Recently upgraded to 100 users, the Alarm Lock Trilogy DL2700 over the years has become an industry standard. Codes can be 3-5 digits, but after you decide on the number of digits you must stick with your decision for all user codes.

• 1 master code
• 90 basic user codes
• 10 manager codes
• 3 codes for one-time users

5 AA batteries power typical 175,000 lock/unlock cycles.

Remote release leads standard.

Specify WP option at additional cost for weatherproof outdoor use.

Non-handed, grade 1 lockset available in:

• Polished Brass
• Polished Chrome
• Satin Chrome
• Antique Brass
• Oil Rubbed Bronze

Standard key-in-lever cylinder, Schlage SC1 keyway. Variety of interchangeable core preps available at slight additional cost. Variety of adapters available at minimal expense to adapt aftermarket cylinders in various keyways.

MSR price as of May, 2009 in satin chrome finish, standard SC1 keyway: $725

The Schlage baseline model Cobra is built on the Schlage ND series chassis - an industry standard heavy duty grade 1 cylindrical lockset.

• 100 User Codes
• Powered by 4 AA batteries typically good for 80,000 cycles
• Non-handed
• High security spanner screws secure lock to door

Accepts SFIC (Best compatible) interchangeable core cylinder; shipped with dummy SFIC plug.

Gasket for exterior applications available at extra charge.

Available in these finishes:

• Polished Brass
• Satin Bronze
• Oil Rubbed Bronze
• Polished Chrome
• Satin Chrome

MSR price as of May, 2009: $583.00

Securitron SABL (Stand Alone Battery Lock) is based on a "clutch" type grade 1 non-handed lever chassis that turns freely when locked to resist vandalism. Standard weatherproof keypad.

• 55 User Codes
• 2 Passage Codes (leave unit unlocked until manually relocked)
• 2 Lockout Codes

Powered by 6 AA batteries for 100,000 cycles (2 years) average battery life.

Also features standard:

• Request to Exit input
• Remote Release input

Available in the following key-in-lever keyways at no additional charge:

• Sargent LA keyway
• Yale paracentric
• Schlage C keyway

Available in a variety of interchangle core preps as well and in the following finishes:

• Polished Brass
• Oil Rubbed Bronze
• Polished Chrome
• Satin Chrome

MSR Price as of May, 2009, satin chrome, SC1 keyway: $700.00