
Safety Switches
Safety switches and disconnects are electrical safety devices that are used to protect electrical circuits and equipment from overloading, short-circuits, and other electrical hazards. They help to prevent electrical fires, minimize the risk of electric shock, and protect electrical equipment from damage.
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Light Duty Safety Switches
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General Duty Safety Switches
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Heavy Duty Safety Switches
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Double Throw Safety Switches
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Special Application Safety Switches
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Disconnect Switches
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Rotary Safety Switches
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Safety Switch Accessories
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- Price
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Siemens HNF366J Heavy Duty Safety Switches
MSRP $10,222.00Surplus $2,483.95SKU: S21-3997 Brand: Siemens MPN: HNF366J UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- S21-3997
- Type:
- Heavy Duty
- Enclosure:
- NEMA 12
- Fuse Provision:
- Non-Fusible
- Number of Poles:
- 3
- Number of Wires:
- 3
- Current Rating:
- 600 A
- DC Voltage Rating:
- 600 V
MSRP $10,222.00Surplus $2,483.95 -
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Siemens HNF366R Heavy Duty Safety Switches
MSRP $9,962.00Surplus $2,420.77SKU: S21-3315 Brand: Siemens MPN: HNF366R UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- S21-3315
- Size:
- 26.5 Inch Width x 9.23 Inch Depth x 44.57 Inch Height
- Enclosure Material:
- Steel
- Number of Wires:
- 3
- Current Rating:
- 600 A
- Neutral Type:
- No
- Fuse Provision:
- Non-Fusible
- Catalog:
- SiemensAG_01698_18_6_18_10_CAT.pdf
- AC Voltage Rating:
- 600 V
- Enclosure:
- NEMA 3R
- Number of Poles:
- 3
- Data Sheet:
- SiemensAG_06226_1_DATA.pdf
- Approval:
- UL 98
- Series:
- HNF
- Type:
- Heavy Duty Safety
- Short Description:
- 600 VAC, 600 A, 3 W, 3-Pole, NEMA 3R, Galvanized/Painted Steel, Non-Fusible, Heavy Duty, Single Throw Safety Switch
- Finish:
- Painted Galvanized
- Power Rating:
- 500 HP at 600 VAC 3-Phase (Maximum)
MSRP $9,962.00Surplus $2,420.77 -
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Siemens HNF366S Heavy Duty Safety Switches
MSRP $27,033.00Surplus $6,569.02SKU: S21-3993 Brand: Siemens MPN: HNF366S UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- S21-3993
- AC Voltage Rating:
- 600 V
- Number of Wires:
- 3
- Current Rating:
- 600 A
- DC Voltage Rating:
- 600 V
- Fuse Provision:
- Non-Fusible
- Number of Poles:
- 3
- Enclosure:
- NEMA 4/4X Stainless Steel
- Type:
- Heavy Duty
MSRP $27,033.00Surplus $6,569.02 -
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Siemens HNF367 Safety Switches
MSRP $12,449.50Surplus $2,484.86SKU: S21-2181 Brand: Siemens MPN: HNF367 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- S21-2181
- Series:
- HNF
- Country of Origin:
- USA
- Type:
- Heavy Duty
- Number of Poles:
- 3
- Number of Wires:
- 3
- Enclosure:
- NEMA 1
- Approval:
- UL
- Short Description:
- 240/480/600 VAC, 250/600 VDC, 800 A, 50 HP at 600 VAC 1-Phase, 500 HP at 600 VAC 3-Phase, 50 HP at 250 VDC, 3-Pole, NEMA 1, Painted Steel, Non-Fusible, Heavy Duty, Single Throw Safety Switch
- Power Rating:
- 50 HP (1 Phase), 500 HP (3 Phase)
- AC Voltage Rating:
- 600 V
- Current Rating:
- 800 A
- Data Sheet:
- SiemensAG_06227_1_DATA.pdf
- Catalog:
- SiemensAG_01698_18_6_18_10_18_13_18_27_CAT.pdf
- Neutral Type:
- No
- Fuse Provision:
- Non-Fusible
- DC Voltage Rating:
- 250 V
MSRP $12,449.50Surplus $2,484.86 -
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Siemens HNF367J Heavy Duty Safety Switches
MSRP $15,765.00Surplus $3,830.90SKU: S21-3342 Brand: Siemens MPN: HNF367J UPC: 78364315196 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- S21-3342
- Short Description:
- 240/480/600 VAC, 250/600 VDC, 800 A, 50 HP at 600 VAC 1-Phase, 500 HP at 600 VAC 3-Phase, 50 HP at 250 VDC, 3-Pole, NEMA 12/13/3R/3S, Galvanized/Painted Steel, Non-Fusible, Heavy Duty, Single Throw Safety Switch
- Country of Origin:
- USA
- Series:
- HNF
- Approval:
- UL 98
- AC Voltage Rating:
- 480/600 V
- Number of Wires:
- 3
- Fuse Provision:
- Non-Fusible
- Type:
- Heavy Duty
- Number of Poles:
- 3
- Data Sheet:
- SiemensAG_06228_1_DATA.pdf
- DC Voltage Rating:
- 250 V
- Current Rating:
- 800 A
- Neutral Type:
- No
- Enclosure:
- NEMA 12
- Catalog:
- SiemensAG_01698_18_6_18_10_18_13_18_27_CAT.pdf
- Power Rating:
- 50 HP at 480/600 VAC 1-Phase, 500 HP at 480/600 VAC 3-Phase, 50 HP at 250 VDC
MSRP $15,765.00Surplus $3,830.90 -
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Siemens HNF367S Heavy Duty Safety Switches
MSRP $35,142.00Surplus $8,539.51SKU: S21-3994 Brand: Siemens MPN: HNF367S UPC: 78364317419 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- S21-3994
- Country of Origin:
- USA
- Fuse Provision:
- Non-Fusible
- Current Rating:
- 800 A
- Enclosure:
- NEMA 4X
- Size:
- 39.96 Inch Width x 14.68 Inch Depth x 55.16 Inch Height
- Enclosure Material:
- 304 Stainless Steel
- Approval:
- UL 98
- Installation/Operator:
- SiemensAG_00666_INST.pdf
- Data Sheet:
- SiemensAG_10133_1_2_DATA.pdf
- Short Description:
- HDSS NF 3P3W 600V 800A N4X
- Catalog:
- SiemensAG_09175_18_3-18_31_CAT.pdf
- Neutral Type:
- No
- AC Voltage Rating:
- 480/600 V
- Number of Poles:
- 3
- Number of Wires:
- 3
- Power Rating:
- 50 HP at 480/600 VAC 1-Phase, 500 HP at 480/600 VAC 3-Phase, 50 HP at 250 VDC
- DC Voltage Rating:
- 250 V
- Type:
- Heavy Duty Safety
MSRP $35,142.00Surplus $8,539.51 -
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Siemens HNF368 Heavy Duty Safety Switches
MSRP $6,615.00Surplus $1,607.45SKU: S21-3963 Brand: Siemens MPN: HNF368 UPC: 78364315125 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- S21-3963
- Country of Origin:
- USA
- Short Description:
- 40" x 17.8" x 55.16", 600 VAC, 1200 A, 500 HP, NEMA 1 Indoor, 3-Pole, Steel, Non-Fusible, Heavy Duty, Single Throw, Safety Switch
- Enclosure:
- NEMA 1
- Current Rating:
- 1200 A
- AC Voltage Rating:
- 480/600 V
- Fuse Provision:
- Non-Fusible
- Size:
- 39.96 Inch Width x 14.68 Inch Depth x 55.16 Inch Height
- DC Voltage Rating:
- 250 V
- Power Rating:
- 50 HP at 480/600 VAC 1-Phase, 500 HP at 480/600 VAC 3-Phase, 50 HP at 250 VDC
- Type:
- Heavy Duty Safety
- Data Sheet:
- SiemensAG_09358_1_2_DATA.pdf
- Number of Poles:
- 3
- Approval:
- UL 98
- Neutral Type:
- No
- Number of Wires:
- 3
- Catalog:
- SiemensAG_57195_18_5_CAT.pdf
- Enclosure Material:
- Steel
MSRP $6,615.00Surplus $1,607.45 -
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Siemens HNF368R Safety Switches
MSRP $21,437.50Surplus $6,516.99SKU: S21-2182 Brand: Siemens MPN: HNF368R UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- S21-2182
- Series:
- HNF
- Short Description:
- 240/480/600 VAC, 250/600 VDC, 1200 A, 50 HP at 600 VAC 1-Phase, 500 HP at 600 VAC 3-Phase, 50 HP at 250 VDC, 3-Pole, NEMA 3R, Galvanized/Painted Steel, Non-Fusible, Heavy Duty, Single Throw Safety Switch
- Current Rating:
- 1200 A
- Enclosure:
- NEMA 3R
- Number of Wires:
- 3
- Fuse Provision:
- Non-Fusible
- Type:
- Heavy Duty Safety
- Power Rating:
- 15 HP at 240 VAC, 50 HP at 480/600 VAC 1-Phase, 250 HP at 240 VAC, 500 HP at 480/600 VAC 3-Phase, 50 HP at 250 VDC
- Size:
- 40.25 Inch W x 14.68 Inch D x 54.16 Inch H
- Country of Origin:
- USA
- Catalog:
- SiemensAG_01698_18_6_18_10_18_13_18_27_CAT.pdf
- Number of Poles:
- 3
- Approval:
- UL 98
- DC Voltage Rating:
- 250 V
- Data Sheet:
- SiemensAG_06230_1_DATA.pdf
- AC Voltage Rating:
- 240/480/600 V
- Neutral Type:
- No
MSRP $21,437.50Surplus $6,516.99 -
Siemens JN322 General Duty Safety Switches 60A 240V EA
MSRP $131.53Surplus $48.93Siemens JN322 General Duty Safety Switches 60A 240V EA​ ARCA SKU: E30-8862 Brand: Siemens MPN: JN322 UPC: Shipping Weight: 9.10 lbs. Shipping Height: 6.00 In. Shipping...- SKU:
- E30-8862
- Number of Wires:
- 3
- Fuse Provision:
- Fusible
- Fuse Type:
- Class R
- Enclosure:
- NEMA 1
- Type:
- General Duty
- AC Voltage Rating:
- 240 V
- Current Rating:
- 60 A
- Number of Poles:
- 2
- Series:
- JN
- Country of Origin:
- United States
MSRP $131.53Surplus $48.93 -
Siemens JN323 General Duty Safety Switches
MSRP $790.00Surplus $205.42Siemens JN323 General Duty Safety Switches​ ARCA SKU: E30-12364 Brand: Siemens MPN: JN323 UPC: 783643113497 Shipping Weight: 14.50 lbs. Shipping Height: 5.00 In. Shipping...- SKU:
- E30-12364
- Number of Wires:
- 3
- Fuse Provision:
- Fusible
- Fuse Type:
- Class R
- Enclosure:
- NEMA 1
- Type:
- General Duty
- AC Voltage Rating:
- 240 V
- Current Rating:
- 100 A
- Number of Poles:
- 2
- Series:
- JN
- Country of Origin:
- United States
- Short Description:
- is a 2-pole, 100-amp, fusible general-duty safety switch designed for indoor use. It features a NEMA 1 enclosure and is suitable for residential and light commercial applications.
MSRP $790.00Surplus $205.42 -
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Siemens NF355HDTK Double Throw Safety Switches
MSRP $19,590.00Surplus $4,760.37SKU: S21-3394 Brand: Siemens MPN: NF355HDTK UPC: 78364339763 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- S21-3394
- Current Rating:
- 400 A
- Country of Origin:
- USA
- Short Description:
- 600 VAC, 250 VDC, 400 A, 350 HP at 600 VAC 3-Phase, 50 HP at 250 VDC, 3-Pole, 3-Wire, NEMA 3R/12, (2) 1/0 AWG to 250 KCMIL/(1) 1/0 to 750 KCMIL Copper/Aluminum, Non-Fusible, Heavy Duty, Service Equipment, Double Throw Safety Switch
- Type:
- Heavy Duty, Service Equipment
- Number of Poles:
- 3
- Power Rating:
- 350 HP at 600 VAC 3-Phase, 50 HP at 250 VDC
- AC Voltage Rating:
- 600 V
- Number of Wires:
- 3
- Size:
- 22.66 Inch W x 7.25 Inch D x 53.82 Inch H
- Approval:
- UL
- Enclosure:
- NEMA 3R/12
- Neutral Type:
- No
- Series:
- NF
- Fuse Provision:
- Non-Fusible
- DC Voltage Rating:
- 250 V
- Data Sheet:
- SiemensAG_06750_1_DATA.pdf
- Catalog:
- SiemensAG_01698_18_31_18_34_CAT.pdf
MSRP $19,590.00Surplus $4,760.37 -
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Siemens NF355SSDTK Double Throw Safety Switches
MSRP $34,374.00Surplus $8,352.88SKU: S21-3410 Brand: Siemens MPN: NF355SSDTK UPC: 78364339764 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- S21-3410
- Country of Origin:
- USA
- Short Description:
- DOUBLE THROW SW 400A 3P NF TYPE 4
- Current Rating:
- 400 A
- DC Voltage Rating:
- 600 V
- Number of Wires:
- 3
- Enclosure:
- NEMA 4X
- Fuse Provision:
- Non-Fusible
- Number of Poles:
- 3
MSRP $34,374.00Surplus $8,352.88 -
Siemens NR322 General Duty Safety Switches EA
MSRP $700.00Surplus $73.56Siemens NR322 General Duty Safety Switches EA​ ARCA SKU: E30-12372 Brand: Siemens MPN: NR322 UPC: Shipping Weight: 10.85 lbs. Shipping Height: 11.00 In. Shipping Length: 13.00...- SKU:
- E30-12372
- Number of Wires:
- 3
- Fuse Provision:
- Fusible
- Fuse Type:
- Class R
- Enclosure:
- NEMA 3R
- Type:
- General Duty
- AC Voltage Rating:
- 240 V
- Current Rating:
- 60 A
- Number of Poles:
- 2
- Series:
- NR
- Short Description:
- Siemens, Vacu-Break, type NR, disconnect, general duty safety disconnect switches, 1PH, 2P, 3 wire, 240V, 60A, 100kA@240V, nema 3R, Fusible type, accepts class R fuses, Single style, suitable for outdoor use, disconnect safety switches
- Number of Phases:
- 1
- Country of Origin:
- United States
MSRP $700.00Surplus $73.56 -
Siemens SN321 General Duty Safety Switches EA
MSRP $220.00Surplus $87.45Siemens SN321 General Duty Safety Switches EA​ ARCA SKU: E30-12375 Brand: Siemens MPN: SN321 UPC: Shipping Weight: 4.25 lbs. Shipping Height: 3.00 In. Shipping Length: 10.00 In...- SKU:
- E30-12375
- Number of Wires:
- 3
- Fuse Provision:
- Fusible
- Fuse Type:
- Class R
- Enclosure:
- NEMA 1
- Type:
- General Duty
- AC Voltage Rating:
- 240 V
- Current Rating:
- 30 A
- Number of Poles:
- 2
- Series:
- SN
- Short Description:
- Siemens, Vacu-Break, type HF, heavy duty safety disconnect switches, 1PH, 2P, 3 wire, 240V, 30A, 200kA@240V, nema 1, Fusible type, accepts class R fuses, Single style, suitable for indoor use, disconnect safety switches
- Number of Phases:
- 1
- Country of Origin:
- United States
MSRP $220.00Surplus $87.45 -
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Square D 92355 Double Throw Safety Switches
MSRP $6,536.00Surplus $1,588.25SKU: S21-4066 Brand: Square D MPN: 92355 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- S21-4066
- Current Rating:
- 400 A
- Type:
- Double Throw
- Fuse Provision:
- Non-Fusible
- Number of Poles:
- 3
- DC Voltage Rating:
- 240 V
- Enclosure:
- NEMA 1
- Number of Wires:
- 3
MSRP $6,536.00Surplus $1,588.25 -
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Square D 92355R Double Throw Safety Switches
MSRP $12,616.00Surplus $3,065.69SKU: S21-4084 Brand: Square D MPN: 92355R UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- S21-4084
- Type:
- Double Throw
- Current Rating:
- 400 A
- Enclosure:
- NEMA 3R
- Fuse Provision:
- Non-Fusible
- Number of Poles:
- 3
- Number of Wires:
- 3
- DC Voltage Rating:
- 240 V
MSRP $12,616.00Surplus $3,065.69 -
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Square D 92356 Double Throw Safety Switches
MSRP $9,348.00Surplus $2,271.56SKU: S21-4067 Brand: Square D MPN: 92356 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- S21-4067
- Type:
- Double Throw
- Enclosure:
- NEMA 1
- Number of Poles:
- 3
- Fuse Provision:
- Non-Fusible
- DC Voltage Rating:
- 240 V
- Number of Wires:
- 3
- Current Rating:
- 600 A
MSRP $9,348.00Surplus $2,271.56 -
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Square D 92356R Double Throw Safety Switches
MSRP $11,986.00Surplus $2,912.60SKU: S21-4085 Brand: Square D MPN: 92356R UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- S21-4085
- Number of Poles:
- 3
- Current Rating:
- 600 A
- Fuse Provision:
- Non-Fusible
- Type:
- Double Throw
- Enclosure:
- NEMA 3R
- DC Voltage Rating:
- 240 V
- Number of Wires:
- 3
MSRP $11,986.00Surplus $2,912.60 -
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Square D D211NRB Safety Switches
MSRP $177.00Surplus $58.78SKU: S21-2045 Brand: Square D MPN: D211NRB UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- S21-2045
- Type:
- General Duty
- AC Voltage Rating:
- 240 V
- Current Rating:
- 30 A
- Number of Poles:
- 2
- Short Description:
- 240 VAC, 30 A, 3 HP at 240 VAC 1-Phase, 2-Pole, 3-Wire, Surface Mount, NEMA 3R, Fusible, Factory Installed Neutral, Plug, Bolt-On Hub, Single Throw, General Duty, Safety Switch
- Fuse Type:
- Plug
- Prop 65 Warning:
- Yes
- Enclosure:
- NEMA 3R
- Number of Wires:
- 3
- Power Rating:
- 0.5 HP at 120 VAC 1-Phase, 2 HP at 120 VAC 1-Phase, 1.5 HP at 240 VAC 1-Phase, 3 HP at 240 VAC 1-Phase
- Fuse Provision:
- Fusible
- Catalog:
- SchneiderElectric-SquareD_32357_3_2_3_5_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_49634_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01167_INST.pdf
- Neutral Type:
- Factory Installed
- Approval:
- UL
- Size:
- 7.25 Inch Width x 3.63 Inch Depth x 9.25 Inch Height
- CAD Drawings:
- SchneiderElectric-SquareD_74669_1_CAD.pdf
- Country of Origin:
- United States
MSRP $177.00Surplus $58.78 -
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Square D D221N General Duty Safety Switches EA
MSRP $40.00Surplus $29.12Square D D221N General Duty Safety Switches EA​ ARCA SKU: S21-2595 Brand: Square D MPN: D221N UPC: 78590146053 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- S21-2595
- TS PIK:
- 597914
- Short Description:
- SAFETY SWITCH, GENERAL DUTY, FUSIBLE, 2 POLE, 3 WIRE, 240VAC, 30A, TYPE 1, WITH NEUTRAL
- Enclosure:
- NEMA 1
- Power Rating:
- 1.5 HP at 240 VAC 1-Phase, 3 HP at 240 VAC 3-Phase, 3 HP at 240 VAC 1-Phase, 7.5 HP at 240 VAC 3-Phase
- Number of Poles:
- 2
- Approval:
- UL
- Fuse Provision:
- Fusible
- Fuse Type:
- Class H/K/R
- Size:
- 7.25 Inch Width x 3.63 Inch Depth x 9.25 Inch Height
- Neutral Type:
- Factory Installed
- Catalog:
- SchneiderElectric-SquareD_32357_3_2_3_5_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_49635_1_2_DATA.pdf
- CAD Drawings:
- SchneiderElectric-SquareD_74669_1_CAD.pdf
- Number of Wires:
- 3
- AC Voltage Rating:
- 240 V
- Current Rating:
- 30 A
- Type:
- General Duty
- Installation/Operator:
- SchneiderElectric-SquareD_01167_INST.pdf
- Country of Origin:
- United States
MSRP $40.00Surplus $29.12
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