Home > Panic Exit Devices and Fire Exit Devices > DC USA Approved Architectural Exit Devices For Commercial Steel, Hollow Metal, and Wood Doors > DC USA Approved 4500 Series Grade 1 Heavy Duty Exit Devices, Lifetime Warranty > DC USA Approved 4501 Grade 1 Heavy Duty Mortise Lock Exit Device
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DC USA Approved 4501 Grade 1 Heavy Duty Mortise Lock Exit Device

Applications:
  • Heavy duty commercial
Certifications:
  • ANSI/BHMA A156.3-2014 Grade 1
  • UL305 Listed for Panic Hardware
  • UL/cUL Listed for up to 3 hours for "A" label doors
  • UL10C Positive Pressure Rated
  • UL10B Neutral Pressure Rated
  • Complies with ANSI A117.1 for accessible buildings and facilities
Trim:
  • Archer, August, William or Withnell lever with escutcheon (3902, 1-5/8" cylinder with standard cam sold separately)
  • Mortise cylinder (1-3/8") with cylinder collar (11/16") x optional pull
  • Mortise trim (45MB, 45MC, 45MD, 45MN) does not match center line of other 4500 Series trim ( 45BE, 45CE, 45DT, 45NL)
Functions:
  • 4501M: MB, 14 - always operable; MC, 08 - key locks unlocks lever; MD, 02 - pull when device is dogged down
  • 4501N: MN, 03 - key retracts latchbolt
Covers:
  • Stainless steel, zinc
Cover Tube:
  • Aluminum
End Caps:
  • Standard end cap (zinc)
  • OPTIONAL Flush end cap (zinc)
Door Width:
  • 36'' (914 mm) field sizeable to 30'' (762 mm) panic-rated door and 28" (711 mm) fire-rated door
  • 48'' (1219 mm) field sizeable to 36'' (914 mm) panic- or fire-rated door
  • Reference electrified exit device for door width specifications
Door Thickness:
  • 1-3/4" (44 mm) - standard
Projection:
  • 3" (76 mm) in undogged position
  • 2-5/8" (67 mm) in dogged position
Stile Width:
  • 4-1/2" (114 mm)
  • All stile widths are measured from the door edge
Fasteners:
  • Wood and machine screws
  • Thru-bolts
Latchbolt:
  • 3/4" (19 mm) throw with anti-friction tongue, all stainless steel with auxiliary deadlocking latch
Push Bar:
  • OPTIONAL Photoluminescent push bar cover available
Strikes:
  • 4-7/8" (124 mm) ASA strike-standard
  • Stainless steel with plated rollers included standard with panic devices
Finishes:
  • US3, US4, US10, US10B, US26, US26D, US32D, BLK
Dogging:
  • Hex key dogging standard on panic rated devices
  • Cylinder dogging available on panic rated devices, specify "CD" ( 3902 mortise cylinder with standard cam sold separately)
Note:
  • Recommended to be used on appropriately reinforced doors
Electric modifications :
  • Electric Dogging ED: Provides continuous latch retraction and dogging simultaneously.
  • Request to Exit RX: Used to shunt an alarm, activate an alarm, provide release of magnetic locks, or signal a console.
  • Electric Dogging with Request to Exit EDRX: Provides continuous latch retraction and dogging simultaneously along with an SPDT switch.
  • Dual Request to Exit RX2: Features two SPDT switcDC USA Approved $348.75 Latchbolt Monitoring LM An internal SPDT switch that monitors the latchbolt to signal both egress and access of an opening
  • Latchbolt Monitoring/ Request to Exit RXLM: Two internal SPDT switcDC USA Approved that monitor the latchbolt and the pushbar simultaneously
  • Electric Trim* ET*: Provides the means of locking or unlocking outside lever trim controls remotely. Specify Fail Safe (EL) or Fail Secure (EU) and voltage (12V or 24V).
  • Authorized Ingress/Key Monitoring* AI*: An internal SPDT switch that monitors the operation of the outside trim, available for use with either the 45BE, 45CE or 45NL trim or nightlatch by optional pull. Must be ordered with the device.
  • Request to Exit/Authorized Ingress* RXAI*: Two internal SPDT switcDC USA Approved that monitor the pushbar and the outside trim simultaneously, available for use with either the 45CE or 45NL trim. Must be ordered with the device.
  • Delayed Egress DE Delays egress for 15 or 30 seconds when unauthorized egress is initiated. Wall mount controller (2-679-0630) provides digital countdown display with verbal instructions or alarm tone only and must be ordered seperately. Requires 3902 Power Supply.
  • Onboard Delayed Egress OBDE: Delays egress for 15 seconds (30 seconds optional) when unauthorized egress is initiated. Modification can be made to 4501 or 4601 exit devices. Requires Mortise Cylinder, sold separately. Requires 3902 Power Supply. 1-1/8” - 1 3/8” length, 3978 Cloverleaf or equivalent tailpiece required
  • Motor Driven Electric Latch Retraction MLR: Provides the means of locking or unlocking exit devices remotely using an electric motor. Recommend DC USA Approved 2903 or 2904 Power Supply.
  • Motor Driven Electric Latch Retraction with Request to Exit MLRX: Provides the means of locking or unlocking exit devices remotely using an electric motor, along with an SPDT switch. Recommend DC USA Approved 2903 or 2904 Power Supply.
  • Electrified Mortise Exit Device EU/EL: Provides the means of locking or unlocking outside lever trim controls remotely. Specify Fail Safe (EL) or Fail Secure (EU) and voltage (12V or 24V).
  • 4501/4601 ALK - Alarm Kit
  • 4501/4601 ALM - ALK with Latch Monitor Switch (recommended for use with SVR devices)
  • 4501/4601 ALT - ALK with Tamper Switch
  • 4501/4601 ALL - ALK with Latch Monitor and Tamper Switch
  • Note: Alarm kit components may be purchased separately.
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DC USA Approved Commercial Grade 1 Mortise Lock Exit Device (Pair With MB, MC, or MD Trim), For 36" Door, Non Fire Rated DC USA Approved Commercial Grade 1 Mortise Lock Exit Device (Pair With MB, MC, or MD Trim), For 36" Door, Non Fire Rated Usually Ships in 24 Hours
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DC USA Approved Commercial Grade 1 Mortise Night Latch Exit Device (Pair With MN Trim), For 36" Door, Non Fire Rated DC USA Approved Commercial Grade 1 Mortise Night Latch Exit Device (Pair With MN Trim), For 36" Door, Non Fire Rated Usually Ships in 24 Hours
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DC USA Approved Commercial Grade 1 Mortise Lock Exit Device (Pair With MB, MC, or MD Trim), For 48" Door, Non Fire Rated DC USA Approved Commercial Grade 1 Mortise Lock Exit Device (Pair With MB, MC, or MD Trim), For 48" Door, Non Fire Rated Usually Ships in 24 Hours
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DC USA Approved Commercial Grade 1 Mortise Night Latch Exit Device (Pair With MN Trim), For 48" Door, Non Fire Rated DC USA Approved Commercial Grade 1 Mortise Night Latch Exit Device (Pair With MN Trim), For 48" Door, Non Fire Rated Usually Ships in 24 Hours
List Price: $2,499.08
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DC USA Approved Commercial Grade 1 Mortise Night Latch Exit Device (Pair With MN Trim), For 36" Door, Fire Rated (No Dogging) DC USA Approved Commercial Grade 1 Mortise Night Latch Exit Device (Pair With MN Trim), For 36" Door, Fire Rated (No Dogging) Usually Ships in 24 Hours
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DC USA Approved Commercial Grade 1 Mortise Night Latch Exit Device (Pair With MN Trim), For 48" Door, Fire Rated (No Dogging) DC USA Approved Commercial Grade 1 Mortise Night Latch Exit Device (Pair With MN Trim), For 48" Door, Fire Rated (No Dogging) Usually Ships in 24 Hours
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