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40H Mortise Series

BEST 45H Series (1DT - Single Dummy Function) - Rose Trim Heavy Duty Mortise Lock, Non-Keyed

Model: BES-45H-1DT-RS

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$471.00

$264.01

$238.35 Sale
BEST 45H Series (2DT - Double Dummy Function) - Rose Trim Heavy Duty Mortise Lock, Non-Keyed

Model: BES-45H-2DT-RS

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$802.00

$421.05 Sale
BEST 45H Series (2DT - Escutcheon Trim Double Dummy Function) - Heavy Duty Mortise Lock, Non-Keyed

Model: BES-45H-2DT-ES

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$856.00

$479.17

$432.60 Sale
BEST 45H Series (A - Office Function) - Escutcheon Trim Heavy Duty Mortise Lock, Single Keyed

Model: BES-45H-A-ES

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$1,391.00

$779.23

$703.50 Sale
BEST 45H Series (AT - Office Function) - Escutcheon Trim Heavy Duty Mortise Lock, Single Keyed

Model: BES-45H-AT-ES

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$1,391.00

$779.23

$703.50 Sale
BEST 45H Series (AT - Office Function) - Rose Trim Heavy Duty Mortise Lock, Single Keyed

Model: BES-45H-AT-RS

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$1,420.00

$794.93

$686.18 Sale
BEST 45H Series (C - Entrance Function) - Escutcheon Trim Heavy Duty Mortise Lock, Double Keyed

Model: BES-45H-C-ES

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$1,564.00

$875.76

$843.36 Sale
BEST 45H Series (C - Entrance Function) - Rose Trim Heavy Duty Mortise Lock, Double Keyed

Model: BES-45H-C-RS

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$1,435.00

$735.00

$720.30 Sale
BEST 45H Series (CHB - Holdback Function) - Escutcheon Trim Heavy Duty Mortise Lock, Double Keyed

Model: BES-45H-CHB-ES

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$1,560.00

$873.44

$788.55 Sale
BEST 45H Series (CHB - Holdback Function) - Rose Trim Heavy Duty Mortise Lock, Double Keyed

Model: BES-45H-CHB-RS

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$1,480.00

$777.00 Sale
BEST 45H Series (D - Storeroom Function) - Escutcheon Trim Heavy Duty Mortise Lock, Single Keyed

Model: BES-45H-D-ES

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$1,391.00

$779.23

$703.50 Sale
BEST 45H Series (G - Communicating Function) - Escutcheon Trim Heavy Duty Mortise Lock, Double Keyed

Model: BES-45H-G-ES

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$1,560.00

$873.44

$788.55 Sale
BEST 45H Series (G - Communicating Function) - Rose Trim Heavy Duty Mortise Lock, Double Keyed

Model: BES-45H-G-RS

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$1,480.00

$777.00 Sale
BEST 45H Series (H - Hotel Function) - Rose Trim Heavy Duty Mortise Lock, Single Keyed

Model: BES-45H-H-RS

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$1,583.00

$886.23

$800.10 Sale
BEST 45H Series (IND - Intruder Deadbolt Function) - Escutcheon Trim Heavy Duty Mortise Lock, Double Keyed

Model: BES-45H-IND-ES

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$1,560.00

$873.44

$788.55 Sale
BEST 45H Series (IND - Intruder Deadbolt Function) - Rose Trim Heavy Duty Mortise Lock, Double Keyed

Model: BES-45H-IND-RS

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$1,480.00

$777.00 Sale
BEST 45H Series (INL - Intruder Latch Function) - Escutcheon Trim Heavy Duty Mortise Lock, Double Keyed

Model: BES-45H-INL-ES

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$1,513.00

$847.27

$764.93 Sale
BEST 45H Series (L - Privacy Function) - Escutcheon Trim Heavy Duty Mortise Lock, Non-Keyed

Model: BES-45H-L-ES

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$1,353.00

$757.72

$654.15 Sale
BEST 45H Series (L - Privacy Function) - Rose Trim Heavy Duty Mortise Lock, Non-Keyed

Model: BES-45H-L-RS

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$1,232.00

$646.80 Sale
BEST 45H Series (LB - Privacy Function) - Escutcheon Trim Heavy Duty Mortise Lock, Non-Keyed

Model: BES-45H-LB-ES

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$1,353.00

$757.72

$654.15 Sale
BEST 45H Series (LB - Privacy Function) - Rose Trim Heavy Duty Mortise Lock, Non-Keyed

Model: BES-45H-LB-RS

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$1,279.00

$716.43

$618.45 Sale
BEST 45H Series (LT - Privacy Function) - Escutcheon Trim Heavy Duty Mortise Lock, Non-Keyed

Model: BES-45H-LT-ES

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$1,267.00

$709.45

$640.50 Sale
BEST 45H Series (LT - Privacy Function) - Rose Trim Heavy Duty Mortise Lock, Non-Keyed

Model: BES-45H-LT-RS

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$1,244.00

$696.66

$628.95 Sale
BEST 45H Series (N - Passage Function) - Escutcheon Trim Heavy Duty Mortise Lock, Non-Keyed

Model: BES-45H-N-ES

40H SeriesHeavy Duty Mortise Locks 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch rotates 180 degrees for easy handing...

BEST

Starting at

$1,106.00

$619.31

$559.13 Sale

When you want the toughest mechanical security for your building, you want the 40H Series from BEST. With its advanced features, improved functionality and unique versatility, this durable mortise lock is reliable and flexible in any commercial or industrial setting.

Heavy duty in both protection and performance, the 40H is the ideal security solution when strength and dependability are required. Free egress and overall security are never compromised. The BEST interchangeable core allows for customized master keying and quick keying changes. And its tough steel frame accommodates heavy traffic, while standing strong against break-in attempts. All the while, the 40H remains a low maintenance product that is easy to reconfigure and easy to install.

40H Mortise Series

BEST 45H Series (1DT - Single Dummy Function) - Rose Trim Heavy Duty Mortise Lock, Non-Keyed

BEST 45H Series (2DT - Double Dummy Function) - Rose Trim Heavy Duty Mortise Lock, Non-Keyed

BEST 45H Series (2DT - Escutcheon Trim Double Dummy Function) - Heavy Duty Mortise Lock, Non-Keyed

BEST 45H Series (A - Office Function) - Escutcheon Trim Heavy Duty Mortise Lock, Single Keyed

BEST 45H Series (AT - Office Function) - Escutcheon Trim Heavy Duty Mortise Lock, Single Keyed

BEST 45H Series (AT - Office Function) - Rose Trim Heavy Duty Mortise Lock, Single Keyed

BEST 45H Series (C - Entrance Function) - Escutcheon Trim Heavy Duty Mortise Lock, Double Keyed

BEST 45H Series (C - Entrance Function) - Rose Trim Heavy Duty Mortise Lock, Double Keyed

BEST 45H Series (CHB - Holdback Function) - Escutcheon Trim Heavy Duty Mortise Lock, Double Keyed

BEST 45H Series (CHB - Holdback Function) - Rose Trim Heavy Duty Mortise Lock, Double Keyed

BEST 45H Series (D - Storeroom Function) - Escutcheon Trim Heavy Duty Mortise Lock, Single Keyed

BEST 45H Series (G - Communicating Function) - Escutcheon Trim Heavy Duty Mortise Lock, Double Keyed

BEST 45H Series (G - Communicating Function) - Rose Trim Heavy Duty Mortise Lock, Double Keyed

BEST 45H Series (H - Hotel Function) - Rose Trim Heavy Duty Mortise Lock, Single Keyed

BEST 45H Series (IND - Intruder Deadbolt Function) - Escutcheon Trim Heavy Duty Mortise Lock, Double Keyed

BEST 45H Series (IND - Intruder Deadbolt Function) - Rose Trim Heavy Duty Mortise Lock, Double Keyed

BEST 45H Series (INL - Intruder Latch Function) - Escutcheon Trim Heavy Duty Mortise Lock, Double Keyed

BEST 45H Series (L - Privacy Function) - Escutcheon Trim Heavy Duty Mortise Lock, Non-Keyed

BEST 45H Series (L - Privacy Function) - Rose Trim Heavy Duty Mortise Lock, Non-Keyed

BEST 45H Series (LB - Privacy Function) - Escutcheon Trim Heavy Duty Mortise Lock, Non-Keyed

BEST 45H Series (LB - Privacy Function) - Rose Trim Heavy Duty Mortise Lock, Non-Keyed

BEST 45H Series (LT - Privacy Function) - Escutcheon Trim Heavy Duty Mortise Lock, Non-Keyed

BEST 45H Series (LT - Privacy Function) - Rose Trim Heavy Duty Mortise Lock, Non-Keyed

BEST 45H Series (N - Passage Function) - Escutcheon Trim Heavy Duty Mortise Lock, Non-Keyed