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
EDWARDS SIGNALING MR101/C SPDT Relay, 24V DC, UL Listed - Relays for Fire Alarm Systems
EDWARDS SIGNALINGRelays for Fire Alarm Systems

EDWARDS SIGNALING MR101/C SPDT Relay, 24V DC, UL Listed

The EDWARDS SIGNALING MR101/C is a UL-listed SPDT relay for fire alarm systems, rated 24V DC with a body height of 6.12 inches and depth of 2.5 inches. 3G Electric interprets this demand and delivers the exact OEM…

SKU 3G-OTH-547732

Also listed as: MR101C · MR101 C · MR101-C

Brand
EDWARDS SIGNALING
Item
MR101/C SPDT Relay, 24V DC, UL Listed
Part Number
MR101/C
Category
Relays for Fire Alarm Systems
Available to Order
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

EDWARDS SIGNALING
Manufacturer Part Number
MR101/C
Body Dp
2.5 in
Body Ht
6.12 in
Standards
UL
Contact Form
SPDT
Product Type
Relay
Voltage Rating
24V DC

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

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

Product Description

The EDWARDS SIGNALING MR101/C is a UL-listed SPDT relay for fire alarm systems, rated 24V DC with a body height of 6.12 inches and depth of 2.5 inches. 3G Electric interprets this demand and delivers the exact OEM part, backed by specialist expertise in controls across 14 industrial departments.

Frequently Asked Questions

What is the EDWARDS SIGNALING MR101/C relay used for?

The EDWARDS SIGNALING MR101/C is a UL-listed SPDT relay designed for fire alarm systems. It switches control circuits on 24V DC power, commonly used in notification appliance circuits and auxiliary control panels. 3G Electric supplies this exact OEM part for fire safety applications worldwide.

What are the specifications of the EDWARDS SIGNALING MR101/C relay?

The MR101/C is an EDWARDS SIGNALING SPDT relay rated 24V DC, with a body height of 6.12 inches and depth of 2.5 inches. It is UL-listed for fire alarm systems. 3G Electric sources this OEM part to meet your exact voltage and form-factor requirements.

Where to buy the EDWARDS SIGNALING MR101/C relay worldwide?

3G Electric supplies the EDWARDS SIGNALING MR101/C relay to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us to order this UL-listed SPDT relay for fire alarm systems, and we will source and deliver it globally.

How to install the EDWARDS SIGNALING MR101/C relay?

Install the EDWARDS SIGNALING MR101/C relay by mounting it securely in a fire alarm control panel, connecting 24V DC power to the coil terminals, and wiring the SPDT contacts per the system schematic. Always follow NFPA 72 guidelines and the manufacturer's instructions. 3G Electric can provide sourcing support.

Used in

Common applications for EDWARDS SIGNALING
Commercial fire alarm systems — Edwards Signaling WG4RN-SVMHC speaker strobe for combined audible and visual notification in 25/70V systems.
Industrial facility fire safety — Edwards Signaling MR199X13/C relay for 24V DC control circuits in fire alarm panels.
Institutional building alarm testing — Edwards Signaling SD-TRM remote test station for surface-mount alarm/trouble indication on single-gang boxes.
High-rise residential fire alarm — Edwards Signaling WG4RF-SVMC speaker strobe for 24V DC and 25/70V notification in corridors and common areas.
Manufacturing plant emergency signaling — Edwards Signaling tower light modules for status indication on machinery and processes.
Warehouse fire detection — Edwards Signaling heat detectors for areas where smoke detection is impractical due to environmental conditions.
Not sure this is the right part? Photo-identify it→

EDWARDS SIGNALING Products

3G Electric supplies EDWARDS SIGNALING relays for fire alarm 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 EDWARDS SIGNALING

View all EDWARDS SIGNALING parts →
This relay is designed for use in fire alarm systems, operating at 24V DC. It is UL listed and features a body height of 5.31 inches and a body depth of 3.13 inches. Typical applications include controlling signaling or auxiliary circuits within fire alarm installations
EDWARDS SIGNALING
This relay is designed for use in fire alarm systems, operating at 24V DC. It is UL listed and features a body height of 5.31 inches and a body depth of 3.13 inches. Typical applications include controlling signaling or auxiliary circuits within fire alarm installations

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first