can I use this 3 position switch to connect a generator to a heating system?

Yes, you can use this 3 position switch to connect a generator to a heating system.

What size is the screw that holds switch pointer lost mine

It's about 1/8" in diameter and about 1/2" long. But any small self tapping screw will do.

As a generator transfer switch is the internal design so the Mains and generator cannot be connected even if switch failed?

Even if the switch If connected correctly and the switch fails, the two supplies can't connect to each other.

What is the largest size wire that can be connected to this switch?

You can use 5-10awg wire to connect this 63amp transfer switch

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Changeover Switch LW28-32 660V 32A 3 Position 2 Phase Universal Rotary Cam Selector Switch with 5 Screws

Changeover Switch LW28-32 660V 32A 3 Position 2 Phase Universal Rotary Cam Selector Switch with 5 Screws

Product ID: 589335831

Details

Connector Type
screws
Contact Type
Normally Open
Current Rating
32 Amps
Operating Voltage
660 Volts
Operation Mode
ON-OFF

⚡660V high-voltage rating

🔄3-position rotary cam selector

🔩5 screws for secure mounting

€ 49.91

Duties & taxes included

In stock

Sold byAmazon IrelandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🔄 Switch Smart, Stay Powered – The Ultimate Control Hub

BUILT TO LAST - Durable metal contacts and IP65 rating ensure reliable performance
SEAMLESS SWITCHING - 3-position (ON/OFF/ON) rotary design for versatile operation
COMPACT LIGHTWEIGHT - Sleek 88x64x66mm size and just 245g for easy integration
EFFORTLESS INSTALLATION - Includes 5 screws and fits mounting boards 1-5mm thick
POWER UP WITH CONFIDENCE - Handles up to 32A current for robust electrical control

The Peissy LW28-32 Changeover Switch is a high-voltage (660V), 32A rated, 3-position rotary cam selector switch designed for professional-grade electrical control. Featuring durable metal contacts, IP65 protection, and a compact form factor, it ensures reliable, versatile switching with easy surface mounting using included screws. Ideal for modern electrical setups demanding precision and durability.

Specifications

ASIN	B07WF962F8
Actuator Type	Rotary
Brand Name	Peissy
Circuit Type	3-way
Colour	Black
Connectivity Protocol	Wi-Fi
Connector Type	screws
Contact Material	Metal
Contact Type	Normally Open
Control Method	Touch
Controller Type	Push Button
Country of Origin	USA
Current Rating	32 Amps
International Protection Rating	IP65
Item Weight	0.1 Kilograms
Lower Temperature Rating	1 Degrees Celsius
Manufacturer	Peissy
Material Type	changeover
Mounting Type	Surface Mount
Number of Items	1
Number of Positions	3
Operating Voltage	660 Volts
Operation Mode	ON-OFF
Specification Met	CE
Switch Type	Rotary
Terminal	Screw
UPC	821906435358
Unit Count	1 Count

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