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  • VIDEO
  • Baomain Self-Locking Push Button Switch 3-Phase 30A 3.7KW, Industrial 3-Pole Heavy Duty,BMBSP-330/TBSP-330
  • Baomain Self-Locking Push Button Switch Instructions for UseBaomain

Baomain Self-Locking Push Button Switch 3-Phase 30A 3.7KW, Industrial 3-Pole Heavy Duty,BMBSP-330/TBSP-330

4.3 out of 5 stars (157)
鶹's Choice highlights highly rated, well-priced products available to ship immediately.
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About this item

  • 3-Phase 30A/380V AC Switch – Handles 3.7KW power loads for heavy-duty industrial equipment, compliant with 3-phase electrical systems
  • Secure Self-Locking Design – Press "ON" to lock the circuit; "OFF" button instantly disconnects
  • Easy Installation – Standard compact size (3.5”x1.8”x2”) fits most 380V control panels.
  • Wide Compatibility – Works with 380V 3-phase and 220V 2-phase systems.
  • Versatile Applications – Perfect for motors, pumps, CNC machines, and 380V AC control panels requiring manual switching
› See more product details

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Product description

Baomain Industrial 3-Phase Self-Locking Push Button Switch – Reliable Control for Heavy-Duty Equipment
The Baomain BMBSP-330 is a panel-mounted 3-phase (3P) push button switch for industrial/commercial applications, offering 30A/380V AC power control (3.7KW capacity). With a self-locking (maintained) mechanism, it keeps circuits securely ON/OFF until manually pressed, ensuring stable operation for motors, pumps, CNC machines, and heavy-duty machinery. This 30A 380V 3-phase AC switch enables precise power management for 3.7KW loads, ideal for manual switching in 3-phase systems like industrial control panels.
Key Features:

  • 3-Pole (3P) Design: Safely controls 3-phase circuits up to 30A/380V AC (3.7KW).This switch can control three phases motor directly, no need to use magnetic switch or a contactor. It can also be wired as required for 2P control circuit applications.
  • Normally Open (NO) Contact: Default OFF position; press "ON" to lock the circuit.
  • High-Conductivity Contacts – Sensitive, low-resistance terminals ensure stable current transfer.
  • Screw-Terminal Wiring: Provides secure, vibration-proof connections for long-term reliability..
  • Compact & Durable: Measures 90x46x51mm (3.5”x1.8”x2”) with a robust housing for long-term use.

Product parameters:
  • Model : BMBSP-330; Type : Self-Locking ON/OFF, 3P or 2P
  • Rated Voltage : AC 220 or 380V ; Power : 3.7KW; Current : 30A
  • Case material : Plastics
  • Size (Approx.) : 90 x 46 x 50mm / 3.5" x 1.8" x 2" (L*W*H)
  • Package Content: 1 x Push Button Switch,Weight: 120g.

Ideal for:
  • 3-Phase Motors & Pumps
  • CNC Machines & Automation Systems
  • Industrial Compressors & Power Distribution
  • Manufacturing & Workshop Equipment
  • Great for Box Mod, Horn Button Switch, PC Power Switch, Kill Switch or any circuit controls ,electronic DIY equipment.

Ideal for:
  • 3-Phase Motors & Pumps
  • CNC Machines & Automation Systems
  • Industrial Compressors & Power Distribution
  • Manufacturing & Workshop Equipment

Product information

Technical Details

Manufacturer ‎Baomain Electric Co.,Ltd
Place of Business ‎yueqing,wenzhou, zhejiang 325606,CN
Part number ‎TBSP-330
Item Weight ‎0.28 g
Product Dimensions ‎4 x 8 x 4 cm; 0.28 g
Item model number ‎BMBSP-330
Is discontinued by manufacturer ‎No
Material ‎Plastic
Wattage ‎3700 watts
Item Package Quantity ‎1
Switch Type ‎3-way
Mounting Type ‎Panel Mount
Switch Style ‎Push Button
Specifications ‎CE
Batteries Included? ‎No
Batteries Required? ‎No
Length ‎4 Centimetres
Width ‎8 Centimetres
Height ‎4 Centimetres

Additional Information

ASIN B01KLS09NI
Customer Reviews
4.3 out of 5 stars (157)

4.3 out of 5 stars
鶹 Rank
Date First Available Dec 8 2017

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Baomain Self-Locking Push Button Switch 3-Phase 30A 3.7KW, Industrial 3-Pole Heavy Duty,BMBSP-330/TBSP-330

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Product details

  • Is discontinued by manufacturer ‏ : ‎ No
  • Product Dimensions ‏ : ‎ 4 x 8 x 4 cm; 0.28 g
  • Date First Available ‏ : ‎ Dec 8 2017
  • Manufacturer ‏ : ‎ Baomain Electric Co.,Ltd
  • Place of Business ‏ : ‎ yueqing,wenzhou, zhejiang 325606,CN
  • ASIN ‏ : ‎ B01KLS09NI
  • Item model number ‏ : ‎ BMBSP-330
  • 鶹 Rank: #18,537 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement)
  • Customer Reviews:
    4.3 out of 5 stars (157)
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Product Summary: Baomain Self-Locking Push Button Switch 3-Phase 30A 3.7KW, Industrial 3-Pole Heavy Duty,BMBSP-330/TBSP-330

From BAOMAIN

4.3 out of 5 stars, 157 ratings

Customer reviews

100+ viewed in past month

Price

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Other sellers

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About this Item

  • 3-Phase 30A/380V AC Switch – Handles 3.7KW power loads for heavy-duty industrial equipment, compliant with 3-phase electrical systems
  • Secure Self-Locking Design – Press "ON" to lock the circuit; "OFF" button instantly disconnects
  • Easy Installation – Standard compact size (3.5”x1.8”x2”) fits most 380V control panels.
  • Wide Compatibility – Works with 380V 3-phase and 220V 2-phase systems.
  • Versatile Applications – Perfect for motors, pumps, CNC machines, and 380V AC control panels requiring manual switching

Product description

Baomain Industrial 3-Phase Self-Locking Push Button Switch – Reliable Control for Heavy-Duty Equipment The Baomain BMBSP-330 is a panel-mounted 3-phase (3P) push button switch for industrial/commercial applications, offering 30A/380V AC power control (3.7KW capacity). With a self-locking (maintained) mechanism, it keeps circuits securely ON/OFF until manually pressed, ensuring stable operation for motors, pumps, CNC machines, and heavy-duty machinery. This 30A 380V 3-phase AC switch enables precise power management for 3.7KW loads, ideal for manual switching in 3-phase systems like industrial control panels. Key Features:
  • 3-Pole (3P) Design: Safely controls 3-phase circuits up to 30A/380V AC (3.7KW).This switch can control three phases motor directly, no need to use magnetic switch or a contactor. It can also be wired as required for 2P control circuit applications.
  • Normally Open (NO) Contact: Default OFF position; press "ON" to lock the circuit.
  • High-Conductivity Contacts – Sensitive, low-resistance terminals ensure stable current transfer.
  • Screw-Terminal Wiring: Provides secure, vibration-proof connections for long-term reliability..
  • Compact & Durable: Measures 90x46x51mm (3.5”x1.8”x2”) with a robust housing for long-term use.
Product parameters:
  • Model : BMBSP-330; Type : Self-Locking ON/OFF, 3P or 2P
  • Rated Voltage : AC 220 or 380V ; Power : 3.7KW; Current : 30A
  • Case material : Plastics
  • Size (Approx.) : 90 x 46 x 50mm / 3.5" x 1.8" x 2" (L*W*H)
  • Package Content: 1 x Push Button Switch,Weight: 120g.
Ideal for:
  • 3-Phase Motors & Pumps
  • CNC Machines & Automation Systems
  • Industrial Compressors & Power Distribution
  • Manufacturing & Workshop Equipment
  • Great for Box Mod, Horn Button Switch, PC Power Switch, Kill Switch or any circuit controls ,electronic DIY equipment.
Ideal for:
  • 3-Phase Motors & Pumps
  • CNC Machines & Automation Systems
  • Industrial Compressors & Power Distribution
  • Manufacturing & Workshop Equipment
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