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  • SECO-LARM SLI-820RTF ENFORCER — Keyless Entry and Alarm System Specifications

    September 08, 2026 2 min read

    Specification sheet for the SECO-LARM ENFORCER SLI-820RTF, a modular vehicle keyless entry and alarm system with dual-stage shock sensing and multi-tone siren.

    Full text manual (for reference)

    Specification sheet for the SECO-LARM ENFORCER SLI-820RTF Keyless Entry and Alarm System — an all-modular vehicle alarm/keyless-entry system with dual-stage shock sensing, a 124dB multi-tone siren, and up to four programmable remotes.

    Overview

    The SLI-820RTF is a full-featured, modular vehicle security system that can be used as a simple keyless entry system or configured as a complete, multi-featured alarm. All connections are modular, eliminating hardwiring, and the system includes patented self-diagnostic features to verify it's working and armed correctly.

    Key Features

    Miniature Alarm Brain

    • All-modular connections eliminating hardwiring
    • Patented Q.Q.T. (Quick and Quiet Test) confirms the alarm is working properly
    • Patented Fail-Safe arming verifies the alarm will arm
    • Phase II Protection

    Two 4-Button, 2-Channel "Icon" Remotes

    • Easy-to-read icons make the alarm simple to understand
    • Up to 200ft range; 68 billion possible codes
    • Code learning to add new remotes — learn up to 4 remotes
    • RF CodeWash automatically deletes lost or stolen remotes each time a new remote is programmed
    • Separate arm, disarm, and panic buttons
    • Aux. button (*) controls chirp delete, sensor bypass, and channel 2

    Alarm & Sensing

    • 124dB multi-tone siren — small, 6-tone, no "toy" sounds
    • Patented dual-stage shock sensor with separate pre-intrusion and trigger adjustments
    • 7-function LED indicates arming status, armed, disarmed, valet mode, triggered zone ID, triggered zone recall, and RF transmitter reception
    • Multi-function push button activates/deactivates valet mode; also used for emergency disarming, code learning, and programming

    Door Lock & Starter Control

    • Door lock outputs (+/- reversing) with ignition-controlled door locking/unlocking (separate) and driver priority door unlock output
    • Double pulse unlock
    • Starter disable output (N.O./N.C. programmable)
    • Automatic Starter Disable (ASD) disables starter after 10 minutes for extra protection in active arming mode
    • Dome light supervision — turns on interior lights for 30 seconds and flashes them when triggered

    12 Programming Functions

    Passive/active arming, chirp/no chirp, SecureLock on/off, ignition-controlled door locks on/off, steady or pulsed (horn) output on siren wire, door error chirps on/off, ASD on/off, 0.7/3.5 second door lock timing, double pulse unlock on/off, passenger unlock/pulsed horn output, and N.O. or N.C. starter disable output.

    What's Included

    • Two 4-button "Icon" remotes
    • Patented dual-stage shock sensor
    • Multi-tone siren
    • 7-function LED
    • Multi-function push button valet switch
    • Pre-wired starter disable socket

    Manufacturer: SECO-LARM U.S.A., Inc., 16842 Millikan Avenue, Irvine, CA 92606 · Phone: (949) 261-2999 / (800) 662-0800 · Fax: (949) 261-7326 · www.seco-larm.com