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BMC D-Type Busbar Insulator for Low-Medium Voltage Solutions - China Suppliers & Factory Products
D Type electrical hexagonal insulation parts introduction
Our product is crafted using unsaturated resin (BMC) as the core raw material. The metal inserts embedded within are typically made of galvanized iron. This material combination exhibits excellent performance in maintaining long - term stability, resisting high - temperature aging, and ensuring adequate structural strength, making it a perfect fit for industrial scenarios with exacting demands.
When it comes to the installation procedure, an installation torque of 10-30 N·m is usually recommended. The D - series unsaturated resin insulators are designed to offer your system dependable insulation protection, effectively minimizing the risk of system malfunctions and enhancing the overall reliability of your equipment.
Low-medium voltage electrical insulators specification
| Product features(Technical Data) | Meet ROHS 2.0 environmental requirements Colors, inserts, materials can be customized according to customer requirements |
| Type | D series(D-type hexagonal support insulators) |
| Product height | 30-40mm |
| Product diameter | 30-40mm |
| Thread | M8-M10 |
| Insert material | brass, steel |
| Raw material | unsaturated resin (BMC/DMC) |
| MOQ | 100 pcs |
| Working temperature | -40-140℃ |
| Flame retardant grade | UL94 V0 (3mm) |
| Hot wire temperature | 960℃ |
| Operating voltage (AC) | 1200-1600V |
| Working voltage (DC) | 1600-2200V |
| Test items | low and high temperature test, pressure resistance, torque strength, tension, bending force, pressure, insulation resistance, ROHS, flame retardant |
| Certificates | CE, REACH, ELV, SGS |
| Quality System | ISO9001, ISO14001, IATF16949 |
production workshop
Product certification
UL, CE, ROHS, REACH, IATF16949, ISO9001, ISO14001, PSCR

UL

CE

IATF16949

ISO9001

ISO14001

PSCR

ROHS

REACH
Product packaging
Product application case
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Frequently Asked Questions (FAQ)
What raw materials are used for D-type electrical hexagonal insulators?
The core raw material is unsaturated resin (BMC/DMC). The embedded metal inserts are typically made of high-quality brass or galvanized steel/iron to ensure structural strength and long-term stability.
What is the recommended installation torque for D-series insulators?
An installation torque of 10-30 N·m is recommended to ensure secure mounting without damaging the insulation body or threads.
What are the temperature limits and flame retardancy of these insulators?
They have a wide working temperature range of -40℃ to 140℃. The material meets the UL94 V0 (3mm) flame retardant standard and has a hot wire temperature resistance of up to 960℃.
Can the color, size, and insert material of the insulators be customized?
Yes, we support customization. The colors, insert materials (such as brass or steel), and dimensions can be tailored according to specific customer requirements. Thread sizes range from M8 to M10.
What quality certifications do your D-type insulators hold?
Our products and facilities are fully certified, compliance-tested, and verified under CE, REACH, ELV, SGS, UL, ROHS, IATF16949, ISO9001, ISO14001, and PSCR standards.
What is the Minimum Order Quantity (MOQ) for these insulators?
The standard Minimum Order Quantity (MOQ) for our D-type hexagonal support insulators is 100 pieces.






