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FW Series Pushbutton Switches - Industrial

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	Actuator	Mounting Hole Size	Illuminated	Contact Form	Switch Function	Voltage Rating AC	Voltage Rating DC	Current Rating	Cap Colour	Termination Style	IP Rating	Housing Material	Series
Pushbutton Switches - Industrial SWITCH SPDT 16MM LUG CUL STK IP65 IK09 FWM16-FJ1-S1M3 Mallory Sonalert 1: £7.58 24In Stock New Product	Mfr. Part No. FWM16-FJ1-S1M3 Mouser Part No 539-FWM16-FJ1-S1M3 New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPDT 16MM LUG CUL STK IP65 IK09 Learn More about Mallory Sonalert fwm fwcm fwp switches	Datasheet	24In Stock	£7.58 £5.88 £5.34 £4.97 View £4.64 £4.53 £4.25 £4.15	Min.: 1 Mult.: 1	Round	16 mm	Non-Illuminated	SPDT	ON - (ON)	250 VAC	24 VDC	5 A		Solder Lug	IP65	Stainless Steel	FW
Pushbutton Switches - Industrial SWITCH SPST 19MM Screws STK IP65 IK09 FWM19-FS2-S0M2 Mallory Sonalert 1: £5.12 38In Stock New Product	Mfr. Part No. FWM19-FS2-S0M2 Mouser Part No 539-FWM19-FS2-S0M2 New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPST 19MM Screws STK IP65 IK09 Learn More about Mallory Sonalert fwm fwcm fwp switches	Datasheet	38In Stock	£5.12 £4.22 £3.88 £3.68 View £3.47 £3.32 £3.05 £2.97	Min.: 1 Mult.: 1	Round	19 mm	Non-Illuminated	SPST-NO	OFF - (ON)	250 VAC	36 VDC	5 A		Screw	IP65	Stainless Steel	FW
Pushbutton Switches - Industrial SWITCH SPST 19MM Wires STK IP65 IK09 FWM19-FW1-S0M2 Mallory Sonalert 1: £12.68 23In Stock New Product	Mfr. Part No. FWM19-FW1-S0M2 Mouser Part No 539-FWM19-FW1-S0M2 New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPST 19MM Wires STK IP65 IK09 Learn More about Mallory Sonalert fwm fwcm fwp switches	Datasheet	23In Stock	£12.68 £10.16 £9.25 £8.74 View £8.21 £7.95 £7.43 £7.27 Quote	Min.: 1 Mult.: 1	Round	19 mm	Non-Illuminated	SPST-NO	OFF - (ON)	250 VAC	36 VDC	5 A		Wire Lead	IP65	Stainless Steel	FW
Pushbutton Switches - Industrial SWITCH SPDT 22MM LUG CUL STK IP67 IK08 FWM22-FJ1-A1M3 Mallory Sonalert 1: £13.09 21In Stock New Product	Mfr. Part No. FWM22-FJ1-A1M3 Mouser Part No 539-FWM22-FJ1-A1M3 New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPDT 22MM LUG CUL STK IP67 IK08 Learn More about Mallory Sonalert fwm fwcm fwp switches	Datasheet	21In Stock	£13.09 £10.14 £9.23 £8.69 View £8.12 £8.01	Min.: 1 Mult.: 1	Round	22 mm	Non-Illuminated	SPDT	ON - (ON)	250 VAC	36 VDC	5 A		Solder Lug	IP65	Aluminum	FW
Pushbutton Switches - Industrial SWITCH SPDT 22MM LUG CUL STK IP67 IK08 FWM22-FJ1-S1M3 Mallory Sonalert 1: £11.65 70In Stock New Product	Mfr. Part No. FWM22-FJ1-S1M3 Mouser Part No 539-FWM22-FJ1-S1M3 New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPDT 22MM LUG CUL STK IP67 IK08 Learn More about Mallory Sonalert fwm fwcm fwp switches	Datasheet	70In Stock	£11.65 £9.95 £9.14 £8.66 View £8.18 £7.95 £7.43 £7.27 Quote	Min.: 1 Mult.: 1	Round	22 mm	Non-Illuminated	SPDT	ON - (ON)	250 VAC	36 VDC	5 A		Solder Lug	IP65	Stainless Steel	FW
Pushbutton Switches - Industrial SWITCH SPST 22MM 20A FLAT STK IP65 IK08 FWM22-FJ6-S0M2 Mallory Sonalert 1: £13.08 22In Stock New Product	Mfr. Part No. FWM22-FJ6-S0M2 Mouser Part No 539-FWM22-FJ6-S0M2 New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPST 22MM 20A FLAT STK IP65 IK08 Learn More about Mallory Sonalert fwm fwcm fwp switches	Datasheet	22In Stock	£13.08 £11.04 £10.22 £9.81 View £9.32 £8.90 £8.63	Min.: 1 Mult.: 1	Round	22 mm	Non-Illuminated	SPST-NO	OFF - (ON)	250 VAC	36 VDC	20 A		Solder Lug	IP65	Stainless Steel	FW
Pushbutton Switches - Industrial SWITCH SPST 12MM LUG CUL STK IP65 IK08 FWM12-HJ1-S0M2 Mallory Sonalert 1: £3.73 5In Stock 30Expected 21/12/2026 New Product	Mfr. Part No. FWM12-HJ1-S0M2 Mouser Part No 539-FWM12-HJ1-S0M2 New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPST 12MM LUG CUL STK IP65 IK08 Learn More about Mallory Sonalert fwm fwcm fwp switches	Datasheet	5In Stock 30Expected 21/12/2026	£3.73 £3.20 £2.95 £2.77 View £2.61 £2.47 £2.28 £2.21	Min.: 1 Mult.: 1	Round	12 mm	Non-Illuminated	SPST-NO	OFF - (ON)	250 VAC	36 VDC	1 A, 2 A		Solder Lug	IP65	Stainless Steel	FW
Pushbutton Switches - Industrial SWITCH SPST 12MM LUG CUL STK IP65 IK08 FWM12-HJ1-S0Z2 Mallory Sonalert 1: £4.67 38In Stock New Product	Mfr. Part No. FWM12-HJ1-S0Z2 Mouser Part No 539-FWM12-HJ1-S0Z2 New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPST 12MM LUG CUL STK IP65 IK08 Learn More about Mallory Sonalert fwm fwcm fwp switches	Datasheet	38In Stock	£4.67 £3.83 £3.52 £3.13 View £3.01 £2.77 £2.70	Min.: 1 Mult.: 1	Round	12 mm	Non-Illuminated	SPST-NO	OFF - ON	250 VAC	36 VDC	1 A, 2 A		Solder Lug	IP65	Stainless Steel	FW
Pushbutton Switches - Industrial SWITCH SPST 16MM Screws STK IP65 IK09 FWM16-FSM-S0M2 Mallory Sonalert 1: £4.37 22In Stock 20Expected 14/12/2026 New Product	Mfr. Part No. FWM16-FSM-S0M2 Mouser Part No 539-FWM16-FSM-S0M2 New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPST 16MM Screws STK IP65 IK09 Learn More about Mallory Sonalert fwm fwcm fwp switches	Datasheet	22In Stock 20Expected 14/12/2026	£4.37 £3.72 £3.40 £3.23 View £3.05 £2.92 £2.68 £2.60	Min.: 1 Mult.: 1	Round	16 mm	Non-Illuminated	SPST-NO	OFF - (ON)	250 VAC	36 VDC	5 A		Screw	IP65	Stainless Steel	FW
Pushbutton Switches - Industrial SWITCH SPDT 16MM LUG CUL STK IP65 IK09 FWM16-HJ1-S1M3 Mallory Sonalert 1: £7.58 20In Stock New Product	Mfr. Part No. FWM16-HJ1-S1M3 Mouser Part No 539-FWM16-HJ1-S1M3 New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPDT 16MM LUG CUL STK IP65 IK09 Learn More about Mallory Sonalert fwm fwcm fwp switches	Datasheet	20In Stock	£7.58 £5.88 £5.34 £4.97 View £4.64 £4.53 £4.25 £4.15	Min.: 1 Mult.: 1	Round	16 mm	Non-Illuminated	SPDT	ON - (ON)	250 VAC	36 VDC	5 A		Solder Lug	IP65	Stainless Steel	FW
Pushbutton Switches - Industrial SWITCH SPST 16MM LUG STK IP65 IK09 FWM16-HJM-S0M2 Mallory Sonalert 1: £4.41 5In Stock 30Expected 28/10/2026 New Product	Mfr. Part No. FWM16-HJM-S0M2 Mouser Part No 539-FWM16-HJM-S0M2 New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPST 16MM LUG STK IP65 IK09 Learn More about Mallory Sonalert fwm fwcm fwp switches	Datasheet	5In Stock 30Expected 28/10/2026	£4.41 £3.76 £3.47 £3.33 View £3.15 £2.99 £2.81 £2.71	Min.: 1 Mult.: 1	Round	16 mm	Non-Illuminated	SPST-NO	OFF - (ON)	250 VAC	36 VDC	5 A		Solder Lug	IP65	Stainless Steel	FW
Pushbutton Switches - Industrial SWITCH SPST 12MM Wires STK IP40 IK04 FWP12-FW1-A0M2 Mallory Sonalert 1: £2.84 25In Stock 80Expected 21/12/2026 New Product	Mfr. Part No. FWP12-FW1-A0M2 Mouser Part No 539-FWP12-FW1-A0M2 New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPST 12MM Wires STK IP40 IK04 Learn More about Mallory Sonalert fwm fwcm fwp switches	Datasheet	25In Stock 80Expected 21/12/2026	£2.84 £2.05 £1.87 £1.80 View £1.50 £1.47 £1.36 £1.27 £1.21	Min.: 1 Mult.: 1	Round	12 mm	Non-Illuminated	SPST-NO	OFF - (ON)	250 VAC	36 VDC	500 mA, 1 A		Wire Lead	IP40	Aluminum	FW
Pushbutton Switches - Industrial SWITCH SPST 12MM Screws STK IP65 IK08 FWCM12-FSA-S0M2 Mallory Sonalert 1: £3.99 60Expected 28/10/2026 New Product	Mfr. Part No. FWCM12-FSA-S0M2 Mouser Part No 539-FWCM12-FSA-S0M2 New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPST 12MM Screws STK IP65 IK08 Learn More about Mallory Sonalert fwm fwcm fwp switches	Datasheet	60Expected 28/10/2026	£3.99 £3.27 £3.00 £2.76 View £2.56 £2.44 £2.17 £2.13	Min.: 1 Mult.: 1	Round	12 mm	Non-Illuminated	SPST-NO	OFF - (ON)	250 VAC	36 VDC	1 A, 2 A		Screw	IP65	Stainless Steel	FW
Pushbutton Switches - Industrial SWITCH SPST 12MM B-CAP LUG STK IP65 IK08 FWCM12-BJA-S0M2B Mallory Sonalert 1: £4.44 Non-Stocked Lead-Time 8 Weeks New Product	Mfr. Part No. FWCM12-BJA-S0M2B Mouser Part No 539-FWCM12-BJA-S0M2B New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPST 12MM B-CAP LUG STK IP65 IK08	Datasheet	Non-Stocked Lead-Time 8 Weeks	£4.44 £3.68 £3.40 £3.20 View £3.03 £2.86 £2.65 £2.56	Min.: 1 Mult.: 1	Round	12 mm	Non-Illuminated	SPST-NO	OFF - (ON)	250 VAC	36 VDC	1 A, 2 A	Blue	Solder Lug	IP65	Stainless Steel	FW
Pushbutton Switches - Industrial SWITCH SPST 12MM G-CAP LUG STK IP65 IK08 FWCM12-BJA-S0M2G Mallory Sonalert 1: £4.44 Non-Stocked Lead-Time 8 Weeks New Product	Mfr. Part No. FWCM12-BJA-S0M2G Mouser Part No 539-FWCM12-BJA-S0M2G New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPST 12MM G-CAP LUG STK IP65 IK08	Datasheet	Non-Stocked Lead-Time 8 Weeks	£4.44 £3.68 £3.40 £3.20 View £3.03 £2.86 £2.65 £2.56	Min.: 1 Mult.: 1	Round	12 mm	Non-Illuminated	SPST-NO	OFF - (ON)	250 VAC	36 VDC	1 A, 2 A	Green	Solder Lug	IP65	Stainless Steel	FW
Pushbutton Switches - Industrial SWITCH SPST 12MM R-CAP LUG STK IP65 IK08 FWCM12-BJA-S0M2R Mallory Sonalert 1: £4.44 Non-Stocked Lead-Time 8 Weeks New Product	Mfr. Part No. FWCM12-BJA-S0M2R Mouser Part No 539-FWCM12-BJA-S0M2R New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPST 12MM R-CAP LUG STK IP65 IK08	Datasheet	Non-Stocked Lead-Time 8 Weeks	£4.44 £3.68 £3.40 £3.20 View £3.03 £2.86 £2.65 £2.56	Min.: 1 Mult.: 1	Round	12 mm	Non-Illuminated	SPST-NO	OFF - (ON)	250 VAC	36 VDC	1 A, 2 A	Red	Solder Lug	IP65	Stainless Steel	FW
Pushbutton Switches - Industrial SWITCH SPST 12MM W-CAP LUG STK IP65 IK08 FWCM12-BJA-S0M2W Mallory Sonalert 1: £4.44 Non-Stocked Lead-Time 8 Weeks New Product	Mfr. Part No. FWCM12-BJA-S0M2W Mouser Part No 539-FWCM12-BJA-S0M2W New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPST 12MM W-CAP LUG STK IP65 IK08	Datasheet	Non-Stocked Lead-Time 8 Weeks	£4.44 £3.68 £3.40 £3.20 View £3.03 £2.86 £2.65 £2.56	Min.: 1 Mult.: 1	Round	12 mm	Non-Illuminated	SPST-NO	OFF - (ON)	250 VAC	36 VDC	1 A, 2 A	White	Solder Lug	IP65	Stainless Steel	FW
Pushbutton Switches - Industrial SWITCH SPST 12MM Y-CAP LUG STK IP65 IK08 FWCM12-BJA-S0M2Y Mallory Sonalert 1: £4.44 Non-Stocked Lead-Time 8 Weeks New Product	Mfr. Part No. FWCM12-BJA-S0M2Y Mouser Part No 539-FWCM12-BJA-S0M2Y New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPST 12MM Y-CAP LUG STK IP65 IK08	Datasheet	Non-Stocked Lead-Time 8 Weeks	£4.44 £3.68 £3.40 £3.20 View £3.03 £2.86 £2.65 £2.56	Min.: 1 Mult.: 1	Round	12 mm	Non-Illuminated	SPST-NO	OFF - (ON)	250 VAC	36 VDC	1 A, 2 A	Yellow	Solder Lug	IP65	Stainless Steel	FW
Pushbutton Switches - Industrial SWITCH SPST 12MM BL-CAP LUG STK IP65 IK08 FWCM12-BJA-S0M2BL Mallory Sonalert 1: £4.44 Non-Stocked Lead-Time 8 Weeks New Product	Mfr. Part No. FWCM12-BJA-S0M2BL Mouser Part No 539-FWCM12-BJAS0M2BL New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPST 12MM BL-CAP LUG STK IP65 IK08	Datasheet	Non-Stocked Lead-Time 8 Weeks	£4.44 £3.68 £3.40 £3.20 View £3.03 £2.86 £2.65 £2.56	Min.: 1 Mult.: 1	Round	12 mm	Non-Illuminated	SPST-NO	OFF - (ON)	250 VAC	36 VDC	1 A, 2 A	Black	Solder Lug	IP65	Stainless Steel	FW
Pushbutton Switches - Industrial SWITCH SPDT 16MM LUG CUL STK IP65 IK09 FWM16-FJ1-A1M3 Mallory Sonalert 1: £8.82 Non-Stocked Lead-Time 8 Weeks New Product	Mfr. Part No. FWM16-FJ1-A1M3 Mouser Part No 539-FWM16-FJ1-A1M3 New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPDT 16MM LUG CUL STK IP65 IK09	Datasheet	Non-Stocked Lead-Time 8 Weeks	£8.82 £7.18 £6.61 £6.27 View £5.92 £5.75 £5.38 £5.26	Min.: 1 Mult.: 1	Round	16 mm	Non-Illuminated	SPDT	ON - (ON)	250 VAC	24 VDC	5 A		Solder Lug	IP65	Aluminum	FW
Pushbutton Switches - Industrial SWITCH SPST 16MM Screws STK IP65 IK09 FWM16-FSM-A0M2 Mallory Sonalert 1: £5.35 Non-Stocked Lead-Time 8 Weeks New Product	Mfr. Part No. FWM16-FSM-A0M2 Mouser Part No 539-FWM16-FSM-A0M2 New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPST 16MM Screws STK IP65 IK09	Datasheet	Non-Stocked Lead-Time 8 Weeks	£5.35 £4.42 £4.05 £3.84 View £3.63 £3.47 £3.20 £3.11 Quote	Min.: 1 Mult.: 1	Round	16 mm	Non-Illuminated	SPST-NO	OFF - (ON)	250 VAC	36 VDC	5 A		Screw	IP65	Aluminum	FW
Pushbutton Switches - Industrial SWITCH SPDT 16MM LUG CUL STK IP65 IK09 FWM16-HJ1-A1M3 Mallory Sonalert 1: £8.82 Non-Stocked Lead-Time 8 Weeks New Product	Mfr. Part No. FWM16-HJ1-A1M3 Mouser Part No 539-FWM16-HJ1-A1M3 New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPDT 16MM LUG CUL STK IP65 IK09	Datasheet	Non-Stocked Lead-Time 8 Weeks	£8.82 £7.18 £6.61 £6.27 View £5.92 £5.75 £5.38 £5.26	Min.: 1 Mult.: 1	Round	16 mm	Non-Illuminated	SPDT	ON - (ON)	250 VAC	36 VDC	5 A		Solder Lug	IP65	Aluminum	FW
Pushbutton Switches - Industrial SWITCH SPST 16MM LUG STK IP65 IK09 FWM16-HJM-A0M2 Mallory Sonalert 1: £5.35 Non-Stocked Lead-Time 8 Weeks New Product	Mfr. Part No. FWM16-HJM-A0M2 Mouser Part No 539-FWM16-HJM-A0M2 New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPST 16MM LUG STK IP65 IK09	Datasheet	Non-Stocked Lead-Time 8 Weeks	£5.35 £4.42 £4.05 £3.84 View £3.63 £3.47 £3.20 £3.11 Quote	Min.: 1 Mult.: 1	Round	16 mm	Non-Illuminated	SPST-NO	OFF - (ON)	250 VAC	36 VDC	5 A		Solder Lug	IP65	Aluminum	FW
Pushbutton Switches - Industrial SWITCH SPDT 19MM LUG CUL STK IP65 IK09 FWM19-FJ1-A1M3 Mallory Sonalert 1: £10.15 Non-Stocked Lead-Time 8 Weeks New Product	Mfr. Part No. FWM19-FJ1-A1M3 Mouser Part No 539-FWM19-FJ1-A1M3 New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPDT 19MM LUG CUL STK IP65 IK09	Datasheet	Non-Stocked Lead-Time 8 Weeks	£10.15 £8.28 £7.61 £7.21 View £6.81 £6.63 £6.19 £6.06 Quote	Min.: 1 Mult.: 1	Round	19 mm	Non-Illuminated	SPDT	ON - (ON)	250 VAC	36 VDC	5 A		Solder Lug	IP65	Aluminum	FW
Pushbutton Switches - Industrial SWITCH SPDT 19MM LUG CUL STK IP65 IK09 FWM19-FJ1-A1Z3 Mallory Sonalert 1: £10.79 Non-Stocked Lead-Time 8 Weeks New Product	Mfr. Part No. FWM19-FJ1-A1Z3 Mouser Part No 539-FWM19-FJ1-A1Z3 New Product	Mallory Sonalert	Pushbutton Switches - Industrial SWITCH SPDT 19MM LUG CUL STK IP65 IK09	Datasheet	Non-Stocked Lead-Time 8 Weeks	£10.79 £8.83 £8.12 £7.69 View £7.26 £7.05 £6.59 £6.45	Min.: 1 Mult.: 1	Round	19 mm	Non-Illuminated	SPDT	ON - ON	250 VAC	36 VDC	5 A		Solder Lug	IP65	Aluminum	FW

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