40H Mortise Series

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

Model: BES-45H-D-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

$1,369.00

$759.50 Sale
BEST 45H Series (AB - Office Deadbolt Function) - Rose Trim Heavy Duty Mortise Lock, Single Keyed

Model: BES-45H-AB-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

$1,409.00

$844.00 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

$1,369.00

$766.44 Sale
BEST 45H Series (N - Passage Function) - Rose Trim Heavy Duty Mortise Lock, Non-Keyed

Model: BES-45H-N-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

$1,082.00

$624.75 Sale
BEST 45HCA Series (N - Passage Function) - Heavy Duty Mortise Lockbody Only, Field Reversible

Model: 45HCAN

40H Series Passage (N) FunctionHeavy Duty Mortise Locks (CASE ONLY) 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch...

BEST

Starting at

$458.00

$331.00 Sale
BEST 48H Standard Series Mortise Deadlock (K-Single Cylinder Function) 7-Pin Housing, Accepts all BEST Cores

Model: BES-48H-K

48H SERIES MORTISE DEADLOCKS 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 change without...

BEST

Starting at

$548.00

$311.36 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

$738.49 Sale
BEST 45HCA Series (TD - Dormitory Function) - Heavy Duty Mortise Lockbody Only, Field Reversible

Model: 45HCATD

40H Series Dormitory (TD) FunctionHeavy Duty Mortise Locks (CASE ONLY) 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch...

BEST

Starting at

$584.00

$352.78 Sale
BEST 48H Standard Series Mortise Deadlock (M-Double Cylinder Function) 7-Pin Housing, Accepts all BEST Cores

Model: BES-48H-M

48H SERIES MORTISE DEADLOCKS 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 change without...

BEST

Starting at

$661.00

$400.00 Sale
BEST 45H Series (AB - Office Deadbolt Function) - Escutcheon Trim Heavy Duty Mortise Lock, Single Keyed

Model: BES-45H-AB-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

$1,481.00

$826.83 Sale
BEST 48H Standard Series Mortise Deadbolt (R-Single Cylinder - Classroom Function) 7-Pin Housing, Accepts all BEST Cores

Model: BES-48H-R

48H SERIES BEST MORTISE DEADBOLT 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 change...

BEST

Starting at

$732.00

$466.22 Sale
BEST 45HCA Series (INL - Intruder Function) - Heavy Duty Mortise Lockbody Only, Field Reversible

Model: 45HCAINL

40H Series Intruder (INL) FunctionHeavy Duty Mortise Locks (CASE ONLY) 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch...

BEST

Starting at

$586.00

$338.35 Sale
BEST 45H Series (H - Hotel Function) - Escutcheon Trim Heavy Duty Mortise Lock, Single Keyed

Model: BES-45H-H-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

$1,605.00

$858.32 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

$808.91 Sale
BEST 45HCA Series (A - Office Function) - Heavy Duty Mortise Lockbody Only, Field Reversible

Model: 45HCAA

40H Series Office (A) FunctionHeavy Duty Mortise Locks (CASE ONLY) 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...

BEST

Starting at

$539.00

$370.00 Sale
BEST 45HCA Series (T - Dormitory Function) - Heavy Duty Mortise Lockbody Only, Field Reversible

Model: 45HCAT

40H Series Dormitory (T) FunctionHeavy Duty Mortise Locks (CASE ONLY) 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch...

BEST

Starting at

$584.00

$366.65 Sale
BEST 45H Series (A - Office Function) - Rose Trim Heavy Duty Mortise Lock, Single Keyed

Model: BES-45H-A-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

$1,369.00

$731.74 Sale
BEST 45H Series (INL - Intruder Latch Function) - Rose Trim Heavy Duty Mortise Lock, Double Keyed

Model: BES-45H-INL-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

$815.00 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

$1,302.00

$696.21 Sale
BEST 45H Series (R - Classroom Function) - Rose Trim Heavy Duty Mortise Lock, Single Keyed

Model: BES-45H-R-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

$1,369.00

$731.74 Sale
BEST 45HCA Series (D - Storeroom Function) - Heavy Duty Mortise Lockbody Only, Field Reversible

Model: 45HCAD

40H Series Storeroom (D) FunctionHeavy Duty Mortise Locks (CASE ONLY) 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch...

BEST

Starting at

$586.00

$335.58 Sale
BEST 45HCA Series (R - Classroom Function) - Heavy Duty Mortise Lockbody Only, Field Reversible

Model: 45HCAR

40H Series D - Classroom (R) FunctionHeavy Duty Mortise Locks (CASE ONLY) 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch...

BEST

Starting at

$539.00

$338.35 Sale
BEST 45HCA Series (WD - Deadlock Function) - Heavy Duty Mortise Lockbody Only, Field Reversible

Model: 45HCAWD

40H Series Deadlock (WD) FunctionHeavy Duty Mortise Locks (CASE ONLY) 40H Series – Features1. Solid one-piece stainless steel anti-friction latch provides 50% more surfacecontact with strike for superior strength and security. Reversible latch...

BEST

Starting at

$407.00

$207.64 Sale
BEST 48H Standard Series Mortise Deadlock (L-Single Cylinder Function) 7-Pin Housing, Accepts all BEST Cores

Model: BES-48H-L

48H SERIES MORTISE DEADLOCKS 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 change without...

BEST

Starting at

$548.00

$349.46 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 (D - Storeroom Function) - Rose Trim Heavy Duty Mortise Lock, Single Keyed

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

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

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

BEST 45HCA Series (N - Passage Function) - Heavy Duty Mortise Lockbody Only, Field Reversible

BEST 48H Standard Series Mortise Deadlock (K-Single Cylinder Function) 7-Pin Housing, Accepts all BEST Cores

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

BEST 45HCA Series (TD - Dormitory Function) - Heavy Duty Mortise Lockbody Only, Field Reversible

BEST 48H Standard Series Mortise Deadlock (M-Double Cylinder Function) 7-Pin Housing, Accepts all BEST Cores

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

BEST 48H Standard Series Mortise Deadbolt (R-Single Cylinder - Classroom Function) 7-Pin Housing, Accepts all BEST Cores

BEST 45HCA Series (INL - Intruder Function) - Heavy Duty Mortise Lockbody Only, Field Reversible

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

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

BEST 45HCA Series (A - Office Function) - Heavy Duty Mortise Lockbody Only, Field Reversible

BEST 45HCA Series (T - Dormitory Function) - Heavy Duty Mortise Lockbody Only, Field Reversible

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

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

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

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

BEST 45HCA Series (D - Storeroom Function) - Heavy Duty Mortise Lockbody Only, Field Reversible

BEST 45HCA Series (R - Classroom Function) - Heavy Duty Mortise Lockbody Only, Field Reversible

BEST 45HCA Series (WD - Deadlock Function) - Heavy Duty Mortise Lockbody Only, Field Reversible

BEST 48H Standard Series Mortise Deadlock (L-Single Cylinder Function) 7-Pin Housing, Accepts all BEST Cores