
78300TS Comparison
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![]() | $22.49 | Condition is New, NSI Toggle Switch Bat On/Off Double Pull Single Throw Screws 20 Amp 78300TS, FREE SHIPPING | ![]() |

The NSI 78300TS Toggle Switch is a premium quality electrical component designed for maintaining contact in pole circuits. This switch is an essential device for various applications where reliable and consistent power transfer is necessary.
The NSI 78300TS is a toggle switch, meaning it operates by physically moving a lever or handle to change the electrical connection. The switch's housing is made of high-quality thermosetting resin, known for its durability and resistance to environmental factors. The toggle mechanism is robust and built to last, ensuring a long service life.
One of the unique features of this toggle switch is its maintained contact pole design. Maintained contact switches keep the contacts in contact even when the switch is in the off position. This feature is crucial in applications where power needs to be continuously supplied to a circuit, such as in emergency lighting systems or alarm systems.
The NSI 78300TS Toggle Switch has a rating of 10A at 250V AC or 30V DC. It can handle a current of up to 10 amperes and can be used in both alternating current and direct current circuits with a maximum voltage of 250 volts for AC and 30 volts for DC. The switch's contacts are made of silver-plated brass, ensuring excellent conductivity and a long contact life.
The switch's terminal posts are designed for easy wiring and can accommodate screw terminals or quick connect terminals, depending on the application. The switch also has a built-in hard-wired nut for securely attaching the ground wire.
The NSI 78300TS Toggle Switch comes with a 3-year warranty, and it complies with various international safety standards, including UL, CSA, and CE. This switch is an excellent choice for any application that requires a reliable, long-lasting maintained contact toggle switch in a pole circuit.
The NSI 78300TS toggle switch with maintained contact pole circuit is a commonly used electrical component in various applications. Here are some pros and cons of buying this type of switch:
Pros:1. Maintained Contact: This switch provides a maintained contact, which means that the contact remains closed even when the switch is in the off position. This feature is essential in applications where a constant electrical connection is required, even when the switch is not in the on position.
2. Durability: The NSI 78300TS toggle switch is known for its durability and reliability. It is made of high-quality materials and is designed to withstand heavy usage.
3. Versatility: This switch is suitable for various applications, including industrial, commercial, and residential uses. It can handle different voltage ratings and current capacities, making it a versatile option for electrical projects.
4. Easy to Install: The NSI 78300TS toggle switch is relatively easy to install, and it comes with clear instructions and mounting hardware.
Cons:1. Cost: Compared to other types of switches, the NSI 78300TS toggle switch with maintained contact pole circuit can be more expensive.
2. Size: This switch is larger than some other types of switches, which can make it less suitable for applications where space is limited.
3. Complexity: Installing and wiring this switch can be more complex than other types of switches due to its maintained contact feature.
Conclusion:The NSI 78300TS toggle switch with maintained contact pole circuit is a reliable and durable option for applications that require a constant electrical connection, even when the switch is off. Its versatility makes it suitable for various applications, but its cost and size may be a disadvantage for some users. Ultimately, the decision to buy this switch depends on the specific requirements of your electrical project and your budget.
Recommendation:If you require a switch with maintained contact and can afford the additional cost, the NSI 78300TS toggle switch is a recommended option. However, if you have limited space or a smaller budget, you may want to consider alternative switch options with similar features but different designs. It's essential to carefully evaluate your electrical project requirements before making a purchase decision.
Details:
Nsi maintained contact and multiple pole toggle switch, on-off circuit function, dpst poles throws, brass/nickel actuator, 20/10 amps at 125/250 vac/dc actuator.
specifications indusswitch:
- brand: Nsi
- mpn: 78300ts
- part type: Switch Contact Pole
- switch type: Toggle Switch
- contact material: Brass
- connector type: Screw
- specification met: Inches
- current rating: 10.0
- insulation resistance: 100.0
- size: Ohm
- style: Watts
- terminal type: Dpst
- color: Pounds
- item shape: Volts
- operation mode: On-off
- coil voltage: 125.0
- material: Amps
- mounting type: Surface Mount
- unit count: 1.0
- upc: 662381783004
- package dimensions lxwxh: 3.7x2.95x1.02 Inches
- weight: 0.11 Pounds
offer indusswitch:
- options: ship-to-home
- price: $22.49
- item condition: New
- sold #: 15
- availability: in stock
- started: august 22, 2025
- in stock #: 1
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Toggle Switches
returns indusswitch:
- policy: no returns
shipping indusswitch:
- traNsit: 4-11 days
- type: fixed
- class: standard
- service: standard
payments indusswitch:
- wallet: apple-pay
- credit card: mastercard
- other
seller indusswitch:
- rating: 100.0%
- # reviews: 285
- city: casper, wyoming

