labeled fire door and the AHJ wants the full lockset carrying a fire rating on the submittal, the Falcon W101 and Falcon X101 passage knobsets are the ones we hold a fire rating on.
13) I need a knob on a closet door that does not latch at all. Is the CL101EAC the right part?
No. The CL101EAC has a working latch and a full through-bore chassis. For a door that just needs a knob to pull on, with no latch and no strike, order a dummy trim instead: the BEST 6K single dummy, the Schlage A170, the Cal-Royal BA40, or the Bravura Biloxi. Those mount to the face of the door and save you cutting a cross bore.
14) Can I standardize a whole floor of hall and closet doors on the Deltana CL101EAC?
Yes, and it is a reasonable fleet part for that. Universal handing means no left or right variants to track, the 1-3/8 to 1-3/4 inch range covers mixed door thicknesses in an older building, and non-keyed passage function keeps it out of your key system entirely. The one thing to confirm door by door is backset: it comes 2-3/4, and any opening bored 2-3/8 needs that latch ordered alongside.
15) Is a tubular cylindrical knob like the CL101EAC the right choice, or should I be looking at a mortise lock?
For hall, corridor and closet doors in a commercial building, a Grade 2 cylindrical tubular set is the normal choice: it installs into a standard two-bore prep, costs less to hang, and is replaceable in minutes when it wears. Mortise makes sense when the opening needs a heavier chassis, a deadbolt in the same lock body, or a lever function a cylindrical set cannot do. Cylindrical knobs also fail ADA operable-hardware expectations in many jurisdictions, so on public-access doors check whether a lever is required before you buy knobs.
16) Can I use a residential passage knob instead of a commercial one on an apartment interior door?
They are built to different duty levels. The Deltana CL101EAC is a commercial Grade 2 cylindrical knobset with a 2-3/4 inch backset and an ANSI 4-7/8 inch by 1-1/4 inch strike prep. The Kwikset 200P Polo passage knob ships with a 6AL latch and a round corner strike, and the Pamex FTF Baron passage knobset is Grade 3 for 1-3/8 inch to 1-3/4 inch doors. Grade 3 and residential-prep sets use the smaller round corner strike rather than the ANSI square prep, so on a door already mortised for an ANSI strike the commercial set drops in without reworking the frame.
17) What is the difference between the Deltana CL101EAC and the Arrow MK01 and RK01 passage knobs?
All three are Grade 2 non-keyed passage cylindrical knob locks for 1-3/8 inch to 1-3/4 inch doors. The difference is the knob shape and series: the Arrow MK01 is from the MK Series, the Arrow RK01 is a ball knob from the RK Series, and the Deltana CL101EAC is a round knob. Function, grade and door range are equivalent, so the choice comes down to matching the knob profile already on the other doors.
18) I want a decorative knob on an interior passage door rather than a commercial one - what are the options?
The Deltana CL101EAC is a commercial Grade 2 round knob with an ANSI strike prep. For a decorative interior look, the Baldwin Estate 5011 Colonial passage knob with 5058 rose and the Baldwin Estate 5000 Baltimore passage lock with 5048 rose and full lip strike are both passage function; the Baldwin 5000 uses a 2-3/8 inch backset, while the CL101EAC is 2-3/4 inch with 2-3/8 inch sold separately. The Omnia 434/PA egg-shaped knob latchset in solid brass is another passage option. These are finish-and-style sets rather than commercial graded hardware, so match them to the traffic on the door.
19) Is there a passage knob that locks itself without a key?
The Deltana CL101EAC is non-keyed passage and does not lock at all. The Lockey 3830 is a mechanical keyless combination knob lock with an auto-locking passage function for 1-3/16 inch to 2 inch doors, which secures the opening on a code rather than a key. Use the CL101EAC where the door only needs to latch, and the Lockey 3830 where an unattended door has to secure itself behind the last person through.
20) Can I standardize a whole floor of passage doors on one Grade 2 knob family?
Yes. The Deltana CL101EAC is a Grade 2 commercial tubular cylindrical passage knobset, and the same-grade families extend to the other functions you will need on the floor: the Dexter C2000 series runs Grade 2 passage, privacy, entry/office and classroom knobs all on 1-3/8 inch to 1-3/4 inch doors, and Corbin Russwin covers Grade 2 passage with the CK4410 alongside the Grade 2 entrance/office CK4851 Global knob. Standardizing inside one of those families keeps knob profile and prep consistent across the mixed functions on a corridor.
21) Does an exit device knob trim work as a substitute for a cylindrical passage knobset?
No. The Deltana CL101EAC is a complete tubular cylindrical passage knobset with its own latch and ANSI 4-7/8 inch by 1-1/4 inch strike. The Sargent 28C-KNOB is exit device trim with a knob and rose, and the Imperial USA ED-BKL580 is knob trim in the ED-500 series; trim like that mounts to an exit device already on the door and does not include a latch of its own. Order the CL101EAC for a bored door, and the trim only when a panic device is doing the latching.
22) What finish does the Deltana CL101EAC round knob come in?
Brushed Stainless is the finish it is built in. If you are matching existing satin chrome or US26D hardware down a corridor, brushed stainless reads close but is not identical, so pull one and hold it against a door before committing a whole building.
23) What Grade 2 passage knob comes in a decorative finish rather than brushed stainless?
The Deltana CL101EAC round knob is offered in Brushed Stainless. If the specification calls for a warmer finish at the same grade, the Bravura Dallas passage knobset with rectangle trim is Grade 2 in US4 Satin Brass, and the Bravura Albany and Lynchburg passage knobsets are Grade 2 with round trim, which matches the round rose profile of the CL101EAC more closely than the rectangular Dallas trim.
24) Which passage knob accepts an interchangeable core for a keyed system?
None is needed on the Deltana CL101EAC, which is non-keyed passage with no cylinder. If the facility keys its openings on a small format core program and you want that hardware family throughout, the Falcon X101 is a Grade 1 heavy duty passage knobset built with an interchangeable core, and the BEST 8K series entrance knob lock is Grade 1 heavy duty for the keyed openings on the same run of doors.
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Absolutely. The Deltana CL101EAC-32D is backed by a manufacturer’s warranty.
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