Marks USA MESC600N Passage Lev...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$233.00
$74.68
Marks USA MESC600N Passage Lever/Escutcheon Exit Device Trim

Marks USA MESC600N Passage Lever/Escutcheon Exit Device Trim for M9900 Series — Storeroom Function, Field Reversible

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Model: MESC600N-26D
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$233.00
$74.68
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Marks USA MESC600N Passage Lever/Escutcheon Exit Device Trim for M9900 Series

The Marks USA MESC600N is a Passage Lever/Escutcheon Exit Device Trim engineered specifically for M9900 Series Exit Devices, delivering a Storeroom mechanical function for controlled-access commercial door applications. Designed for doors with a minimum stile size of 3-1/2" and a door thickness of 1-3/4", this trim accommodates both wood and metal door materials. The field-reversible hand configuration and 1-1/4" mortise cylinder type provide installation flexibility, while the standard Marks "C" Keyway KNK cylinder ensures compatibility with the panic device. UL305 listed and backed by a Lifetime Limited Warranty, the MESC600N is a dependable choice for demanding commercial environments.

Key Features

  • Storeroom Mechanical Function: Provides controlled-access storeroom operation, allowing entry only via key from the exterior while maintaining free egress from the interior.
  • M9900 Series Compatibility: Designed exclusively for use with Marks USA M9900 Series Exit Devices, ensuring seamless integration and reliable performance.
  • Minimum Stile Size: Requires a minimum stile size of 3-1/2", suitable for standard commercial door configurations.
  • Door Thickness Compatibility: Engineered for 1-3/4" door thickness, accommodating the most common commercial door specification.
  • Field Reversible Hand: Handing is field reversible, allowing the trim to be adapted on-site for left- or right-hand door applications without special ordering.
  • 1-1/4" Mortise Cylinder Type: Accepts a 1-1/4" mortise cylinder for secure, professional-grade key control.
  • Standard Marks "C" Keyway KNK Cylinder: Includes the standard Marks "C" Keyway KNK cylinder for direct compatibility with the panic device.
  • Wood or Metal Door Material: Compatible with both wood and metal door constructions, offering broad application versatility.
  • Lifetime Limited Warranty: Backed by a Lifetime Limited Warranty for long-term confidence and protection in commercial installations.

Certifications & Compliance

  • UL305 Listed
  • Commercial Grade
  • Lifetime Limited Warranty

Technical Specifications

  • Product Group: Exit Devices and Trim
  • Commercial/Residential: Commercial
  • Subcategory: Exit Devices - Rim
  • Product Type: Exit Device Trims
  • Series: M9900 Touchbar
  • ADA Compliant: No
  • Product Category: Exit Devices and Trim
  • Department: Door Hardware

Typical Applications

  • Commercial Office Buildings
  • Educational Facilities
  • Healthcare Institutions
  • Retail Establishments
  • Industrial and Warehouse Facilities
  • Multi-Tenant Residential Properties
  • Government and Municipal Buildings

Why Marks USA MESC600N?

Marks USA exit device trim products are engineered for professional-grade reliability, with the MESC600N offering field-reversible handing, 1-1/4" mortise cylinder compatibility, and UL305 listing to meet the rigorous demands of commercial door hardware applications. Designed for use with the M9900 Series and compatible with both wood and metal doors, this trim delivers the versatility and dependability required for high-traffic commercial environments.

Manufacturer Resources

Marks USA Product Catalog

Product Specs

Product Group:
Exit Devices and Trim
Product Subgroup:
Exit Device Trim
Commercial/Residential:
Commercial
Subcategory:
Exit Devices - Rim
Product Type:
Exit Device Trims
Features:
Passage Exit Device Trim
Series:
M9900 Touchbar
ADA Compliant:
No
Product Function:
Passage
Product Category:
Exit Devices and Trim
Department:
Door Hardware

Marks USA MESC600N-26D – Frequently Asked Questions

1) Will the Marks USA MESC600N trim work on a 1-3/4 inch metal door, and what stile does it need?
The MESC600N lever/escutcheon trim is built for 1-3/4 inch doors and needs a stile of at least 3-1/2 inches. It mounts on wood or metal doors. On a narrower aluminum stile, say 2 inches on a storefront door, it won't land, so that opening needs a narrow stile trim instead.
2) Do I have to order the Marks MESC600N handed left or right?
No. Handing is field reversible on the MESC600N, so one part covers left and right hand openings and you set it at the door. That matters for a property manager stocking spares: one trim on the shelf works for any M9900 opening in the building.
3) Does the Marks USA MESC600N come with a cylinder, and what size mortise cylinder does it take?
It takes a 1-1/4 inch mortise cylinder, and the standard Marks "C" keyway KNK cylinder is included, keyed to work with the panic device. If your building is keyed to a different system, plan on swapping in a 1-1/4 inch mortise cylinder in your own keyway rather than assuming the supplied one will fit the master key setup.
4) How does the MESC600N lever behave from outside versus inside?
Storeroom operation: the outside lever stays locked at all times and a key retracts the latch for entry. Push the touchbar from inside and you're out, always, no key needed. The lever is not a passage lever you can leave unlocked for the day, which is the usual mix-up on a storeroom trim. If you want an outside lever that stays free until you lock it, that's a different function.
5) What is the closest equivalent to the Marks USA MESC600N storeroom lever escutcheon exit trim from another brand?
The Pamex E9000 is the nearest match in intent: a heavy duty storeroom function exit device trim on a Grade 1 rating with an L3 lever, covering a 1-3/8 inch to 2 inch door thickness range. The MESC600N is built for Marks USA M9900 Series devices and a 1-3/4 inch door, so the swap is only a swap if the exit device itself is changing too - trim is series-specific, and the E9000 is an E9000 series trim. Tell EDELT80 is a second storeroom-function escutcheon lever trim, covering 1-3/8 inch to 1-3/4 inch doors.
6) Can I get the same lever escutcheon trim but have it unlock and lock on a card reader or access control schedule?
That calls for electrified trim rather than a mechanical keyed escutcheon. Command Access makes electrified exit trim with 12V and 24V operation and fail safe or fail secure options in the ET15, ET25 and 230L lines, the last built to Von Duprin 230L form for V96, 36 and 23 Series devices; the ET26 adds Grade 1 construction and a field reversible design. Falcon 510L-FSA/FSE is an electrified heavy duty lever trim for 25 Series devices, and Von Duprin E360L-BE-03 is a Grade 1 electric passage trim with the 03 lever, fail safe, for 33 and 35A Series. Dormakaba covers standalone credential control instead: E-Plex 201U electronic pushbutton exit trim and PowerPlex P201U for rim, mortise and SVR devices.
7) My stile is narrower than 3-1/2 inches - what exit trim options fit a narrow stile door?
The MESC600N requires a minimum 3-1/2 inch stile, so a narrower aluminum stile needs trim built for it. BEST Precision 2000 Series exit only pull trim with cover plate and the BEST 2900 Series 2901 exit only lever trim are both narrow stile trims for 2000 Series exit devices. Both are exit only function, meaning the outside side is a pull without key retraction, so the security model changes from the MESC600N's keyed storeroom operation.
8) I need keyed lever exit trim but the opening should re-lock on entry, not stay unlocked - what should I use instead?
That is night latch function rather than storeroom. Sargent 704ET is a night latch lever exit trim, Grade 1 heavy duty, with field reversible operation on the 700 Series; Sargent 704-ETL is the PE Series night latch lever with key retract. Corbin Russwin VT957ET is a night latch escutcheon trim in stamped or formed stainless steel for ED5000 Series devices, and Dorma YR03R is a wide stile escutcheon lever trim in night latch function, supplied less cylinder. Each is matched to its own device series, so pick by the exit device on the door.
9) The door does not need a key on the outside at all - is there a simpler exit trim than a keyed lever escutcheon?
Yes. Passage-function trim gives a lever that always retracts the latch with no cylinder involved: Arrow SRX01 is a passage function Sierra lever with rose for ED910, S1150 and S1250 devices, and Corbin Russwin offers passage trim across three device families - 3310AET for ED300 Series, x810ET for ED4000 Series, and x910ET for the ED5200S, ED5200, ED5400 and ED5800 Series, all Grade 1. Simpler still is exit-only trim, which is a pull with no latch retraction: BEST 1700 Series and 4900 Series for wide stile, 2000 Series and 2900 Series for narrow stile.
10) Which exit trims look like a substitute for a keyed lever escutcheon but will not actually lock the door?
Several trims share the lever-and-escutcheon silhouette without any locking or latch-retracting function. Detex 02BN is a dummy S-lever trim with a blank escutcheon for the Value Series, Von Duprin 230DT is dummy trim on a heavy duty 10 gauge steel escutcheon for 22 Series, and Dexter ED1500T-DUMM-PULL is a Grade 1 dummy function trim with a handle pull plate. Falcon 212L is a 20 Series escutcheon lever trim listed as blank escutcheon with shear pin protection, and Von Duprin 210K-BE is a knob with blank escutcheon for 22 Series. If the opening needs keyed entry from outside, none of these do it.
11) Is the MESC600N ADA compliant for barrier-free openings?
No. The MESC600N is not ADA compliant. On an opening that has to meet accessibility requirements, choose a trim that states compliance rather than this one.
12) What's the difference between a storeroom exit trim and a nightlatch or passage trim?
Storeroom, like the Marks MESC600N, keeps the outside lever rigid and locked, key entry only. A nightlatch trim (Sargent 704ET, Corbin Russwin VT957ET, Dorma YR03R) does the same thing from a key but is typically specified where the outside handle is only ever a key-retract pull. A passage trim (Arrow SRX01, Corbin Russwin ED3000 810ET) leaves the outside lever free at all times, no key control, which is what you want on a corridor or stair door that must always be enterable.
13) What is the difference between storeroom exit trim and classroom exit trim when specifying a school?
Storeroom trim keeps the outside lever locked at all times and the key retracts the latch for entry without leaving it unlocked. Classroom function lets a key lock and unlock the outside lever so it can be left free during class hours. Falcon 510L is a heavy duty classroom function lever trim for 24 and 25 Series devices and Falcon 179L is the medium duty classroom lever control for the 1790 Series; Accentra 446F is a Grade 1 Augusta lever trim in classroom function; Dexter ED1000T-CLRM-TP-NC is a Grade 1 classroom trim using a thumbpiece and pull plate with a cylinder, supplied less cylinder. The MESC600N is the storeroom side of that choice.
14) If I am standardizing a facility on one keyway, which exit trims should I be comparing against the Marks MESC600N?
The MESC600N takes a 1-1/4 inch mortise cylinder and ships with the standard Marks C Keyway KNK cylinder, so a facility on a different key system should look at trims that state their keyway or ship less cylinder. Design Hardware KIL Storeroom is a Grade 1 storeroom function trim for 1000 and 2000 Series devices with a flat lever and Schlage C keyway. Corbin Russwin VT957ET and Dorma YR03R are both supplied less cylinder, letting you fit your own. Dexter ED1500T-PULL-NC is a Grade 1 nightlatch trim with a raised lip pull plate, also less cylinder.
15) The opening needs keyed access from outside but a lever will not work there - what is the alternative to escutcheon lever trim?
Pull trim with a cylinder hole does the same job with a fixed pull instead of a lever. Design Hardware 2P-03NL is a Grade 1 pull trim with cylinder hole in night latch function for the 1000R and 2000R devices, and Tell EDPT is a pull trim with cylinder hole supplied less cylinder for 1-3/8 inch to 1-3/4 inch doors. Tell EDTHP53 uses a thumbpiece instead, in keyed entry function on the same door thickness range. Von Duprin 110MD-NL is a night latch cylinder assembly for metal and wood doors on 22, 55 and 98/99 exit trim.
16) Which other exit device trims are field reversible like the Marks MESC600N?
Handing that can be set on site saves a return when the door swing on the drawing does not match the door in the field. The MESC600N is field reversible. Among peers, Sargent 704ET is a Grade 1 heavy duty night latch lever trim with field reversible operation, and Command Access ET26 is an electrified trim with Grade 1 construction and a field reversible design. The functions differ, so reversibility alone should not drive the pick.
17) What finishes should I expect to match when mixing brands of exit device trim on the same building?
The Marks USA MESC600N comes in US10B oil-rubbed dark bronze and 626 satin chrome. Tell offers its exit trims in 26D, including the EDELT80 storeroom escutcheon lever, EDELT53 keyed entry lever, EDPT pull trim and EDTHP53 thumbpiece; Von Duprin 210K-BE and Design Hardware 2P-03NL are called out in 32D. Satin chrome 626 and satin stainless 32D read close on a door but are not identical materials, so mock one opening before committing a building.
18) What finishes does the Marks USA MESC600N lever trim come in?
Two: 626 satin chrome and US10B oil-rubbed dark bronze. Satin chrome is the one that lines up with the brushed-nickel-look hardware on most commercial interiors; US10B is the dark finish for wood-door and hospitality openings. Pick the one that matches the closer, hinges, and pulls already on the door.
How fast can I get the Marks USA MESC600N-26D 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 Marks USA MESC600N-26D come with a warranty?
Absolutely. The Marks USA MESC600N-26D 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 Marks USA MESC600N-26D?
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
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