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Md Jony Islam
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Last updated: August 13, 2025

Two Way Switch in Two Regulator Control Wiring Diagram 2025

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Single Phase DP MCB

Single Phase DP MCB

Double Pole Miniature Circuit Breaker for single-phase supply

10A SP MCB

10A SP MCB

Single Pole Miniature Circuit Breaker, 10 Amp

2 Way Switch

2 Way Switch

A switch that controls one device from two locations

Single phase Light

Ceiling Fan

Electric fan mounted on ceiling for air flow

Fan Dimmer Switch

Fan Dimmer Switch

Adjustable switch to control ceiling fan speed

Single Phase DP ELCB

Single Phase DP ELCB

Double Pole Earth Leakage Circuit Breaker for 1-phase use

Two way switch fan regulator connection

Wiring diagram for controlling two separate light regulators from two locations using two-way switches for flexible ON/OFF control.

two way switch two regulator wiring

A two-way switch three regulator means that two of the regulators can be controlled independently in two different locations with pairs of SPDT switches and traveler wiring on each circuit.

Formula & Table Summary:

Components: Four SPDT switches (two pairs), two light regulators, live (L), neutral (N), traveler wires.
Connections: Each pair of two way switches connects via traveler wires; switch commons connect to live supply and respective regulator inputs; regulators connect to neutral.
Operation: Each regulator controlled independently by toggling either switch in its pair.
Safety: Turn off power before installation and use appropriate wire gauges and protections.

ComponentConnectionFunction
Switch Pair 1 CommonConnect to Live supplyPower input for Regulator 1
Switch Pair 1 TravelersConnect between Switch 1 and 2Switching paths for Regulator 1
Regulator 1 InputConnect to Switch Pair 1 Common terminalControl input
Switch Pair 2 CommonConnect to Live supplyPower input for Regulator 2
Switch Pair 2 TravelersConnect between Switch 3 and 4Switching paths for Regulator 2
Regulator 2 InputConnect to Switch Pair 2 Common terminalControl input
NeutralConnects to RegulatorsCompletes circuit

electrical wiring two regulators

This wiring is to activate two independent light regulator found on two different switch location through two way switches. The different regulators operate individual lights/fans allowing them to be switched ON/OFF independently at two locations. The wiring includes two sets of two-pole-two-throw (SPDT) switches,one set with each regulator,wired with traveler cables between the two switch locations. The individual regulator is connected to individual switch common terminal and neutral. The arrangement is convenient when it is used in rooms, which have several entries or with the aim of regulating various light segments conveniently.

two way switch installation

Regulator 1 Switch PositionsRegulator 2 Switch PositionsRegulator 1 StatusRegulator 2 Status
Up - UpUp - UpOFFOFF
Up - DownDown - UpONON
Down - UpUp - DownONON
Down - DownDown - DownOFFOFF

Frequently Asked Questions - Two way switch fan regulator connection:

What is a two way switch for two regulators?

A wiring system allowing control of two separate light regulators from two locations.

How many switches are used?

Four SPDT switches arranged in two pairs.

Can the two regulators be controlled independently?

Yes, each regulator has its own switch pair.

Are traveler wires needed?

Yes, for each switch pair connecting two locations.

Where do the live wires connect?

To the common terminals of each switch pair.

Is neutral connected to switches?

No, neutral connects directly to the regulators.

Can this wiring be used for fans as well?

Yes, for any device controlled by regulators.

Is safety important?

Yes, always turn off power and use proper wiring.

Can I install this wiring myself?

Only if familiar with electrical systems and safety.

What tools are required?

Screwdrivers, wire stripper, voltage tester, and electrical tape.

Md Jony Islam

Md Jony Islam

CalculatorToolsProject

Founder of Earthbondhon.com

a free online tools website designed to make everyday and engineering-related calculations easier for students, professionals, and hobbyists. The site offers a wide range of basic calculators across key categories, including Electrical Calculators, Electronic Calculators, and Time & Date Calculators.