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Lockey 3000 Series Marine-Grade Lock

Heavy-duty, marine-grade, high-security, weatherproof, mechanical keypad lock, deadbolt or latchbolt, single or double-sided keypad

Life-Time Mechanical Warranty 30-Day Money Back Guarantee All Weather High Security All Mechanical-needs no electricity

Starting at: $145.99  $135.93
Save: 7% off


(1) Bolts can be used on left or right side of doors with 2-3/8" or 2-3/4" backsets--virtually all standard doors. (2) Deadbolts not available with inside lever handle. (3) Deadbolts must be locked manually. (4) Latchbolts lock automatically. (5) Magnetic latchbolts are not adjustable and are only available for Lockey 1100 Series locks.

Google Product Category:

Hardware > Locks & Locksmithing

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Key Features:

  • A heavy duty keypad/combination lock with a marine-grade Teflon finish for protection against salt water corrosion.
  • Available with adjustable latchbolt or deadbolt
  • Available with single or double-sided keypad
  • Weatherproof
  • All mechanical — no batteries, wires, or power
  • No key hole or metal key
  • High-security
  • Life-time warranty


  • Fits standard doors 1-3/16" to 2" thick
  • Optional PT12 Lockey Thick Door Kit goes up to 5"
  • A Thin Door Adjustment is not available for this lock
  • Backset is adjustable (2-3/4" or 2-3/8")
  • Handing is reversible, can be installed on door with hinges on either right or left


  • Max number of codes: 1
  • Code can be changed as many times as you want. See: How to Change the Code
  • Code can be 0-9, X, Y, Z
  • Code can be entered in any order
  • Code can be set to 8191 different combinations

Documentation & Installation

Google Product Category: Hardware > Locks & Locksmithing

Search Terms: Keyless combination keypad lock with reversible lever handle, latch bolt, key pad, high-security, bump-proof, pick-proof, weatherproof, mechanical, marine grade, passage mode. Lockey 3000 Series including Lockey 3210, Lockey 3230, Lockey 3210DC, Lockey 3230DC