Powered by Made-in-China.com
IP68 Waterproof Sp21 Panel Mount Connector, 30A for Industrial Automation
US$2.40
50 Pieces
Product specifications
SP21 Connector
PIN
Sample price:US$2.40/piece.Request sample
Product profile
Customization
AvailableInterface Type
Waterproof EquipmentOperating Frequency
Low FrequencyModel NO.
SP21Waterproof ConnectorGender
MaleCertification
RoHS, CE, ISO9001Application
UHF, Microwave, AutomobileContact Resistance
≤ 5 MΩContact Material
Gold-Plated CopperSurface Treatment
Nickel PlatingHousing
PAHS
8536901900Coupling
Thread LockingShell Material
Thermoplastic PC, PA66; Fire Rating: V-0Insert Material
Hermoplastic PPS, High Temperature Resistance 260℃Termination Method Soldering
Sp11, Sp13, Sp17, Sp21, Sp25, Sp29Cable Outer Diameter Range
Sp13: I: 4-6.5mm (Unmarked), II: 5-8mmIP Rating
IP68Mating Cycles
500Temperature Range
-40℃ ~ +85℃Insulation Resistance
2000MΩModel
Sp21 Waterproof ConnectorPin
2p3p4p5p6p7p9p10p12pTransport Package
BoxSpecification
13*8*4Origin
ChinaHS Code
85369090Production Capacity
50000Key features
IP68 Waterproof Rating: Withstands continuous immersion in water up to 1.5 meters depth for 30 minutes.
Durable Shell Material: Constructed from Thermoplastic PC and PA66 with UL94 V-0 flame retardant rating.
Gold-Plated Contacts: Uses gold-plated copper contacts for low resistance and superior corrosion resistance.
Thread Locking Coupling: Features secure thread locking mechanism to prevent spinning and ensure stability.
High Mating Cycles: Designed for durability with up to 500 mating cycles.
Multiple Pin Configurations: Available in 2 to 26 pins, with common options ranging from 2 to 12 pins.
Versatile Termination Methods: Supports soldering, crimping, and screw crimping for various cable diameters.
Company profile

Business Type: Manufacturer/FactoryAverage Response Time: ≤1.57h
AI-Powered supplier vetting
SummaryDadi Wanda Electronic Components Factory, established in 2010 in Beilun, Ningbo, specializes in developing, researching, and producing connectors. It reports 80 employees, quality assurance, raw-material traceability, 100% finished-product inspection, and broad customization services. The supplier holds BSCI and ISO 9000 certifications and reports export activity to multiple regions, but began exporting only one year ago. Its innovation profile is limited by one R&D engineer, no new products launched in the previous year, and no available SDK. Service infrastructure is also limited: no overseas showroom, agents, branches, or offline trade-show participation are reported. Financial records are identified by year, but their contents are not provided, so financial credibility cannot be assessed. Customer references or specific customer cases are not supplied.
Supplier typeThe supplier is identified as an electronic components factory established in 2010 that specializes in the development, research, and production of connectors. Its factory is located in Beilun District, Ningbo, with 80 employees and access to Ningbo and Shenzhen ports.
CertificationsThe supplier reports holding BSCI and ISO 9000 supplier-management-system certifications. These are explicit certifications stated in the company information, although no certificate scope, issue date, or validity details are provided.
R&D capabilityThe supplier states that it develops and researches connectors, but reports only one R&D engineer, no new products launched in the previous year, and no available SDK. The combination supports an existing development function but does not demonstrate strong current innovation output.
Production capacityThe supplier reports 80 employees, advanced manufacturing and testing equipment, 6–10 quality-control staff, raw-material traceability, and 100% finished-product inspection. It also reports quality assurance and connector production, providing explicit evidence of established manufacturing and quality-control capability.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. This indicates broad stated ability to support different customer product-development requirements.
Product Q&A
Q:What is the difference between rhombus panel mount and round panel mount?
A:
The rhombus flange has two or four mounting holes at the corners, providing stronger anti-rotation and vibration resistance compared to round flanges. It prevents the connector from spinning after installation, making it ideal for equipment that experiences frequent vibration or torque.
Q:What is the waterproof rating of this SP21 connector?
A:
The SP21 connector is rated IP68, which means it can withstand continuous immersion in water up to 1.5 meters depth for 30 minutes. It is suitable for outdoor equipment, marine applications, and wet environments.
Q:How many wiring methods are there?
A:
There are two types, one is screw locking and the other is welded
Q:What pin configurations (number of pins) are available?
A:
The SP21 series is available in 2, 3, 4, 5, 6, 7, 8, 9, 10,12,16,20,24 and 26 pins. Common options are 2-12pin .
Q:What is the panel cutout hole size required for mounting?
A:
The standard panel cutout diameter are11mm,13mm,17mm, 21mm ,29mm,can provide a detailed dimension drawing upon request.
Send Inquiry
*To:
Ningbo Daqi Wanda Electronic Component Factory
Ningbo Daqi Wanda Electronic Component Factory*Content:
Supplier replies will be sent to your registered email
You may also like
Industrial Waterproof 4 Pin Male Panel Mount XLR DC Power Connector
US$2.06
600 Pieces(MOQ)
Metal Cable Connector Sp13 IP68 Waterproof Panel Mount Industrial Threaded Plastic Connector
US$0.70-1.30
1 pieces(MOQ)
IP68 Aviation LED Electrical Panel Mount Waterproof Connector Sp21 Plug Butt Joint
US$3.78-4.59
10 Pieces(MOQ)
Bd24 4pin 19pin Industrial Waterproof Cable Panel Mount Cnlinko Power Cable Connector
US$5.20-5.60
20 Pieces(MOQ)
M23 6pin Signal Encoder Plug Panel Mount Elbow Connector for Factory Automation
US$8.71-13.57
1 Piece(MOQ)
High Density 24 Pin Circular Waterproof Connector IP67 for Industrial Automation
US$4.84-5.42
20 Pieces(MOQ)
IP68 Waterproof Two Pins Plug Male Connector for Male Panel Mount
US$1.44
600 Pieces(MOQ)
IP68 Wire and Cable Waterproof Aviation Connector Panel Mounting Soldering Male/Female Flange
US$1.50-5.00
100 Sets(MOQ)



























