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Large Basic Switches

BA Series

ac 20 A (UL, CSA, CE, ENEC). dc rated. SPDT. Variety of actuators & terminations. 25,4 mm centers side mount or panel mount

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Accurate, reliable, and repeatable, MICRO SWITCH BZ/BA/BM/BE/6AS/WZ/YZ/WA/YA Series features precise operating characteristics and enhanced life. These premium, large snap-action switches offer precision operation and sensitive differential travel.

Utilizing state-of-the-art manufacturing processes and quality controls, Honeywell has engineered premium, large snap-action switches that meet various international agency requirements. Some models have military qualifications. These Series are often used for precision on/off applications, as well as end of limit, presence/absence, and manual operator interface functions.

Their engineered design is suitable for various application needs. Configured options provide a wide variety of operating and interface characteristics. The MICRO SWITCH 6AS Series consists of two large premium BZ/BA/BM/BE snap-action switches ganged together and actuated by a single actuator. Field adjustable operating point is an option for one or both switches.

Others

  • Ampere Rating
    • 20 A
    • 15 A
  • Circuitry
    • SPDT
  • Actuator
    • Roller Lever
    • Pin Plunger
    • Flexible Roller Leaf
    • Flexible Leaf
    • Overtravel Plunger
    • Straight Lever
    • Special Lever
  • Switch Type
    • MICRO SWITCH Standard 25,4 mm H x 17,8 mm W x 50,8 mm L [1.0 in H x 0.7 in W x 2.0 in L]
  • Termination
    • Screw
    • Solder
    • Quick Connect
  • Mounting Centers
    • 25,4 mm [1 in]
  • Release Force
    • 0,15 N [0.52 oz] min.
    • 0,28 N [1.0 oz] min.
    • 0,42 N [1.5 oz] min.
    • 1,11 N [4.0 oz] min.
    • 2,78 N [10.0 oz] min.
    • 1,6 N [5.75 oz] min.
    • 0,90 N [3.25 oz] min.
    • 0,07 N [0.25 oz] min.
  • Housing Material
    • General Purpose Phenolic
  • Contact Type
    • Silver
    • Silver Cadmium Oxide
  • Overtravel (OT)
    • 1,2 mm [0.047 in] min.
    • 0,25 mm [0.010 in] min.
    • 1,14 mm [0.045 in] min.
    • 5,56 mm [0.219 in] min.
    • 0,25 mm to 0,43 mm [0.010 in to 0.017 in]
    • 1,96 mm [0.077 in] min.
    • 1,27 mm [0.050 in] min.
    • 1,57 mm [0.062 in] min.
    • 2,39 mm [0.094 in] min.
    • 1,65 mm [0.065 in] min.
    • 5,69 mm [0.224 in] min.
    • 4,57 mm [0.180 in] min.
    • 7,54 mm [0.297 in] min.
    • 0,76 mm [0.030 in] min.
    • 2,54 mm [0.10 in] min.
    • 1,52 mm [0.060 in] min.
    • 0,51 mm [0.020 in] min.
  • Package Height
    • 24,1 mm [0.95 in]
  • Voltage
    • 125 Vac
    • 250 Vac
  • Differential Travel (DT)
    • 1,52 mm [0.060 in] max.
    • 0,05 mm [0.002 in] max.
    • 0,76 mm [0.030 in] max.
    • 2,03 mm [0.080 in] max.
    • 1,57 mm [0.062 in] max.
    • 5,94 mm [0.234 in] max.
    • 1,65 mm [0.064 in] max.
    • 0,076 mm [0.003 in] max.
    • 0,05 mm to 0,19 mm [0.0020 in to 0.0075 in]
    • 4,52 mm [0.178 in] max.
    • 2,8 mm [0.109 in] max.
    • 1,14 mm [0.045 in] max.
    • 1,78 mm [0.070 in] max.
    • 2,16 mm [0.085 in] max.
    • 0,10 mm [0.004 in] max.
  • Agency Approvals and Standards
    • UL, CSA
    • UL, CE, CSA
    • UL, CE, CSA, ENEC
  • Operating Temperature
    • -55 °C to 125 °C [-67 °F to 257 °F]
    • -55 °C to 85 °C [-67 °F to 185 °F]
    • -55 °C to 121 °C [-67 °F to 250 °F]
  • Pretravel (PT)
    • 1,27 mm [0.050 in] max.
  • Sealed
    • No
  • Mounting Screw Size
    • 3,53 mm [0.139 in]
    • 4,19 mm [0.165 in]
  • Material
    • Plastic
  • Operating Force (OF)
    • 3,06 N to 4,73 N [11.0 oz to 17.0 oz] max.
    • 3,61 N to 5,28 N [13.0 oz to 19.0 oz] max.
    • 0,72 N [2.5 oz] max.
    • 1,25 N [4.5 oz] max.
    • 1,67 N to 2,78 N [6 oz to 10 oz] max.
    • 1,39 N [5.0 oz] max.
    • 6,12 N to 8,34 N [22.0 oz to 30.0 oz] max.
    • 1,39 N to 2,78 N [5 oz to 10 oz] max.
    • 3,40 N [12.0 oz] max.
    • 2,27 N [8.0 oz] max.
    • 0,42 N to 0,72 N [1.5 oz to 2.5 oz] max.
    • 3,89 N to 6,12 N [14.0 oz to 22.0 oz] max.
    • 1,67 N [6 oz] max.
    • 2,55 N [9.0 oz] max.
    • 2,78 N [10.0 oz] max.
    • 0,50 N [1.76 oz] max.
    • 6,95 N [25.0 oz] max.
    • 7,23 N to 10,56 N [26.0 oz to 38.0 oz] max.
    • 1,13 N [4.0 oz] max.
    • 0,28 N [1.0 oz] max.
    • 2,5 N [9.0 oz] max.
    • 0,42 N [1.5 oz] max.
    • 78 gf to 184 gf max.
    • 0,97 N [3.5 oz] max.
  • Package Length
    • 49,3 mm [1.94 in]
  • Weight
    • 28,6 g [0.063 lb]
  • Tightening Torque
    • 0,33 N m [3.0 in lb]
  • Operating Position (OP)
    • 16,26 mm ±0,38 mm [0.640 in ±0.015 in]
    • 26,16 mm ±0,51 mm [1.03 in ± 0.020 in]
    • 17,48 mm ±0,76 mm [0.688 in ±0.030 in]
    • 16,26 mm [0.640 in]
  • Series Name
    • BZ/BA/WA/YZ
  • Package Width
    • 17,5 mm [0.69 in]
  • Recommended For
    • Up to 20 A load handling

Others

  • Ampere Rating
    • 20 A
    • 15 A
  • Circuitry
    • SPDT
  • Actuator
    • Roller Lever
    • Pin Plunger
    • Flexible Roller Leaf
    • Flexible Leaf
    • Overtravel Plunger
    • Straight Lever
    • Special Lever
  • Switch Type
    • MICRO SWITCH Standard 25,4 mm H x 17,8 mm W x 50,8 mm L [1.0 in H x 0.7 in W x 2.0 in L]
  • Termination
    • Screw
    • Solder
    • Quick Connect
  • Mounting Centers
    • 25,4 mm [1 in]
  • Release Force
    • 0,15 N [0.52 oz] min.
    • 0,28 N [1.0 oz] min.
    • 0,42 N [1.5 oz] min.
    • 1,11 N [4.0 oz] min.
    • 2,78 N [10.0 oz] min.
    • 1,6 N [5.75 oz] min.
    • 0,90 N [3.25 oz] min.
    • 0,07 N [0.25 oz] min.
  • Housing Material
    • General Purpose Phenolic
  • Contact Type
    • Silver
    • Silver Cadmium Oxide
  • Overtravel (OT)
    • 1,2 mm [0.047 in] min.
    • 0,25 mm [0.010 in] min.
    • 1,14 mm [0.045 in] min.
    • 5,56 mm [0.219 in] min.
    • 0,25 mm to 0,43 mm [0.010 in to 0.017 in]
    • 1,96 mm [0.077 in] min.
    • 1,27 mm [0.050 in] min.
    • 1,57 mm [0.062 in] min.
    • 2,39 mm [0.094 in] min.
    • 1,65 mm [0.065 in] min.
    • 5,69 mm [0.224 in] min.
    • 4,57 mm [0.180 in] min.
    • 7,54 mm [0.297 in] min.
    • 0,76 mm [0.030 in] min.
    • 2,54 mm [0.10 in] min.
    • 1,52 mm [0.060 in] min.
    • 0,51 mm [0.020 in] min.
  • Package Height
    • 24,1 mm [0.95 in]
  • Voltage
    • 125 Vac
    • 250 Vac
  • Differential Travel (DT)
    • 1,52 mm [0.060 in] max.
    • 0,05 mm [0.002 in] max.
    • 0,76 mm [0.030 in] max.
    • 2,03 mm [0.080 in] max.
    • 1,57 mm [0.062 in] max.
    • 5,94 mm [0.234 in] max.
    • 1,65 mm [0.064 in] max.
    • 0,076 mm [0.003 in] max.
    • 0,05 mm to 0,19 mm [0.0020 in to 0.0075 in]
    • 4,52 mm [0.178 in] max.
    • 2,8 mm [0.109 in] max.
    • 1,14 mm [0.045 in] max.
    • 1,78 mm [0.070 in] max.
    • 2,16 mm [0.085 in] max.
    • 0,10 mm [0.004 in] max.
  • Agency Approvals and Standards
    • UL, CSA
    • UL, CE, CSA
    • UL, CE, CSA, ENEC
  • Operating Temperature
    • -55 °C to 125 °C [-67 °F to 257 °F]
    • -55 °C to 85 °C [-67 °F to 185 °F]
    • -55 °C to 121 °C [-67 °F to 250 °F]
  • Pretravel (PT)
    • 1,27 mm [0.050 in] max.
  • Sealed
    • No
  • Mounting Screw Size
    • 3,53 mm [0.139 in]
    • 4,19 mm [0.165 in]
  • Material
    • Plastic
  • Operating Force (OF)
    • 3,06 N to 4,73 N [11.0 oz to 17.0 oz] max.
    • 3,61 N to 5,28 N [13.0 oz to 19.0 oz] max.
    • 0,72 N [2.5 oz] max.
    • 1,25 N [4.5 oz] max.
    • 1,67 N to 2,78 N [6 oz to 10 oz] max.
    • 1,39 N [5.0 oz] max.
    • 6,12 N to 8,34 N [22.0 oz to 30.0 oz] max.
    • 1,39 N to 2,78 N [5 oz to 10 oz] max.
    • 3,40 N [12.0 oz] max.
    • 2,27 N [8.0 oz] max.
    • 0,42 N to 0,72 N [1.5 oz to 2.5 oz] max.
    • 3,89 N to 6,12 N [14.0 oz to 22.0 oz] max.
    • 1,67 N [6 oz] max.
    • 2,55 N [9.0 oz] max.
    • 2,78 N [10.0 oz] max.
    • 0,50 N [1.76 oz] max.
    • 6,95 N [25.0 oz] max.
    • 7,23 N to 10,56 N [26.0 oz to 38.0 oz] max.
    • 1,13 N [4.0 oz] max.
    • 0,28 N [1.0 oz] max.
    • 2,5 N [9.0 oz] max.
    • 0,42 N [1.5 oz] max.
    • 78 gf to 184 gf max.
    • 0,97 N [3.5 oz] max.
  • Package Length
    • 49,3 mm [1.94 in]
  • Weight
    • 28,6 g [0.063 lb]
  • Tightening Torque
    • 0,33 N m [3.0 in lb]
  • Operating Position (OP)
    • 16,26 mm ±0,38 mm [0.640 in ±0.015 in]
    • 26,16 mm ±0,51 mm [1.03 in ± 0.020 in]
    • 17,48 mm ±0,76 mm [0.688 in ±0.030 in]
    • 16,26 mm [0.640 in]
  • Series Name
    • BZ/BA/WA/YZ
  • Package Width
    • 17,5 mm [0.69 in]
  • Recommended For
    • Up to 20 A load handling
  • Release Force : 0,15 N [0.52 oz] min.|0,28 N [1.0 oz] min.|0,42 N [1.5 oz] min.|1,11 N [4.0 oz] min.|2,78 N [10.0 oz] min.|1,6 N [5.75 oz] min.|0,90 N [3.25 oz] min.|0,07 N [0.25 oz] min.
  • Housing Material : General Purpose Phenolic
  • Contact Type : Silver|Silver Cadmium Oxide
  • Circuitry : SPDT
  • Overtravel (OT) : 1,2 mm [0.047 in] min.|0,25 mm [0.010 in] min.|1,14 mm [0.045 in] min.|5,56 mm [0.219 in] min.|0,25 mm to 0,43 mm [0.010 in to 0.017 in]|1,96 mm [0.077 in] min.|1,27 mm [0.050 in] min.|1,57 mm [0.062 in] min.|2,39 mm [0.094 in] min.|1,65 mm [0.065 in] min.|5,69 mm [0.224 in] min.|4,57 mm [0.180 in] min.|7,54 mm [0.297 in] min.|0,76 mm [0.030 in] min.|2,54 mm [0.10 in] min.|1,52 mm [0.060 in] min.|0,51 mm [0.020 in] min.
  • Mounting Centers : 25,4 mm [1 in]
  • Package Height : 24,1 mm [0.95 in]
  • Voltage : 125 Vac|250 Vac
  • Differential Travel (DT) : 1,52 mm [0.060 in] max.|0,05 mm [0.002 in] max.|0,76 mm [0.030 in] max.|2,03 mm [0.080 in] max.|1,57 mm [0.062 in] max.|5,94 mm [0.234 in] max.|1,65 mm [0.064 in] max.|0,076 mm [0.003 in] max.|0,05 mm to 0,19 mm [0.0020 in to 0.0075 in]|4,52 mm [0.178 in] max.|2,8 mm [0.109 in] max.|1,14 mm [0.045 in] max.|1,78 mm [0.070 in] max.|2,16 mm [0.085 in] max.|0,10 mm [0.004 in] max.
  • Agency Approvals and Standards : UL, CSA|UL, CE, CSA|UL, CE, CSA, ENEC
  • Actuator : Roller Lever|Pin Plunger|Flexible Roller Leaf|Flexible Leaf|Overtravel Plunger|Straight Lever|Special Lever
  • Operating Temperature : -55 °C to 125 °C [-67 °F to 257 °F]|-55 °C to 85 °C [-67 °F to 185 °F]|-55 °C to 121 °C [-67 °F to 250 °F]
  • Pretravel (PT) : 1,27 mm [0.050 in] max.
  • Sealed : No
  • Switch Type : MICRO SWITCH Standard 25,4 mm H x 17,8 mm W x 50,8 mm L [1.0 in H x 0.7 in W x 2.0 in L]
  • Mounting Screw Size : 3,53 mm [0.139 in]|4,19 mm [0.165 in]
  • Termination : Screw|Solder|Quick Connect
  • Material : Plastic
  • Operating Force (OF) : 3,06 N to 4,73 N [11.0 oz to 17.0 oz] max.|3,61 N to 5,28 N [13.0 oz to 19.0 oz] max.|0,72 N [2.5 oz] max.|1,25 N [4.5 oz] max.|1,67 N to 2,78 N [6 oz to 10 oz] max.|1,39 N [5.0 oz] max.|6,12 N to 8,34 N [22.0 oz to 30.0 oz] max.|1,39 N to 2,78 N [5 oz to 10 oz] max.|3,40 N [12.0 oz] max.|2,27 N [8.0 oz] max.|0,42 N to 0,72 N [1.5 oz to 2.5 oz] max.|3,89 N to 6,12 N [14.0 oz to 22.0 oz] max.|1,67 N [6 oz] max.|2,55 N [9.0 oz] max.|2,78 N [10.0 oz] max.|0,50 N [1.76 oz] max.|6,95 N [25.0 oz] max.|7,23 N to 10,56 N [26.0 oz to 38.0 oz] max.|1,13 N [4.0 oz] max.|0,28 N [1.0 oz] max.|2,5 N [9.0 oz] max.|0,42 N [1.5 oz] max.|78 gf to 184 gf max.|0,97 N [3.5 oz] max.
  • Package Length : 49,3 mm [1.94 in]
  • Ampere Rating : 20 A|15 A
  • Weight : 28,6 g [0.063 lb]
  • Tightening Torque : 0,33 N m [3.0 in lb]
  • Operating Position (OP) : 16,26 mm ±0,38 mm [0.640 in ±0.015 in]|26,16 mm ±0,51 mm [1.03 in ± 0.020 in]|17,48 mm ±0,76 mm [0.688 in ±0.030 in]|16,26 mm [0.640 in]
  • Series Name : BZ/BA/WA/YZ
  • Package Width : 17,5 mm [0.69 in]
  • Recommended For : Up to 20 A load handling
Data Sheet
Name
Description
File Size
Date
Size
MICRO SWITCH BZ/BA/BM/BE & 6AS Series Premium Large Snap-Action Switches
MICRO SWITCH BZ/BA/BM/BE & 6AS Series Premium Large Snap-Action Switches
740.59 KB
7/16/2021
PDF 740.59 KB
Manuals and Guides
Name
Description
File Size
Date
Size
Transportation Range Guide
Transportation Range Guide
18.57 MB
9/30/2021
PDF 18.57 MB
Basic, Toggle, and Rocker Switches Range Guide
Basic, Toggle, and Rocker Switches Range Guide
6.48 MB
10/1/2021
PDF 6.48 MB
Brochure
Name
Description
File Size
Date
Size
Partners Providing Technical Safety and Productivity Solutions
Partners Providing Technical Safety and Productivity Solutions
8.05 MB
9/30/2021
PDF 8.05 MB
Oil and Gas Brochure
Oil and Gas Brochure
3.4 MB
7/15/2021
PDF 3.4 MB
MICRO SWITCH Basic Switch Large Switch Comparison
MICRO SWITCH Basic Switch Large Switch Comparison
552.27 KB
8/13/2021
PDF 552.27 KB
Application Note
Name
Description
File Size
Date
Size
Industrial Warehouse Solutions
Industrial Warehouse Solutions
2.85 MB
7/15/2021
PDF 2.85 MB
Sensors and Switches in Valves and Flowmeters
Sensors and Switches in Valves and Flowmeters
1.78 MB
7/16/2021
PDF 1.78 MB
Switches for Automated Parking Gates/Barriers
Switches for Automated Parking Gates/Barriers
748.6 KB
7/16/2021
PDF 748.6 KB
Switches and Sensors Solutions for Industrial Applications
Switches and Sensors Solutions for Industrial Applications
2.48 MB
10/21/2021
PDF 2.48 MB
Name
Description
File Size
Date
Size
Transportation Range Guide
Transportation Range Guide
18.57 MB
9/30/2021
PDF 18.57 MB
Industrial Warehouse Solutions
Industrial Warehouse Solutions
2.85 MB
7/15/2021
PDF 2.85 MB
Partners Providing Technical Safety and Productivity Solutions
Partners Providing Technical Safety and Productivity Solutions
8.05 MB
9/30/2021
PDF 8.05 MB
Oil and Gas Brochure
Oil and Gas Brochure
3.4 MB
7/15/2021
PDF 3.4 MB
MICRO SWITCH Basic Switch Large Switch Comparison
MICRO SWITCH Basic Switch Large Switch Comparison
552.27 KB
8/13/2021
PDF 552.27 KB
MICRO SWITCH BZ/BA/BM/BE & 6AS Series Premium Large Snap-Action Switches
MICRO SWITCH BZ/BA/BM/BE & 6AS Series Premium Large Snap-Action Switches
740.59 KB
7/16/2021
PDF 740.59 KB
Sensors and Switches in Valves and Flowmeters
Sensors and Switches in Valves and Flowmeters
1.78 MB
7/16/2021
PDF 1.78 MB
Switches for Automated Parking Gates/Barriers
Switches for Automated Parking Gates/Barriers
748.6 KB
7/16/2021
PDF 748.6 KB
Basic, Toggle, and Rocker Switches Range Guide
Basic, Toggle, and Rocker Switches Range Guide
6.48 MB
10/1/2021
PDF 6.48 MB
Switches and Sensors Solutions for Industrial Applications
Switches and Sensors Solutions for Industrial Applications
2.48 MB
10/21/2021
PDF 2.48 MB
Image
SKU
Description
alt
BA-2RV6-A2
MICRO SWITCH BA Series Premium Large Basic Switch, Single Pole Double Throw Circuitry, 20 A at 250 Vac, Straight Lever Actuator, 0,28 N [1.0 oz] Operating Force, Screw Termination, Silver Contacts, UL, CSA, CE, ENEC, Rigid Lever
alt
BA-2R-A4
MICRO SWITCH BA Series Premium Large Basic Switch, Single Pole Double Throw Circuitry, 20 A at 250 Vac, Pin Plunger Actuator, 3,89 N to 6,12 N [14.0 oz to 22.0 oz] Operating Force, Silver Contacts, Screw Termination, UL, CSA, CE, ENEC
alt
BA-2RV22
LARGE BASIC SWITCH
alt
BA-2RV191-A2
MICRO SWITCH BA Series Premium Large Basic Switch, Single Pole Double Throw Circuitry, 20 A at 250 Vac, Straight Lever Actuator, 2,78 N [10.0 oz] Operating Force, Screw Termination, Silver Contacts, UL, CSA, CE, ENEC, Rigid Lever
alt
BA-2SBT
MICRO SWITCH BA Series Premium Large Basic Switch, Single Pole Double Throw Circuitry, 20 A at 250 Vac, High Overtravel Plunger Actuator, 6,12 N to 8,34 N [22.0 oz to 30.0 oz] Operating Force, Silver Contacts, Screw Termination, UL, CSA, CE, ENEC
alt
BA-2RV22-D81
MICRO SWITCH BA Series Premium Large Basic Switch, Single Pole Double Throw Circuitry, 20 A at 250 Vac, Roller Lever Actuator (Stainless Steel Roller), 1,67 N [6 oz] Operating Force, Quick Termination, Silver Contacts, UL, CSA, CE, ENEC, Rigid Lever
alt
BA-2RV241-A2
MICRO SWITCH BA Series Premium Large Basic Switch, Single Pole Double Throw Circuitry, 20 A at 250 Vac, Straight Lever Actuator, 0,72 N [2.5 oz] Operating Force, Screw Termination, Silver Contacts, UL, CSA, CE, ENEC, Rigid Lever
alt
BA-2RB-A4
MICRO SWITCH BA Series Premium Large Basic Switch, Single Pole Double Throw Circuitry, 20 A at 250 Vac, Overtravel Pin Plunger Actuator, 3,89 N to 6,12 N [14.0 oz to 22.0 oz] Operating Force, Silver Contacts, Screw Termination, UL, CSA, CE, ENEC
alt
BA-2R62-A4
MICRO SWITCH BA Series Premium Large Basic Switch, Single Pole Double Throw Circuitry, 20 A at 250 Vac, Pin Plunger Actuator, 3,89 N to 6,12 N [14.0 oz to 22.0 oz] Operating Force, Silver Contacts, Screw Termination, UL, CSA, CE, ENEC
alt
BA-2RV-P4
MICRO SWITCH BA Series Premium Large Basic Switch, Single Pole Double Throw Circuitry, 20 A at 250 Vac, Straight Lever Actuator, 0,72 N [2.5 oz] Operating Force, Screw Termination, Silver Contacts, UL, CSA, CE, ENEC, Rigid Lever

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