| Allicdata Part #: | 1989544-ND |
| Manufacturer Part#: |
1989544 |
| Price: | $ 1.33 |
| Product Category: | Connectors, Interconnects |
| Manufacturer: | Phoenix Contact |
| Short Description: | TERM BLOCK |
| More Detail: | 12 Position Wire to Board Terminal Block Horizonta... |
| DataSheet: | 1989544 Datasheet/PDF |
| Quantity: | 1000 |
| 50 +: | $ 1.20960 |
| Mounting Type: | Through Hole |
| Screw Thread: | M2.6 |
| Torque - Screw: | 0.35-0.4 Nm (3.1-3.5 Lb-In) |
| Screw Material - Plating: | -- |
| Clamp Material - Plating: | -- |
| Contact Material - Plating: | -- |
| Housing Material: | Polyamide (PA), Nylon |
| Operating Temperature: | -- |
| Color: | Black |
| Features: | Interlocking (Side) |
| Wire Termination: | Screw |
| Series: | COMBICON PT |
| Wire Gauge: | 12-26 AWG |
| Voltage: | 300V |
| Current: | 18A |
| Mating Orientation: | Horizontal with Board |
| Pitch: | 0.197" (5.00mm) |
| Positions Per Level: | 12 |
| Number of Levels: | 1 |
| Part Status: | Active |
| Packaging: | Bulk |
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Terminal blocks provide a convenient method for connecting electrical and electronic components in a variety of industrial, commercial, and home applications. They are designed to make it easier to connect and disconnect components quickly and safely. This article explores the wide range of applications and the underlying technology of terminal blocks.
What Are Terminal Blocks?
Terminal blocks are typically composed of an insulated block with terminals for mounting electrical and electronic components. The blocks are designed to allow convenient and quick connection and disconnection of cables, wires, components, and other conductors. Terminal blocks come in a variety of designs and sizes, from simple (stripped-down) to complex. Some are designed for easy assembly, others for a more permanent connection. They can be attached to a chassis, a chassis mount, or panel mount.
Types of Terminal Blocks
There are a wide variety of terminal blocks available, each designed for different applications. These include power distribution, general purpose, and discrete-wiring terminals. Power distribution terminals are typically made of solid metal and are designed to provide reliable connection and current carrying capacity. General purpose terminals are more flexible and are perfect for prototyping and less critical applications. Discrete-wiring terminals are designed for low-voltage DC applications such as in homes and businesses.
Connectors and Accessories
Terminal blocks come with various types of cables and connectors. DIN connectors are the most commonly used type of connector and can be used with insulated, uninsulated, and flat cable. There are also various types of flat cable connectors, such as Type A and Type B. These are usually designed for general purpose and low-voltage DC applications. Terminal blocks can also be used with a variety of accessories, such as sliding contacts, power distribution clamps, and mounting plates.
Mounting and Installation
Terminal blocks are typically mounted on a panel, a chassis, or a chassis mount. They can be installed in various ways, such as using screws, rivets, or a combination of the two. It is important to ensure that the mechanisms and components used for installation are designed to match the voltage and current rating of the terminal block. The installation should also be properly planned beforehand to ensure that the terminal block is mounted securely and safely.
Terminal Block Working Principles
Terminal blocks are designed to connect and disconnect electrical components with a strict safety protocol. The working/connections principles of terminal blocks depend on their design. A simple terminal block is composed of a conductive strip, usually made of brass, which has two terminal holes. Current flows between the two terminals when a wire is inserted. More complex terminal blocks, such as those used in high-voltage applications, have more intricate designs.
For example, some terminal blocks employ a spring-loaded contact. This design works by pushing a contact onto the terminal strip once it is inserted into the terminal block, making a connection between the two. This type of terminal block is designed to be used with multiple pins, and has the ability to make multiple connections in one go.
Applications of Terminal Blocks
Terminal blocks are used in a wide range of applications, from simple communication projects to control of high-voltage power supplies. In the consumer market, terminal blocks are commonly used to connect household electronics such as TVs, computers, stereos, and other such items. Terminal blocks are also widely used in industrial and commercial applications such as the manufacture of cars. They can also be used in renewable energy installations, such as wind turbines and solar systems. Other uses include in medical equipment, aerospace, and defense.
Conclusion
Terminal blocks are a versatile and reliable tool for making electrical and electronic connections. They are designed to allow for reliable and safe connection and disconnection. Terminal blocks come in a variety of sizes and types and are available for a wide range of applications, from prototyping to controlling high-voltage power supplies. Their design and functionality can be tailored to suit any particular application. For any installation, it is important to make sure that the right terminals are selected and that the installation is done in accordance with safety guidelines and recommendations.
The specific data is subject to PDF, and the above content is for reference
| Part Number | Manufacturer | Price | Quantity | Description |
|---|
| 1989816 | Phoenix Cont... | 0.74 $ | 1000 | PC TERM BLOCK 2.5MM 9POS ... |
| 1989492 | Phoenix Cont... | 0.81 $ | 1000 | CONN PIN-STRIP PLUG 7POS ... |
| 1989320000 | Weidmuller | 270.43 $ | 1000 | PZ 10 HEX ZERT |
| 1989094 | Phoenix Cont... | 2.28 $ | 48 | CONN TERM BLOCK 45DEG 16P... |
| 1989913 | Phoenix Cont... | 1.48 $ | 1000 | CONN TERM BLOCK19 Positio... |
| 1989502 | Phoenix Cont... | 0.92 $ | 1000 | CONN PIN-STRIP PLUG 8POS ... |
| 1989777 | Phoenix Cont... | 0.46 $ | 1706 | CONN TERM BLK 5POS 2.5MM ... |
| 1989573 | Phoenix Cont... | 1.66 $ | 1000 | TERM BLOCK15 Position Wir... |
| 1989955 | Phoenix Cont... | 1.79 $ | 1000 | CONN TERM BLOCK23 Positio... |
| 1989515 | Phoenix Cont... | 1.01 $ | 1000 | CONN PIN-STRIP PLUG 9POS ... |
| 19893 | Desco | 38.67 $ | 50 | MAGSNAP 360 WRISTBAND AND... |
| 1989450 | Phoenix Cont... | 0.34 $ | 1000 | CONN PIN-STRIP PLUG 3POS ... |
| 1989926 | Phoenix Cont... | 1.57 $ | 1000 | CONN TERM BLOCK20 Positio... |
| 1989310000 | Weidmuller | 276.7 $ | 1000 | PZ 10 SQR ZERT |
| 1989764 | Phoenix Cont... | 0.39 $ | 1205 | CONN TERM BLOCK 4POS 2.5M... |
| 1989997 | Phoenix Cont... | 1.86 $ | 1000 | CONN TERM BLOCK24 Positio... |
| 1989879-1 | TE Connectiv... | 0.04 $ | 1000 | CONN QC RCPT 17-22AWG 0.2... |
| 1989049 | Phoenix Cont... | 1.39 $ | 1000 | CONN TERM BLOCK 45DEG 11P... |
| 1989845 | Phoenix Cont... | 1.06 $ | 622 | CONN TERM BLOCK 12POS 2.5... |
| 1989476 | Phoenix Cont... | 0.58 $ | 1000 | CONN PIN-STRIP PLUG 5POS ... |
| MIKROE-1989 | MikroElektro... | 10.0 $ | 11 | EEPROM3 CLICKAT24CM02 EEP... |
| 1989557 | Phoenix Cont... | 1.41 $ | 1000 | TERM BLOCK13 Position Wir... |
| 1989120 | Phoenix Cont... | 1.53 $ | 1000 | CONN TERM BLOCK1 Position... |
| 1989560 | Phoenix Cont... | 1.55 $ | 1000 | TERM BLOCK14 Position Wir... |
| 1989-2 | Keystone Ele... | 0.19 $ | 1000 | CONN PC PIN CIRC 0.018DIA... |
| 1989861 | Phoenix Cont... | 1.09 $ | 1000 | CONN TERM BLOCK14 Positio... |
| 1989915-1 | TE Connectiv... | 0.01 $ | 1000 | CONN RCPT HSG 0.25 1POS N... |
| 1989832 | Phoenix Cont... | 0.87 $ | 1000 | CONN TERM BLOCK11 Positio... |
| 1989880-1 | TE Connectiv... | 0.03 $ | 1000 | .250 SRS FASTIN-ON REC.0.... |
| 1989887 | Phoenix Cont... | 1.38 $ | 478 | PC TERM BLOCK 2.5MM 16POS... |
| 1989528 | Phoenix Cont... | 1.24 $ | 152 | CONN PIN-STRIP PLUG 10POS... |
| 1989340 | Phoenix Cont... | 4.42 $ | 1000 | CONN TERM BLOCK2 Position... |
| 1989984 | Phoenix Cont... | 0.64 $ | 1000 | TERM BLOCK6 Position Wire... |
| 19890 | Desco | 36.09 $ | 1000 | MAGSNAP 360 WRISTBAND AND... |
| 1989463 | Phoenix Cont... | 0.47 $ | 1000 | CONN PIN-STRIP PLUG 4POS ... |
| 1989960-1 | TE Connectiv... | 0.08 $ | 1000 | FASTIN-ON .312 FLAG REC. ... |
| 1989146 | Phoenix Cont... | 1.34 $ | 1000 | CONN TERM BLOCK1 Position... |
| 1989586 | Phoenix Cont... | 1.74 $ | 1000 | TERM BLOCK16 Position Wir... |
| 1989722 | Phoenix Cont... | 0.63 $ | 1000 | TERM BLOCK2 Position Wire... |
| 1989405 | Phoenix Cont... | 1.99 $ | 1000 | TERM BLOCK6 Position Wire... |
TERM BLOCK RISING CLAMP 19POS19 Position...
TERMINAL BLOCK 23POS 5.08MM SIDE23 Posit...
TERMINAL BLK 4POS 5MM VERT GRN4 Position...
TERM BLOCK RCPT WIRE 19POS R/A19 Positio...
TERM BLOCK RCPT 2POS VERT 7.5MM2 Positio...
TERM BLOCK RCPT 25POS VERT 3.5MM25 Posit...
1989544 Datasheet/PDF