Replacement Keypad for Linear Megacode LPWKP/MDTK — 318 MHz What this product does Replaces Linear Megacode LPWKP/MDTK 318 MHz wireless keypads for secure, convenient garage entry. Sends a encrypted access signal each time the keypad is used (rollingcode security with billions of possible combinations) to prevent interception and replay attacks. Lets you open your garage by entering a PIN — no handheld remote required. Key benefits — why you need it Improved security: Rollingcode transmissions reduce the risk of code grabbing and unauthorized access. Convenience: Quick PIN entry removes the need to carry or find a remote control. Guest access made simple: Create temporary PINs for visitors, workers, or service personnel without changing your main code. Night visibility: Builtin night light helps you enter codes safely in low light. Compatibility and limitations — important to check Intended replacement for: Linear Megacode LPWKP/MDTK 318MHz keypad. Compatible with these Linear garage door openers: LD033, LD050, LS050, LC075, LDCO800, LSO50, LSO502T. Works with Linear Mega Code receivers: MDR, MDRU, MDR2, MDRG, MDRM, MGR, MGR2, SMDRG. Not compatible with dipswitch garage door openers — do not use with nonmegacode (dipswitch) systems. Features and performance Frequency: 318 MHz megacode system for reliable wireless communication with compatible Linear receivers. Security: Rollingcode generation provides a fresh access code each use from billions of combinations. User functions: Set permanent PINs, create temporary/guest PINs, and use the night light for visibility. Ease of use: Simple keypad input for daily entry without remotes. Practical use scenarios Family entry: Give each family member a single PIN for fast, keyless access to the home garage. Service or delivery access: Provide a temporary PIN to contractors, cleaners, or delivery personnel for a single day or limited time period. Vacation rental or property management: Share temporary codes with guests or maintenance staff without sharing your permanent code or physical keys. What to confirm before buying Verify your opener is one of the listed compatible Linear models or that your receiver is one of the supported MDR/MGR series. Do not use if your garage opener uses dipswitch (fixedcode) remotes — those systems are not supported. this keypad when you need a direct replacement for a Linear Megacode LPWKP/MDTK 318 MHz keypad that restores secure, PINbased wireless access and adds convenient guest access and night visibility features.