| Allicdata Part #: | 430703-21-0-ND |
| Manufacturer Part#: |
430703-21-0 |
| Price: | $ 8.48 |
| Product Category: | Connectors, Interconnects |
| Manufacturer: | Curtis Industries |
| Short Description: | CONN BARRIER STRP 21CIRC 0.438" |
| More Detail: | 21 Circuit 0.438" (11.12mm) Barrier Block Connecto... |
| DataSheet: | 430703-21-0 Datasheet/PDF |
| Quantity: | 1000 |
| 25 +: | $ 7.62629 |
| Top Termination: | Screws |
| Material Flammability Rating: | UL94 V-0 |
| Material - Insulation: | Polypropylene (PP) |
| Operating Temperature: | 105°C |
| Mounting Type: | Chassis, Panel; Through Hole, Right Angle |
| Terminal Screw Finish: | -- |
| Terminal Screw Material: | Steel, Stainless |
| Color: | -- |
| Features: | Flange |
| Barrier Type: | 2 Wall (Dual) |
| Bottom Termination: | PC Pin |
| Series: | 43000 |
| Wire Gauge: | 12-22 AWG |
| Voltage Rating: | 600V |
| Current Rating: | 20A |
| Number of Rows: | 1 |
| Pitch: | 0.438" (11.12mm) |
| Number of Wire Entries: | 21 |
| Number of Circuits: | 21 |
| Terminal Block Type: | Barrier Block |
| Part Status: | Active |
| Packaging: | Bulk |
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Terminal Blocks - Barrier Blocks are an important part of any large electrical systems. The 430703-21-0 is a form of barrier barrier block used to connect two or more circuits, allowing electricity to pass through each circuit separately. It is used to protect both connected circuits from damage or interference caused by an overload or short circuit on one side.
The 430703-21-0 terminal block is made up of three main parts - the plastic base, the terminal block, and the barrier blocks. The plastic base serves as the foundation for the terminal block and the barrier blocks, while the terminal block and the barrier blocks serve as the interface between the two network lines. The barrier blocks are what physically prevents the short circuit or overcurrent that could otherwise damage the circuits connected. The terminal block then serves as the connection points, providing a physical point of access to the two circuits.
The connection between the two circuits is made along two different pathways. The first path is direct through a connector or terminal, while the second path is along the barrier blocks placed between the two circuits. This allows electricity to flow through each individual circuit, without interference from the other or short circuiting across the connection. This ensures that each circuit is isolated from the other, preventing any potential damages or interference.
The working principle of the 430703-21-0 is simple. When electricity flows through the circuits, it has two potential ways of travelling - either through the connector or terminal, or through the barrier blocks. In either case, the electricity is able to move freely between the two circuits, but cannot cross them because of the barrier block placed between them. This ensures that electricity only passes through each individual circuit and not the other, thus preventing any short circuits or other potential damages caused by an overload of electricity.
The applications of barrier blocks continue to expand in many sectors, from power engineering and safety systems to industrial processes and laboratory testing. The versatility of the barrier block makes it suitable for any situation where separated circuits need to be connected, without the risk of short circuiting or overloading beyond what is desired. Furthermore, the cost-effectiveness of the barrier block makes it a popular choice in any commercial setting.
The specific data is subject to PDF, and the above content is for reference
| Part Number | Manufacturer | Price | Quantity | Description |
|---|
| 430700-01-0 | Curtis Indus... | 1.17 $ | 1000 | CONN BARRIER STRIP 1CIRCU... |
| 430710-07-0 | Curtis Indus... | 3.41 $ | 1000 | CONN BARRIER STRIP 7CIRC ... |
| 430715-09-0 | Curtis Indus... | 4.32 $ | 1000 | CONN BARRIER STRIP 9CIRC ... |
| 430710-13-0 | Curtis Indus... | 5.95 $ | 1000 | CONN BARRIER STRP 13CIRC ... |
| 430710-15-0 | Curtis Indus... | 6.04 $ | 1000 | CONN BARRIER STRP 15CIRC ... |
| 430700-18-0 | Curtis Indus... | 6.7 $ | 1000 | CONN BARRIER STRP 18CIRC ... |
| 4307-565K | API Delevan ... | 0.95 $ | 1000 | FIXED IND 5.6MH 56MA 98.9... |
| 430703-22-0 | Curtis Indus... | 8.11 $ | 1000 | CONN BARRIER STRP 22CIRC ... |
| 430710-16-0 | Curtis Indus... | 6.43 $ | 1000 | CONN BARRIER STRP 16CIRC ... |
| 430759-509 | Laird Techno... | 29.48 $ | 307 | PELTIER UT11,12,F2,3030,T... |
| 4307-565H | API Delevan ... | 1.68 $ | 1000 | FIXED IND 5.6MH 56MA 98.9... |
| 4307R-186J | API Delevan ... | 1.79 $ | 1000 | FIXED IND 18MH 41MA 225 O... |
| 430715-18-0 | Curtis Indus... | 7.29 $ | 1000 | CONN BARRIER STRP 18CIRC ... |
| 430711-23-0 | Curtis Indus... | 8.97 $ | 1000 | CONN BARRIER STRP 23CIRC ... |
| 4307.3004 | Schurter Inc... | 0.0 $ | 1000 | PWR ENT IN/OUT IEC320-2-2... |
| 430713-18-0 | Curtis Indus... | 7.82 $ | 1000 | CONN BARRIER STRP 18CIRC ... |
| 430700-22-0 | Curtis Indus... | 8.22 $ | 1000 | CONN BARRIER STRP 22CIRC ... |
| 430703-21-0 | Curtis Indus... | 8.48 $ | 1000 | CONN BARRIER STRP 21CIRC ... |
| 4307-125J | API Delevan ... | 1.05 $ | 1000 | FIXED IND 1.2MH 115MA 22.... |
| 430701-08-0 | Curtis Indus... | 3.82 $ | 1000 | CONN BARRIER STRIP 8CIRC ... |
| 430713-14-0 | Curtis Indus... | 6.06 $ | 1000 | CONN BARRIER STRP 14CIRC ... |
| 4307R-185K | API Delevan ... | 0.88 $ | 1000 | FIXED IND 1.8MH 105MA 29.... |
| 430703-13-0 | Curtis Indus... | 5.95 $ | 1000 | CONN BARRIER STRP 13CIRC ... |
| 430712-15-0 | Curtis Indus... | 6.47 $ | 1000 | CONN BARRIER STRP 15CIRC ... |
| 430712-17-0 | Curtis Indus... | 7.39 $ | 1000 | CONN BARRIER STRP 17CIRC ... |
| 430711-18-0 | Curtis Indus... | 7.71 $ | 1000 | CONN BARRIER STRP 18CIRC ... |
| 430701-23-0 | Curtis Indus... | 8.35 $ | 1000 | CONN BARRIER STRP 23CIRC ... |
| 430702-06-0 | Curtis Indus... | 3.13 $ | 1000 | CONN BARRIER STRIP 6CIRC ... |
| 430711-13-0 | Curtis Indus... | 6.29 $ | 1000 | CONN BARRIER STRP 13CIRC ... |
| 4307R-125K | API Delevan ... | 0.88 $ | 1000 | FIXED IND 1.2MH 115MA 22.... |
| 4307R-106H | API Delevan ... | 2.79 $ | 1000 | FIXED IND 10MH 49MA 137 O... |
| 430713-17-0 | Curtis Indus... | 7.39 $ | 1000 | CONN BARRIER STRP 17CIRC ... |
| 4307R-475H | API Delevan ... | 1.68 $ | 1000 | FIXED IND 4.7MH 63MA 81.6... |
| 430711-11-0 | Curtis Indus... | 5.36 $ | 1000 | CONN BARRIER STRP 11CIRC ... |
| 430710-01-0 | Curtis Indus... | 1.22 $ | 1000 | CONN BARRIER STRIP 1CIRCU... |
| 430700-26-0 | Curtis Indus... | 8.87 $ | 1000 | CONN BARRIER STRP 26CIRC ... |
| 430705-01-0 | Curtis Indus... | 1.17 $ | 1000 | CONN BARRIER STRIP 1CIRCU... |
| 430710-10-0 | Curtis Indus... | 4.62 $ | 1000 | CONN BARRIER STRP 10CIRC ... |
| 430715-15-0 | Curtis Indus... | 6.04 $ | 1000 | CONN BARRIER STRP 15CIRC ... |
| 4307R-185H | API Delevan ... | 1.68 $ | 1000 | FIXED IND 1.8MH 105MA 29.... |
TERM BLOCK BARRIERCircuit Connector,
TERM BLOCK BARRIERCircuit Connector,
CONN TERM BLK WW BARR 8POLE8 Circuit 0.2...
CONN TERM BLK EX BARR 2POLE2 Circuit 0.3...
CONN TERM BLK EX MT END 5POLE5 Circuit 0...
CONN TERM BLK EX MT END 2POLE2 Circuit 0...
430703-21-0 Datasheet/PDF