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Ailo 2×9P Female Socket Waterproof Connector

The Ailo 2×9P Energy-Storage Inverter Waterproof Connector is a dedicated field-wirable interconnection component tailored for energy-storage inverter communication and signal transmission. Engineered to satisfy high-reliability connection demands of new-energy storage equipment under complex outdoor operating environments, this connector adopts robust reinforced housing structure, multi-point locking mechanism and high-performance sealing system. 

Product Description

The Ailo 2×9P Energy-Storage Inverter Waterproof Connector is a dedicated field-wirable interconnection component tailored for energy-storage inverter communication and signal transmission. Engineered to satisfy high-reliability connection demands of new-energy storage equipment under complex outdoor operating environments, this connector adopts robust reinforced housing structure, multi-point locking mechanism and high-performance sealing system. Every finished unit undergoes strict production-line validation including waterproof aging test, continuity inspection, plug-and-unplug cycle test and resistance detection. Optimized for on-site cabinet installation and field maintenance, it delivers stable signal transmission performance while resisting moisture, dust, vibration and drastic temperature fluctuation. As a drop-in matching replacement solution for inverter wiring harness, it is widely adopted by system integrators, energy-storage project contractors and new-energy equipment manufacturers across global markets.

Specifications & Parameters

Item

Technical Data

Part Number

112000011

Product Name

Ailo 2×9P Energy-Storage Inverter Waterproof Connector

Pin Configuration

2-row, 9-pin (2×9P)

Applicable Device

Ailo energy-storage inverter signal interface

Housing Material

Glass-fiber-reinforced high-impact engineering polymer

Sealing Component

High-elasticity anti-aging silicone rubber gasket

Locking Type

Double-snap anti-mis-insertion buckle locking

Protection Rating

IP67 under fully mated & locked status

Operating Temperature

-40 ℃ ~ +85 ℃

Mechanical Durability

≥500 mating-unmating cycles

Contact Material

Solid brass with selective plating (gold / tin plating optional)

Contact Resistance

≤10 mΩ

Insulation Resistance

≥1000 MΩ

Field Assembly

Field-assemblable, basic hand tools only

Compatible Cable Range

Multiple outer-diameter cable options available

Anti-mis-plug

Built-in polarization key to prevent wrong insertion

Surface Property

UV-resistant, anti-aging for long-term outdoor deployment

Customizable options: Custom contact plating, special cable-gland size, pre-terminated finished harness, customized pin assignment are available upon technical evaluation.

Product Features and Advantages

The Ailo 2×9P waterproof connector is purpose-built to fit the original interface dimension of energy-storage inverters, realizing seamless physical and electrical compatibility. Its core competitive strengths are reflected in mechanical reliability, sealing performance and field operability.


First of all, the 2-row 9-pin layout strictly follows the original equipment interface definition. Built-in polarization anti-mis-plug keys eliminate the risk of reverse insertion, avoiding equipment damage caused by mis-wiring during on-site installation. Double-sided snap-in buckle locking structure provides firm engagement after mating. It can sustain continuous mechanical vibration generated by inverter fans and cabinet operation, effectively preventing partial disconnection, intermittent signal dropout and loose contact that frequently trouble generic aftermarket connectors.


Secondly, the integrated silicone sealing gasket forms a complete enclosed barrier once the connector is fully locked. It achieves IP67 ingress protection, blocking rainwater, dew, dust and saline mist from invading internal contact cavities. Even under outdoor open-air cabinet installation or damp coastal working conditions, it maintains stable electrical performance without short-circuit or signal distortion risks. The glass-fiber-reinforced polymer housing possesses outstanding mechanical strength and UV-resistance. It can resist thermal cycling, sunlight exposure and minor mechanical impact, slowing material aging and extending service life for long-run field deployment.


For on-site installation and maintenance scenarios, this connector supports field assembly. Technicians can complete cable stripping, terminal crimping and housing assembly on project sites, without relying on factory-pre-made harnesses. This greatly improves flexibility for equipment repair, on-site replacement and project modification. Multiple plating alternatives are provided: gold-plated contacts excel at low-signal transmission with superior oxidation resistance; tin-plated versions bring cost-effective solutions for general-purpose signal circuits.


Strict quality management runs through the whole manufacturing workflow: raw-material incoming inspection, injection-molding dimension verification, contact component screening, semi-finished-product assembling and finished-product batch testing. Every batch undergoes sampling inspection for waterproof property, contact resistance and mechanical life, lowering field failure rate for end-users. Pre-wired finished harness service is also optional, helping customers cut on-site processing workload and shorten project construction cycle.


Different from universal circular aviation connectors, this connector is optimized for inverter cabinet inner-space layout. Its structural dimension matches cabinet wiring clearance, convenient for dense wiring arrangement inside energy-storage cabinets. It solves common pain points of generic substitutes, such as poor compatibility, insufficient vibration resistance and degraded waterproof performance after repeated disassembly.


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Application Scenarios

Ailo Energy-Storage Inverter System Mainly applied for signal communication connection of series energy-storage inverters, responsible for data interaction between inverter unit, battery pack and monitoring module. Guarantee real-time and stable transmission of operating parameter data under outdoor cabinet operating environment.

Distributed Energy-Storage Power Station Suitable for household and commercial distributed energy-storage projects. Adapt to outdoor installation environment with large temperature difference, rain exposure and dust accumulation, satisfy field wiring and later-stage equipment maintenance requirements.

Photovoltaic-Energy-Storage Integrated Cabinet Used for signal interconnection inside photovoltaic-storage all-in-one cabinets. Cooperate with monitoring modules to realize status collection, fault feedback and remote communication of energy-storage equipment.

Industrial Energy-Storage Equipment Fit for industrial-grade energy-storage cabinet signal wiring scenarios. Resist vibration from cabinet cooling fans and damp workshop ambient condition, maintain stable long-term system operation.

After-sales Maintenance & Equipment Retrofit Serve as compatible replacement spare parts for after-sales maintenance of Ailo inverter equipment. Support on-site repair, old-equipment upgrading and harness retrofit for finished energy-storage projects.

Custom New-Energy Project Support non-standard customization for special new-energy projects. Provide matched connection solution according to customer-specified cable specification, harness length and special-environment demands.


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Frequently Asked Questions (FAQ)

Q1: Is this Ailo 2×9P connector fully compatible with original Ailo inverter interfaces?
A: It is designed as a matching replacement solution for Ailo 2×9P interface. Physical dimension, pin layout and anti-mis-plug structure are consistent with original interface. Please confirm pin-assignment definition before installation. For special customized versions, kindly consult our engineering team for verification.

Q2: What conditions will affect its IP67 waterproof performance?
A: IP67 rating is valid only when the connector is completely mated and buckles are fully locked. Foreign particles, dirt or damage on silicone gasket will degrade sealing performance. Do not use under long-term deep-water submersion scenario. Regular inspection of gasket aging status is recommended for long-term outdoor applications.

Q3: Do I need special professional tools for on-site assembly?
A: Field assembly only requires common hand-tools including cable stripper and crimping pliers. Please strictly follow our official assembly instruction. Improper terminal crimping or incomplete buckle locking will trigger bad contact or waterproof failure.

Q4: What temperature range can this connector withstand?
A: Standard operating temperature covers -40 ℃ to +85 ℃, which meets most new-energy storage project operating-condition requirements. If your project involves persistent ultra-high temperature, low-temperature or heavy-salt-fog coastal environment, please contact us for enhanced customized version.

Q5: Can you supply pre-terminated finished harness based on customer-required cable length?
A: Yes. We provide one-stop harness custom service. You can offer cable specification, required length and application environment parameters. Our technical team will evaluate and provide corresponding quotation and lead-time.

Q6: What risk points should be noticed in daily use?
A: Avoid operating beyond rated electrical parameters. Keep gasket surface clean before mating. Ensure two-side buckles are fully clicked into locked position. Prevent chemical solvent corrosion. Replace sealing spare parts in time if gasket suffers aging or mechanical damage.

Contact Us

If you intend to obtain detailed dimensional drawings, download formal product specification sheet, apply for sample evaluation, inquire about customized harness solution or get commercial quotation, please get in touch with our professional sales and engineering support team.


We provide full-cycle technical support covering technical consultation, sample delivery, product customization, batch order supply and after-sales service. Our team accumulates rich practical experience in new-energy storage interconnection solution. According to your project environment, cabinet space constraint, electrical parameter requirement and budget target, we can recommend the most suitable connector and harness solution for your projects.


Please send your detailed technical requirements and project background to our business channel. We will process your inquiry and deliver professional feedback within the shortest response cycle.

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