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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: $209.44  $135.93
Save: 35% off


(1) Deadbolts must be locked manually. (2) Latchbolts lock automatically. (3) Deadbolts are not available on locks with an inside lever handle. (4) All bolts are field-reversable and can be used on either left or right side of doors. (5) Magnetic latchbolts are available for Lockey 1100 & 1600 Series locks. These stand up better to rough handling. To order, scroll down to Related Items at bottom and click PT10 Extra Lockey Latchbolt.

Google Product Category:

Hardware > Locks & Locksmithing

Pay less when you buy more! 1,2

1 This table shows the starting price, not including any additional options.

2 The additional cost of options selected (if any) are not discounted.

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