Custom NBR Connector Seal
Oil Resistant NBR Connector Seal for Automotive Wiring Harness Applications
Key Features
| Material | NBR (Nitrile Butadiene Rubber) |
| Function | Waterproof sealing for Automotive connector and Wiring Harness |
| Operating Temperature | -40°C to +120°C (Continuous) |
| Hardness | 50 ± 5 Shore A (Multiple options available) |
| IP Rating | IP67 / IP68 |
| Standard Color | Black (Custom colors available) |
Product Overview
The Custom NBR Connector Seal is a precision-moulded oil resistant NBR connector seal designed for automotive wiring harness applications. This nitrile rubber connector seal creates a reliable waterproof NBR connector seal around each wire entry point, providing IP67 IP68 waterproof protection against water, dust, oil, and fuel contamination. When properly installed, it achieves IP67 IP68 connector seal protection for demanding engine bay environments.
Manufactured from automotive grade nitrile butadiene rubber (NBR), this custom NBR connector seal offers excellent oil and fuel resistance with an operating range from -40°C to +120°C. Ideal for engine bay connector seal, fuel system connector seal, transmission connector seal, and applications where connectors are exposed to oils, fuels, and hydrocarbons.
Why Choose ARPL?
- ISO 9001 & IATF 16949 certified custom NBR connector seal manufacturer
- 30+ years expertise in nitrile rubber connector seal production
- In-house tooling, compounding, and cryogenic deflashing capabilities
- Full PPAP documentation for automotive NBR connector seal applications
- OEM and Tier-1 NBR connector seal supplier exporting to 20+ countries
Custom NBR Connector Seal Manufacturer – Oil Resistant Automotive Connector Seal
ARPL manufactures high-quality custom NBR connector seal products for automotive wiring harness applications. As a leading NBR connector seal manufacturer in India, we supply custom nitrile rubber connector seal and oil resistant connector seal products to OEM and Tier-1 manufacturers globally. This custom NBR connector seal provides essential IP67 IP68 waterproof protection.
The custom NBR connector seal is installed inside connector housings where it seals around individual wires. This waterproof NBR connector seal prevents ingress of water, oil, fuel, and contaminants. Applications include engine bay connector seal, fuel injector connector seal, transmission connector seal, oil pressure sensor connectors, fuel pump connectors, and any application where connectors are exposed to hydrocarbons.
NBR Material Properties – Oil & Fuel Resistance
This custom NBR connector seal is manufactured from nitrile butadiene rubber for superior oil and fuel resistance.
- Oil Resistant Connector Seal: Excellent resistance to petroleum-based oils, fuels, and greases
- Fuel Resistant Connector Seal: Withstands gasoline, diesel, and biodiesel exposure
- Temperature Range -40°C to +120°C: Suitable for engine bay and underhood applications
- Hydrocarbon Resistance: Ideal for fuel system and transmission connector applications
- Low Compression Set: Maintains sealing force under operating conditions
All custom NBR connector seal products meet RoHS and REACH compliance requirements for automotive applications.
Why Choose ARPL – Custom NBR Connector Seal Manufacturer
With over 30 years as an ISO 9001 and IATF 16949 certified manufacturer, ARPL delivers precision custom NBR connector seal products with high-precision tooling, flash control with cryogenic deflashing, and full PPAP support. We supply oil resistant NBR connector seal products to Germany, USA, Mexico, Turkey, Brazil, UK, UAE, Thailand, and Vietnam.
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Explore our custom silicone connector seals for high temperature applications, rubber grommets for wiring protection, rubber O-rings and sealing rings, and rubber gaskets and sealing solutions.
Industry Applications for Custom NBR Connector Seals
Our Custom NBR Connector Seal is engineered to provide reliable IP67 IP68 connector seal protection across demanding automotive applications where oil and fuel resistance is required. This oil resistant NBR connector seal is ideal for engine bay connector seal, fuel system connector seal, transmission connector seal, and any application where connectors are exposed to hydrocarbons.
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Connectors
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HEV/PHEV Connectors
Vehicle Segment Applications
ARPL supplies silicone connector seals to OEMs and Tier-1 wiring harness manufacturers serving diverse vehicle segments with high-temperature requirements:
- Passenger Cars: Exhaust sensors, turbocharger connectors, and underhood high-temperature applications
- Commercial Vehicles: DPF/SCR sensor connectors, exhaust aftertreatment system connectors for trucks and buses
- Electric Vehicles (EV): Battery management system (BMS), motor controller, inverter, and DC fast charging connectors
- Hybrid Electric Vehicles (HEV/PHEV): High-voltage connectors, regenerative braking sensors, and thermal management systems
- Motorcycles: Exhaust sensor connectors, exposed wiring harness applications requiring UV resistance
- Off-Highway Vehicles: Construction and agricultural equipment with high-temperature engine and exhaust applications
High-Temperature Operating Environments
Silicone connector seals excel in environments where extreme temperatures are encountered:
- Exhaust Gas Temperature (EGT) Sensors: Operating at +200°C continuous near exhaust manifold and turbocharger
- Turbocharger Actuator Connectors: Exposed to radiant heat from turbo housing (150°C to 200°C)
- EGR Valve & Cooler Connectors: High exhaust gas temperatures in emissions control systems
- Diesel Particulate Filter (DPF) Sensors: Temperature and pressure sensors in exhaust aftertreatment
- SCR System Connectors: AdBlue/DEF dosing unit and NOx sensor connectors
- Lambda/Oxygen Sensors: Pre-cat and post-cat O2 sensor connectors near exhaust
- EV Motor Controllers: High-voltage connectors in thermally demanding motor and inverter applications
- Exterior Connectors: UV-exposed lighting, antenna, and sensor connectors requiring weathering resistance
OEM Connector System Compatibility
ARPL develops silicone connector cavity seals compatible with major automotive connector systems used globally by OEMs and Tier-1 suppliers:
- Compatible with standard 2-way female connector housings from leading connector manufacturers
- Custom development available for proprietary OEM connector designs
- Supports single-wire and multi-wire sealing configurations
- Available in multiple wire gauge accommodations (0.5mm² to 2.5mm² typical)
- Designed to meet automotive connector sealing standards including USCAR, LV214, and OEM-specific requirements
Industry Standards & Compliance
Our silicone connector seals are manufactured to meet stringent automotive industry requirements:
- IP67/IP68 Protection: Dust-tight and water immersion resistant when properly installed
- Temperature Range: -55°C to +200°C continuous operation
- Material Compliance: RoHS compliant, REACH compliant, ELV compliant
- Quality Certification: Manufactured under ISO 9001:2015 and IATF 16949:2016 quality management systems
- Automotive Testing: Tested per OEM specifications for compression set, thermal aging, and weathering
- PPAP Support: Full Production Part Approval Process documentation available
Why Choose Silicone Material for Connector Seals?
Silicone Rubber (VMQ) is the preferred elastomer for high-temperature automotive connector seals due to its unique combination of properties:
- Extreme Temperature Range: Operates from -55°C to +200°C continuous, with intermittent capability to +230°C
- UV and Ozone Resistance: Excellent weathering resistance for exterior and exposed applications
- Low Compression Set: Maintains sealing force over extended periods even under thermal cycling
- Excellent Low-Temperature Flexibility: Remains flexible in extreme cold where other materials become brittle
- Electrical Insulation: Good dielectric properties for high-voltage EV applications
- Long Service Life: Resistant to aging, oxidation, and degradation over time
Looking for a different material? ARPL also manufactures connector seals in NBR for oil-resistant applications (-40°C to +120°C), EPDM for weather sealing, HNBR for combined oil resistance and higher temperature, and FKM (Viton) for extreme chemical and temperature resistance. Contact our engineering team for material selection assistance.
Need Custom Sealing Solutions?
Our engineering team can develop tailored solutions for your specific requirements. From material selection to custom designs, we're here to help.
Frequently Asked Questions
Find answers to common questions about custom NBR connector seal and oil resistant NBR connector seal applications
A custom NBR connector seal is an oil resistant nitrile rubber seal developed to customer specifications for automotive wiring harness applications. ARPL develops custom NBR connector seals from customer drawings or samples with IP67 IP68 waterproof protection.
NBR connector seals provide excellent oil and fuel resistance for engine bay and fuel system applications. NBR offers good resistance to petroleum-based oils, fuels, and greases while maintaining IP67 IP68 waterproof protection.
NBR connector seals achieve IP67 IP68 waterproof protection when properly installed. IP67 provides dust-tight and temporary water immersion protection. IP68 provides continuous immersion protection for automotive applications.
Custom NBR connector seals are used in engine bay connectors, fuel injector connectors, transmission connectors, oil pressure sensor connectors, fuel pump connectors, and applications where connectors are exposed to oils, fuels, and hydrocarbons.
Yes, ARPL is a custom NBR connector seal manufacturer offering development from customer drawings or samples. We provide full PPAP documentation with RoHS and REACH compliant materials for automotive OEM applications.
Yes, ARPL is an ISO 9001 and IATF 16949 certified NBR connector seal manufacturer exporting to OEMs and Tier-1 wiring harness manufacturers in Germany, USA, Mexico, Turkey, Brazil, UK, UAE, Thailand, Vietnam and other automotive hubs.
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