MCM Electronics

Search results for "12/24"

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Image of Seco-larm ST-BD01Q Low Voltage Battery Cut-Off - 12/24V Selectable

2746

82-13990 - Low Voltage Battery Cut-Off - 12/24V Selectable

The Enforcer Low-Voltage Battery Cut-Off prevents deep discharge of backup batteries. Use it to save power for a backup battery on your security system. If there is a power failure this device will ensure that your backup battery remains powered and your security ...

Mfr Name: Seco-larm

Mfr Number: ST-BD01Q

See all items in Modules

In Stock

$14.99

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Image of Tenma 72-9175 Triple Display Clock/Thermometer/Hygrometer

2501

72-9175 - Triple Display Clock/Thermometer/Hygrometer

Convenient test-quality thermometer, hygrometer, and clock Large triple display Includes desk stand and wall mount

Mfr Name: Tenma

Mfr Number: 72-9175

See all items in Indoor/Outdoor Thermometers

In Stock

$13.49

(MSRP: $29.99)
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Image of Distributed By MCM 48-782 Weather Proof 12V Socket

1423

28-13040 - Weather Proof 12V Socket

Current Rating: 20A, 12/24VDCMaterial: Housing- Nylon with glass figer (UL 94-HB), Top contact: nickel plates spring brassWatertight sealing capWire gauge: 18 AWG for 10A, 16 AWG for 15A, 12 AWG for 20A

Mfr Name: Distributed By MCM

Mfr Number: 48-782

See all items in Power Adapters

In Stock

$8.49

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Image of Cebek DTMF-1 DTMF Tone Generator Pre Assembled Module Board

1095

28-22966 - DTMF Tone Generator Pre Assembled Module Board

DTMF Tone Generator Dual-Tone Multi-Frequency (DTMF) signaling allows machine control remotely over standard telephone lines. The sending unit, which includes a keypad can send standard DTMF codes, with a memory function. Four-relay receiver unit available Here...

Mfr Name: Cebek

Mfr Number: DTMF-1

See all items in Relay Modules

In Stock

$41.99

(MSRP: $57.95)
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Image of Cebek DTMF-3 DTMF Receiver 8-Relay Pre Assembled Module Board

1073

28-22970 - DTMF Receiver 8-Relay Pre Assembled Module Board

DTMF 8-Relay Receiver Dual-Tone Multi-Frequency (DTMF) signaling allows machine control remotely over standard telephone lines. This receiver unit include password protection, and will operate its NO/NC relays in either flip-flop mode or timed mode. Four-relay ...

Mfr Name: Cebek

Mfr Number: DTMF-3

See all items in Relay Modules

In Stock

$81.99

(MSRP: $92.95)
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Image of Cebek DTMF-2 DTMF Receiver 4-Relay Pre Assembled Module Board

1065

28-22968 - DTMF Receiver 4-Relay Pre Assembled Module Board

DTMF 4-Relay Receiver Dual-Tone Multi-Frequency (DTMF) signaling allows machine control remotely over standard telephone lines. This receiver unit include password protection, and will operate its NO/NC relays in either flip-flop mode or timed mode. Eight-rela...

Mfr Name: Cebek

Mfr Number: DTMF-2

See all items in Relay Modules

In Stock

$52.99

(MSRP: $71.95)
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Image of Seco-larm E-941SA-300RQ 300LB Electromagnetic Lock

974

82-13790 - 300LB Electromagnetic Lock

Prevent unauthorized visitors from gaining entry to your home or business. The lock mounts to your point of entry, keeping your door securely closed until you release the powerful magnet manually through your hardwired security system. INDOOR USE ONLY

Mfr Name: Seco-larm

Mfr Number: E-941SA-300RQ

See all items in Magnetic Locks

In Stock

$108.00

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Image of Velleman SA COMP1 Electric/Digital Compass

931

72-9650 - Electric/Digital Compass

An electronic compass is a ideal tool for travelers to aid with navigation and also for safety. Includes a perpetual calendar, clock, and alarm all backlit for use during the day or night.

Mfr Name: Velleman SA

Mfr Number: COMP1

See all items in Compasses

In Stock

$29.99

(MSRP: $55.40)
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Image of Seco-larm E-941DA-1K2Q 1200LB Double-Door Electromagnetic Lock

897

82-13792 - 1200LB Double-Door Electromagnetic Lock

Prevent unauthorized visitors from gaining entry to your home or business. The lock mounts to your point of entry, keeping your door securely closed until you release the powerful magnet manually through your hardwired security system. INDOOR USE ONLY

Mfr Name: Seco-larm

Mfr Number: E-941DA-1K2Q

See all items in Magnetic Locks

In Stock

$239.00

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Image of Distributed By MCM 64-2020 20A IP66 Splash Proof Holder with LED Light

842

28-13035 - 20A IP66 Splash Proof Holder with LED Light

Holds standard blade type ATC fuse14 AWG loop wireCurrent Rating: 20A, 12/24VDCLED indicates when fuse is blown

Mfr Name: Distributed By MCM

Mfr Number: 64-2020

See all items in Power Adapters

In Stock

$6.99

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Image of Distributed By MCM ZT1620403 12-24 Thread Rack Mount Screws

746

83-12507 - 12-24 Thread Rack Mount Screws

Fasten all your rack mountable gear with these Phillips head rack screws.

Mfr Name: Distributed By MCM

Mfr Number: ZT1620403

See all items in Hardware

In Stock

$18.01

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Image of Adafruit Industries 204 MONOCHRON Clock kit - Open source clock platform

770

28-17473 - MONOCHRON Clock kit - Open source clock platform

This easy kit is easily hackable to do whatever you wish, it's a clock platform - have fun!

Mfr Name: Adafruit Industries

Mfr Number: 204

See all items in Electronic Kits

In Stock

$83.93

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Image of Seco-larm E-941DA-600Q 600LB Double-Door Electromagnetic Lock

729

82-13791 - 600LB Double-Door Electromagnetic Lock

Prevent unauthorized visitors from gaining entry to your home or business. The lock mounts to your point of entry, keeping your door securely closed until you release the powerful magnet manually through your hardwired security system. INDOOR USE ONLY

Mfr Name: Seco-larm

Mfr Number: E-941DA-600Q

See all items in Magnetic Locks

In Stock

$219.00

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Image of Samlex America DC-1000-KIT 100A Inverter Installation Kit - 1000W Max

702

72-9835 - 100A Inverter Installation Kit - 1000W Max

Inverter installation kit contains a pair of heavy duty cables and fuse assembly that's used to connect inverter to battery bank.

Mfr Name: Samlex America

Mfr Number: DC-1000-KIT

See all items in Accessories

In Stock

$121.00

(MSRP: $139.50)
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Image of Samlex America 8660 Microprocessor Battery Monitor - 12/24VDC

680

72-9830 - Microprocessor Battery Monitor - 12/24VDC

Useful device that automatically detects voltages between 7~32V making it ideal for 12 or 24 volt systems. Uses three LEDs (red, green, yellow) to display various combination to indicate battery voltage.

Mfr Name: Samlex America

Mfr Number: 8660

See all items in Accessories

In Stock

$47.49

(MSRP: $51.30)
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