On/Off/On Rocker Switch. Hole Size: 20mm. This is for a single on/off/on switch. Body Material: Polyamide. Details can be found at the top of the page. 2st Class (FREE).
eBay
DaierTek 3 Way Bilge Pump Rocker Switch Waterproof 12V 24V 4Pin 20A SPDT Auto/Off/Manual Bilge Pump
Aliexpress UK
KCD4 Waterproof switches are ideal for outdoor applications such as marine, pools, vehicles etc These switches are panel mountable in a 33x22mm hole and are available in either ON/OFF or ON/OFF/ON. If you don't require a waterproof switch, we also sell standard KCD4 here, https://ebay.us/H0f0AP.
eBay
DaierTek 3 Way 20A Bilge Pump Rocker Switch Panel Waterproof 12V 24V 4Pin SPDT Auto/Off/Manual Bilge
Aliexpress UK
This bilge pump switch has auto/off/manual 3-way 3-position and 1 SPDT design. 1PCS Bilge Pump Switch Panel. Switch Action: SPDT On-Off-On. DIY Flat Belt Screw Leather Craft Chicago Nail Brass Solid Rivets Stud Head I.
eBay
on off on KCD4 IP67 Waterproof Sealed Rocker Switch 3 way 6 Pins Heavy Duty DPDT switch Momentary on
Aliexpress UK
This bilge pump switch has auto/off/manual 3-way 3-position and 1 SPDT design. 1PCS Bilge Pump Switch Panel. Switch Action: SPDT On-Off-On. Switch Function: Auto-Off-Manual.
eBay
Tuya ZigBee 3.0 Smart Dimmer Switch Module Supports 2 Way Control Dimmable Switch Works with Alexa
Aliexpress UK
Insert the switch into the hole, and connect the wire. The installation is simple. With keyhole slot, which can be inserted firmly ensure stable working performance. WIDE APPLICATIONS:The capacity of this switch on off makes it suitable for automotive, car, truck, marine boat, household appliance, DIY appliance as either dc switch or ac switch.
eBay
DaierTek 4PCS Round Rocker Switch 12V 20A Round Toggle Switch 12 Volt DC Lighted 3 Pin 2 Way SPST
Aliexpress UK
2x (two) Black On-Off-On 3 Way Rectangle Rocker Switch DPDT. Poles: DPDT. 2 x 6 Pin DPDT ON-OFF-ON 3 Position Snap Boatlike Rocker Switch AC 6A/250V 10A/125V. Colour: Black. 3 Way Switch (On-Off-On).
eBay
WESA White Mirror Acrylic Wall Switch Flame retardant Panel 3 Gang 1 Way Wall Rocker Switch On / Off
Aliexpress UK
3 way rocker switch for Low Profile Motorised Vent for dog vans, horseboxes etc. 3 way rocker switch for Low Profile Motorised Vent. 3 Way Switch (rocker type) for use with motorised vents. 3 way switch for motorised van roof vents.
eBay
Aluminum Alloy Rocker Switch Panel 1/2/3/4/5/6 Way Gang Car Boat Button Toggle Switch Panel Housing
Aliexpress UK
Rated current: 20A, only 12V, 10A, 24V. High quality waterproof and rocker switch. 1 Rocker Switch. Bright LED indicator, two LED lights,convenient for night viewing. Switch: On-Off-On. Light: Blue.
eBay
1PCS Mini Red Light Rocker Switch Power Switch Duplex KCD3 9 Pin 2 Position 3 Way ON-OFF/ON-ON
Aliexpress UK