Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
NAPCO GEM-K4 LCD Keypad with Integral Zone Expander - Keypads for Security Systems
NAPCOKeypads for Security Systems

NAPCO GEM-K4 LCD Keypad with Integral Zone Expander

The NAPCO GEM-K4 is an LCD keypad for security systems, featuring an integral zone expander. This digital keypad has an overall height of 4 3/8 inches and an overall length of 1 1/8 inches.

SKU 3G-OTH-430618

Also listed as: GEMK4 · GEM K4

Brand
NAPCO
Item
GEM-K4 LCD Keypad with Integral Zone Expander
Part Number
GEM-K4
Category
Keypads for Security Systems
Available to Order
Also known as:GEM-K4NAPCO
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

NAPCO
Manufacturer Part Number
GEM-K4
Type
LCD
Overall Lg
1 1/8 in
Product Type
Keypad
Keypad Display Type
LCD
Integral Zone Expander
Yes

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

NAPCO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The NAPCO GEM-K4 is an LCD keypad for security systems, featuring an integral zone expander. This digital keypad has an overall height of 4 3/8 inches and an overall length of 1 1/8 inches.

Frequently Asked Questions

What is the NAPCO GEM-K4 keypad used for?

The NAPCO GEM-K4 is an LCD keypad for security systems, used to arm, disarm, and control intrusion alarms. Its integral zone expander allows direct connection of additional sensors without a separate module, making it suitable for residential and commercial security installations.

What are the specifications of the NAPCO GEM-K4?

The NAPCO GEM-K4 is a digital keypad with an LCD display and integral zone expander. It measures 4 3/8 inches in overall height and 1 1/8 inches in overall length. The manufacturer part number is GEM-K4, and it is designed for NAPCO intrusion systems.

Where to buy the NAPCO GEM-K4 worldwide?

3G Electric supplies the NAPCO GEM-K4 keypad worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this LCD keypad for your security system.

How to install the NAPCO GEM-K4 keypad?

Mount the NAPCO GEM-K4 keypad on a wall at a convenient height, run the communication wires from the security panel, and connect them per the wiring diagram. The integral zone expander simplifies adding sensors. Always follow NAPCO's installation manual and local electrical codes.

Used in

Common applications for NAPCO
Commercial office buildings — NAPCO GEM-RP2ASE2 alphanumeric keypad for arming and disarming intrusion systems with zone expansion.
Residential security systems — NAPCO GEM-KEYF key ring transmitter for remote arm/disarm control.
Industrial facilities — NAPCO GEM-RP3DGTL LED keypad with integral zone expander for monitoring multiple detection zones.
Fire alarm systems — NAPCO RPB-3-RED surface-mount enclosure for housing fire alarm keypads.
Retail stores — NAPCO GEM-WP PANIC white panic button remote for emergency alarm activation.
Warehouse and logistics — NAPCO GEM-RP8LCD LCD keypad with integral zone expander for system status monitoring.
Not sure this is the right part? Photo-identify it→

NAPCO Products

3G Electric supplies NAPCO keypads for security systems. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from NAPCO

View all NAPCO parts →
LED keypad for arming, disarming, and controlling intrusion security systems. Overall height 4 3/8 in, overall length 1 1/8 in. Does not include integral zone expander
NAPCO
LED keypad for arming, disarming, and controlling intrusion security systems. Overall height 4 3/8 in, overall length 1 1/8 in. Does not include integral zone expander

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first