Home

Explore

View Cart

Deals

Saved

Suggested searches

Plant-based protein powders
Vegan leather handbags
Bedroom decor
Waterproof jackets
Hoodies

Learn more about how we use your data to personalize your experience and ads. Recommendations are for informational purposes only.

N

Next Security Corp

Products

Products

Next Security Corp

SD505-6IB SILENT KNIGHT

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

$92.79

Color

Black

Quantity

Product description loading

Product description loading

This is the product description text that will appear here.

Shop is the next step on our mission to make commerce better for everyone.

Start selling

For brands

For creators

Build your store

Information

Shop Pay

Help center

Social

X (Twitter)

Instagram

Legal

Terms of Service

Privacy Policy

Your Privacy Choices

Powered by

|

Start selling for free

Language

© Shopify Inc. 2026

Quantity

1

Description

Product Overview
The SD505-6IB Silent Knight Line Isolator Module is designed to protect the integrity of an SLC loop by isolating short circuit wiring faults in both Class A (Style 7) and Class B (Style 4) configurations. Without an isolato...

Delivery & Returns

Next Security Corp

5 (7)

More from Next Security Corp

D9127U BOSCH

SPSCRL SYSTEM SENSOR

PM-3C PROTECTOWIRE

41% off

LC-100-PI DSC

(1)

B300-6 SYSTEM SENSOR

SD365 FIRE-LITE

B6-24 HOCHIKI

OP921 SIEMENS

KT-MIR-0-0 MIRCOM

(1)

SK-MINIMON SILENT KNIGHT

CRF-300 FIRE-LITE

CS-MIR-0-0 MIRCOM

Related to Next Security Corp

The Fire Alarm Supplier

Exclusive offer available

photoelectric smoke detector Simplex 4098-9714.

17% off

Simplex 4098-9714 Photoelectric Fire Detector | Smoke Sensor

BRK SMI100 battery-operated smoke alarm with digital display and test button for home safety and smoke detection.

17% off

BRK SMI100 Battery-Operated Smoke Alarm (1046832)

(1)

BRK SMI105-AC hardwire interconnectable ion smoke alarm mounted on ceiling, part of smoke detector safety system

17% off

BRK SMI105-AC Hardwire Interconnectable Ion Smoke Alarm (1046850)

System Sensor 4WTAR-B smoke detector and thermal sensor mounted on ceiling, designed for fire safety and heat detection.

17% off

System Sensor 4WTAR-B Smoke Detector and Thermal Sensor

Ivory Notifier FSP-951-IV photoelectric smoke detector mounted on ceiling, part of home safety smoke alarm system

17% off

Notifier FSP-951-IV Photoelectric Smoke Sensor Ivory

(1)

System Sensor 2W-B photoelectric smoke detector, 2-wire model, showing the compact design and sensor opening for fire detection.

17% off

System Sensor 2W-B Photoelectric Smoke Detector 2-Wire

(3)

White Simplex 4098-9792 standard sensor base, durable electrical component for security alarm systems.

17% off

Simplex 4098-9792 Standard Sensor Base, White

Vesda by Xtralis VSP-005 high sensitivity smoke detection filter cartridge for enhanced air quality monitoring.

17% off

Vesda by Xtralis VSP-005 High Sensitivity Smoke Detection Filter

Vesda by Xtralis 45-degree elbow pipe fitting, 3/4 inch, pack of 10 for ventilation and piping systems.

17% off

VESDA VP-ELB-45 Elbow 45 Degree 3/4 - Pack with 10 Units

Red Eaton Wheelock WBB-R waterproof back box for electrical installations, shown mounted on wall with cable openings.

17% off

Eaton Wheelock WBB-R Waterproof Back Box Red

System Sensor P2RLED horn strobe alarm with bright LED light and loud horn, replacement for P2RL, used in fire alarm systems.

17% off

System Sensor P2RLED Horn Strobe (Replaces P2RL)

System Sensor B300-6 white 6-inch base for fire alarm systems, shown in a clean, white mounting base.

17% off

System Sensor B300-6 White 6" Base

G

Green Wave Electronics

Logitech MK120 Wired USB Keyboard and Mouse

Logitech MK120 Wired USB Keyboard and Mouse

Enforcer SS-074Q Double-button Momentary Hold-Up Switch

Enforcer SS-074Q Double-button Momentary Hold-Up Switch

PNY NVIDIA GeForce RTX™ 5060 Ti 16GB OC Dual Fan Graphics Card

PNY Certified Refurbished NVIDIA GeForce RTX™ 5060 Ti 16GB OC Dual Fan Graphics Card

PNY NVIDIA GeForce RTX™ 5070 Ti 16GB OC Triple Fan Graphics Card

PNY Certified Refurbished NVIDIA GeForce RTX™ 5070 Ti 16GB OC Triple Fan Graphics Card

System Sensor SPSCRL Ceiling Speaker Strobe

System Sensor SPSCRL Ceiling Speaker Strobe

Hirsch Electronics MB1 Flushed Mounting Box

Hirsch Electronics MB1 Flushed Mounting Box

Compx C8137-26D Drawer Lock, Pin Tumbler, Dull Chrome

Compx C8137-26D Drawer Lock, Pin Tumbler, Dull Chrome

PNY NVIDIA GeForce RTX™ 5060 8GB OC Dual Fan Graphics Card

PNY Certified Refurbished NVIDIA GeForce RTX™ 5060 8GB OC Dual Fan Graphics Card

Edwards Signaling G1F-VM Genesis Series Multi-Candela Horn Strobe

Edwards Signaling G1F-VM Genesis Series Multi-Candela Horn Strobe

PNY NVIDIA GeForce RTX™ 5070 12GB OC Triple Fan Graphics Card

PNY Certified Refurbished NVIDIA GeForce RTX™ 5070 12GB OC Triple Fan Graphics Card

Cisco DUO-TOKEN Duo - Digipass Go 6 - One-button Authenticator - Lot Of 10

Cisco DUO-TOKEN Duo - Digipass Go 6 - One-button Authenticator - Lot Of 10

Symmetry Blue 939F Combination Wall Switch

Symmetry Blue 939F Combination Wall Switch

Fire Alarm Depot

Siemens OOHC941 Multi Criteria Detector (NEW)

Fire Alarm Smoke Detectors

Notifier FSP-951(A) Photoelectric Smoke Detector (NEW)

Lenel LNL-1320-S3B Dual Reader Interface (NEW)

Lenel LNL-1100-S3 Input Control Module (NEW)

Edwards SIGA-SD Intelligent Duct Smoke Detector (NEW)

Fire Alarm Control Modules

Notifier FMM-101(A) Monitor Module (NEW)

Notifier NBG-12L Pull Station

Notifier NBG-12LX Dual Action Pull Station (NEW)

Notifier B300A-6 Intelligent Detector Base (NEW)

Notifier Fire Alarm Parts

Notifier FRM-1(A) Relay Module (NEW)

Notifier XP6-CA Fire Part

Notifier XP6-C (A) Control Module (NEW)

Simplex 2975-9178 Pull Station

Simplex 2975-9178 Addressable Steel Pull Station Back Box (NEW)

Simplex 4090-9810 Mounting Bracket for IAM (NEW)

All Security Equipment

4.7

(852)

LiftMaster 811LMX Single Button Remote Control | All Security Equipment

LiftMaster Single Button DIP Remote Control | LIF-811LMX

(44)

LiftMaster KPW5 Wireless Keypad | All Security Equipment

LiftMaster Wireless Keypad | LIF-KPW5

(28)

Cartell CP-4 Automatic Gate Opener Free Exit System | CART-CP-4-100

Cartell CP-4 Automatic Gate Opener Free Exit System | CAR-CP-4-100

(15)

ASE Protective Hood for Pedestal FAS-HOOD | All Security Equipment 1/5

ASE Protective Hood for Pedestal | FAS-HOOD

(14)

LiftMaster® Internet Gateway 828LM | All Security Equipment

LiftMaster® 828LM Internet Gateway

(15)

LiftMaster Single Button DIP Remote Control (Pack of 10) 811LMX-PK10

5% off

LiftMaster Single Button DIP Remote Control (Pack of 10) | LIF-811LMX-PK10

(3)

ASE 6ft V Track FAS-VTRACK | All Security Equipment 1/3

ASE Galvanized Steel V Track for Sliding Gate Openers - 6 ft | FAS-VTRACK

(2)

ASE Heavy Duty Aluminum 42" Black Pedestal | PEDESTALFAS42

ASE Heavy Duty Aluminum 42" Black Pedestal | FAS-PEDESTALFAS42

(2)

LiftMaster 893MAX 3-Button Remote Control | All Security Equipment

LiftMaster 893MAX 3-Button Remote Control

(4)

ASE Direct Burial Aluminum 72" Black Pedestal FAS-PEDBURIAL | All Security Equipment

ASE Direct Burial Aluminum 72" Black Pedestal | FAS-PEDBURIAL

(5)

LiftMaster LA400PKGUL Dual Swing Gate Opener

19% off

LiftMaster LA400PKGUL Dual Swing Gate Opener

(21)

$1,949.00$2,403.00

LiftMaster LA400PKGUL Swing Gate Opener | All Security Equipment

23% off

LiftMaster LA400PKGUL Swing Gate Opener

(33)

$1,329.00$1,724.00

Discover top brands

Aviator Nation

Exclusive offer available

Aviator Nation

4.5 (93.2K)

Rockstar Original

Rockstar Original

Rockstar Original

4.6 (186.2K)

Revice

4.5 (8.7K)

Fashion Nova

4.3 (428.9K)

Mandala Scrubs

Exclusive offer available

Mandala Scrubs

4.6 (11.3K)

OOFOS

Exclusive offer available

OOFOS

4.5 (178K)

Little Sleepies

Exclusive offer available

Little Sleepies

4.9 (403.1K)

Exclusive offer available

The GLD Shop

4.7 (169.3K)

Culture Kings US

Culture Kings US

Culture Kings US

4.7 (148.3K)

32 Degrees

4.7 (227.9K)