Imperial USA ED-BKL500 Knob Trim Entry Function
The entry ball knob trim comes in an oil rubbed bronze finish or brushed stainless steel. It is an accessory for any Trans-Atlantic or Global Door Controls panic/exit devices. The entry knob trim can be unlocked from the exterior with a key. It is mostly used on doors that require some type of security, such as exterior doors or office doors.
Features:
- Heavy duty ball knob trim, perfect for commercial applications
- Compatible with Global Door Controls and Trans-Atlantic panic exit devices
- Keyed entry knob used for security on exterior doors
- Spindle latch mechanism makes the removal of the cylinder easier and more efficient
- Non-handed/reversible
- Fits on opposite side of door to panic exit device
- Includes instructions and mounting hardware for easy installation
- Schlage "C" keyway, includes two 6-pin keys
Manufacturer Resources
Product Specs
- Series:
- ED-500 Series
- Subcategory:
- Cylindrical Locks
- Product Group:
- Mechanical Locks
- Product Subgroup:
- Bored Locksets
- Product Type:
- Knobsets
- Commercial/Residential:
- Commercial
- Lock Function:
- Entry
- Keyed:
- Yes
- Handle Type:
- Knob
- Cylinder and Keyways:
- Schlage C
- Product Model:
- ED-BKL500
- Door Hand Direction:
- Non-Handed
- Product Category:
- Mechanical Locks
- Department:
- Door Hardware
Imperial USA IMPED-BKL500-US32D – Frequently Asked Questions
1) Which exit devices does the ED-BKL500 knob trim fit?
The trim is made to pair with Trans-Atlantic and Global Door Controls panic/exit devices. Those are the only devices the manufacturer names for it, so if your device is another brand, don't assume this trim will land on the existing prep.
2) Do I need to order a left-hand or right-hand version of the ED-BKL500?
No handing to specify. The knob trim is non-handed and reversible, so one part covers left- and right-hand doors, inswing or outswing. For a property manager stocking spares across a building, that means a single part number covers every opening.
3) What keyway does the ED-BKL500 use, and can I key it into my building master system?
It ships with a Schlage C keyway cylinder and two 6-pin keys. Schlage C is the most common commercial keyway in North America, so if your building is already keyed in SC1/Schlage C, a locksmith can rekey this cylinder into the existing system. The spindle latch design makes pulling the cylinder for rekeying quicker.
4) What is the closest alternative to the Imperial USA ED-BKL500 knob trim for an exit device?
The ED-BKL500 is knob trim that mounts on the opposite side of a panic exit device, with an entry function that unlocks from the outside with a key. The closest comparable exit device trim is the Sargent 28C-KNOB, exit device trim with knob and rose in a classroom function for 1-3/4 inch doors, part of the 28 Series. The Sargent 78-2875 is an outside knob only with B design from the 7800 Series. Note the 28C-KNOB is a classroom function rather than entry, so key control behavior differs.
5) If the door does not have a panic exit device, what keyed knob lock should be used instead of the ED-BKL500?
The ED-BKL500 is trim only and is meant to fit on the opposite side of a Global Door Controls or Trans-Atlantic panic exit device, so it does not function as a stand-alone lockset. For a complete keyed cylindrical knob lock on a standard bored door, the Corbin Russwin CK4851 is an entrance/office cylindrical lock with a Global knob and conventional cylinder for 1-3/8 to 2 inch doors, and the BEST 8K Series entrance function single cylinder is a Grade 1 heavy duty knob lock. The Dexter C2000 entry/office ball knob lock is Grade 2 for 1-3/8 to 1-3/4 inch doors.
6) What looks like a substitute for the ED-BKL500 but will not work on an exit device door?
Dummy and passage knobs are the common mix-up. The ED-BKL500 is keyed entry trim that releases the exit device from the outside with a key. The Schlage A170 single dummy trim and the BEST 6K single dummy trim are non-keyed dummy knobs with no latch action, and the Cal-Royal BA40 is a dummy knob for 1-3/8 to 1-3/4 inch doors. Passage units such as the Arrow RK01 ball knob and the Dexter C2000 passage ball knob are also non-keyed and provide no outside key control.
7) What does entry function mean on this exit device trim?
Entry function here means the outside knob is locked or unlocked with a key from the exterior. When unlocked, the knob retracts the latch and the door opens from outside; when locked, only the inside push bar gets you through. That is why it's used on exterior doors and office doors that need controlled access.
8) Does the ED-BKL500 come with mounting hardware, or do I need to buy screws and a cylinder separately?
Installation hardware and instructions are in the box, and the keyed cylinder with two keys is included. You supply nothing extra beyond the exit device itself.
9) Is this knob trim rated for commercial traffic, or is it a residential part?
Commercial. Imperial USA lists the ED-BKL500 as a heavy duty ball knob trim for commercial applications, which is what you want on an exterior or office door carrying an exit device. Residential-grade entry knobs like the Kwikset 400P Polo are Grade 3 and are not built for that duty.
10) What is the alternative if I need exit device trim for a Sargent device instead?
The ED-BKL500 is specified for Trans-Atlantic and Global Door Controls devices. For Sargent hardware, the Sargent 28C knob and rose trim is built for Sargent 28 Series devices, and the Sargent 78-2875 outside knob covers 7800 Series devices. Exit device trim is device-specific, so match the trim to the device brand and series rather than to the look of the knob.
11) Can I use the ED-BKL500 on a door that needs to stay unlocked during business hours?
Yes, that is how entry function is typically used: key the outside knob to the unlocked position in the morning so the public can pull the door, then key it locked at close. The inside push bar always allows free egress regardless of the knob's state. If you want an opening that is always locked from outside with no unlocked mode, a storeroom-function lock such as the Sargent 8XG04 is the different product you want.
12) Is there a lower-cost entry knob option than the ED-BKL500 for an office door?
The ED-BKL500 is a heavy duty commercial ball knob trim with a Schlage C keyway and two 6-pin keys. For a lighter-duty entrance knob on an interior office door, the Cal-Royal BER00 is a Grade 3 entrance/office knob lock with a Kwikset keyway for 1-3/8 to 1-3/4 inch doors, the Pamex FTF Baron is a Grade 3 entrance/office knob lockset in the same thickness range, and the Master Lock BC Series BC01 is a Grade 3 keyed entry biscuit knob. Keyway differs from the Schlage C on the ED-BKL500, which matters if the building is keyed alike.
13) What should I use instead of the ED-BKL500 if the opening needs to stay locked outside at all times?
The ED-BKL500 is an entry function, which is intended for doors that need key access from the exterior while allowing the knob to be left unlocked. If the outside knob must stay locked with key access only, a storeroom function is the correct choice: the Sargent 6G04 is a Grade 2 storeroom/closet single cylinder knob lock, and the Sargent 8XG04 is a Grade 1 heavy duty storeroom/closet single cylinder knob lock with a 2-3/4 inch backset. For a classroom function keyed from the outside only, the Dexter C2000 classroom ball knob is Grade 2 for 1-3/8 to 1-3/4 inch doors.
14) Which alternatives to the ED-BKL500 keep a ball knob shape for a consistent look across a building?
The ED-BKL500 is a ball knob trim offered in US10B oil rubbed bronze and US32D brushed stainless steel. To keep the same ball knob profile on other doors in the building, the Arrow RK01 is a Grade 2 ball knob passage lock for 1-3/8 to 1-3/4 inch doors, and the Dexter C2000 Series offers ball knob versions in passage, privacy, entry/office and classroom functions, all Grade 2 for 1-3/8 to 1-3/4 inch doors.
15) Is there a Grade 1 alternative if the ED-BKL500 is going on a high-traffic opening?
The ED-BKL500 is a heavy duty ball knob trim built for commercial use. If a Grade 1 cylindrical knob lock is required by spec, the BEST 8K Series entrance function single cylinder is Grade 1 heavy duty, the Corbin Russwin CK4851 entrance/office lock is Grade 1 for 1-3/8 to 2 inch doors, and the Sargent 8XG04 is a Grade 1 heavy duty storeroom knob lock. For non-keyed Grade 1 openings, the Falcon X101 passage knobset carries a fire rating and covers 1-3/8 to 2-1/4 inch doors.
16) What finishes does the ED-BKL500 knob trim come in?
Two: US10B oil rubbed bronze and US32D brushed stainless steel. US32D is the usual match for commercial storefront and hollow metal openings with stainless or aluminum hardware; US10B suits darker bronze-finish entrances. Pick the one that matches the exit device already on the door.
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Absolutely. The Imperial USA IMPED-BKL500-US32D is backed by a manufacturer’s warranty.
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