Round 2-Way Through-Type Waterproof Junction Box

Round 2-Way Through-Type Waterproof Junction Box 

Cablein Technology's Round 2-Way Through-Type Waterproof Junction Box delivers industrial-grade protection for demanding cable installations. Built from UV-resistant PA66 with closed-cell silicone seals, this intersection box accomplishes IP68 waterproof judgment tried to 2 meters for 2 hours. Your associations stay secure over a -40℃ to +105℃ working run. With UL94-V0 flame-retardant materials and a appraised capacity of 17.5A at 450V AC, our arrangement handles up to φ9.0mm cables through double pass-through ports. The circular lodging kills stretch concentration focuses whereas streamlining support in scene lighting, pool controls, and water system systems.

What Makes This Junction Box Different?

Smart Through-Type Design

The 2-way pass-through setup underpins straight cable runs without complex branching. You spare establishment time whereas keeping up a clean, straight association way. This plan works flawlessly when you require to amplify control or control circuits through tight engineering spaces.

Superior Material Engineering

We manufactured this walled in area from UV-stabilized PA66 nylon. Your establishment withstands a long time of coordinate daylight without brittleness or color blurring. The closed-cell silicone gasket gives reliable compression set resistance, keeping up watertight seals indeed after rehashed warm cycling.

Round Housing Advantages

Unlike square or rectangular boxes, our circular plan disperses mechanical stretch equitably over the whole walled in area. You get moved forward affect resistance and diminished chance of corner breaking. The smooth outside moreover streamlines cleaning in dusty or sloppy environments.

Tool-Free Terminal System

Internal terminal pieces acknowledge AWG 1.5 wire without specialized creasing devices. You total field associations rapidly, decreasing labor costs. Wire saddles hold conductors immovably in put amid gathering, anticipating inadvertent disconnection.

Technical Specifications That Matter

Your projects demand reliable performance data. Here's what our Round 2-Way Through-Type Waterproof Junction Box delivers:

Electrical Performance:

• Rated current: 17.5A continuous
• Operating voltage: 450V AC
• Withstand voltage: 2500V AC for 1 minute
• Contact resistance: <50MΩ
• Insulation resistance: <500MΩ

Environmental Protection:

• IP68 waterproof rating (submersible to 2m/2h)
• Temperature range: -40℃ to +85℃ ambient
• High-temperature aging: 85℃ for 168 hours
• Salt spray resistance per ASTM B117

Mechanical Properties:

• Cable diameter compatibility: φ5.0–φ9.0mm with interchangeable silicone rings
• Mechanical life: ≥1000 connection cycles
• Flame retardancy: UL94-V0 certified
• IK08 impact rating protects against mechanical shock

Quality Certifications:

Our production complies with ISO9001:2015, CE, RoHS, and TUV standards. Every unit undergoes 100% waterproof integrity testing before shipment.

Real-World Applications

Landscape and Outdoor Lighting

Low-voltage landscape transformers require reliable splicing in wet soil conditions. Our junction box protects 12V–24V control circuits from groundwater infiltration. You extend lighting runs without risking short circuits during irrigation or rain events.

Pool and Water Feature Systems

Underwater LED fixtures and pump controls face constant moisture exposure. The IP68 rating ensures your electrical connections survive full submersion. Chlorinated pool water and saltwater features won't compromise the PA66 housing or stainless steel hardware.

Irrigation Control Systems

Timer circuits and solenoid valve connections need protection from sprinkler overspray and soil moisture. The 2-way through design lets you daisy-chain multiple valve zones while maintaining waterproof protection at each junction point.

Agricultural Automation

Greenhouse climate controls and aquaculture aeration systems operate in high-humidity environments with fertilizer and chemical exposure. Our corrosion-resistant materials ensure long service life where standard boxes would fail within months.

Urban Infrastructure

Smart street lighting and tunnel power distribution systems require compact splice points that withstand vibration, temperature fluctuations, and automotive pollution. The round profile fits easily in tight conduit spaces while the twist-lock lid confirms secure closure.

Installation Best Practices

Step 1: Cable Preparation

Strip outer insulation to expose conductors. Ensure your cable diameter falls within the φ5.0–φ9.0mm range. Select the appropriate silicone gland insert for your specific cable size.

Step 2: Gland Installation

Thread cables through opposing entry ports. Hand-tighten the compression glands until snug, then use a torque-limited screwdriver to reach 2.5Nm. Over-tightening damages the silicone seal; under-tightening allows water ingress.

Step 3: Wire Termination

Connect conductors to the terminal block following your wiring diagram. The tool-free design accepts stripped wire ends directly. Secure wires in the internal saddles to prevent strain on terminals.

Step 4: Lid Closure

Align the twist-lock lid with position indicators. Rotate clockwise until you hear the locking click. Verify the lid sits flush against the gasket—any gap indicates improper seating.

Step 5: Final Inspection

Check that both cable glands compress evenly around cable jackets. Inspect the lid seal visually. For critical submersible applications, consider a 24-hour submersion test before final deployment.

Why Choose Cablein Technology?

Manufacturing Excellence

Our 6,000㎡ production facility in Shenzhen houses advanced injection molding and automated assembly lines. Over 200 skilled employees maintain stable quality across production runs. We keep more than 10,000 units per item in ready inventory for fast delivery.

Engineering Support

Our technical team provides 24-hour application consultation. Whether you're designing a custom cable harness or need guidance on gland sizing, we offer end-to-end project assistance. OEM and ODM customization options include custom entry sizes, pre-installed cable glands, and branded enclosures.

Quality Assurance

Every Round 2-Way Through-Type Waterproof Junction Box undergoes four critical tests:

1. Hydrostatic pressure testing to verify IP68 performance
2. Glow wire testing at 850°C per IEC 60695-2-11
3. Cable retention testing to confirm strain relief capability
4. Accelerated aging in UV chambers and salt spray cabinets

We guarantee product compliance with international safety standards including CE, RoHS, TUV, and REACH regulations.

Global Logistics Network

Through organizations with UPS, DHL, and FedEx, we provide around the world inside 7–10 days for standard orders. Our experienced send out group handles documentation and traditions clearance, guaranteeing smooth conveyance to your facility.

Frequently Asked Questions

Q: Can I utilize this intersection box in coordinate burial applications?

A: Yes, the IP68 rating and UV-resistant PA66 lodging back coordinate burial in soil. Guarantee legitimate cable strain help at section focuses to avoid mechanical push on the glands.

Q: What's the greatest cable distance across this box accepts?

A: Our standard demonstrate obliges φ5.0–φ9.0mm cables. We offer custom organ sizes for bigger cable diameters—contact our building group for specifications.

Q: Is the terminal piece replaceable if damaged?

A: Yes, the measured terminal piece can be swapped in the field. We stock substitution 3-pole and 5-pole terminal pieces congruous with this enclosure.

Q: How do I confirm legitimate waterproof fixing after installation?

A: Guarantee both cable organs compress the cable coat equitably without crevices. The twist-lock cover ought to sit flush with no obvious space between cover and body. For submersible applications, we prescribe a seat test in water some time recently deployment.

Q: What's the anticipated benefit life in open air environments?

A: When appropriately introduced, you can anticipate 15–20 a long time of benefit in standard open air conditions. UV stabilizers in the PA66 avoid fabric corruption, and the silicone gasket keeps up flexibility over thousands of warm cycles.

Q: Can this box handle high-vibration environments?

A: The IK08 affect rating and secure lid-locking instrument give great vibration resistance. For extraordinary vibration applications like rail transportation, counsel our group almost strengthened mounting options.

Q: Do you offer custom branding or adjusted section configurations?

A: Completely. Our OEM administrations incorporate custom symbol molding, elective organ arrangements, and color coordinating. Least arrange amounts apply for customized tooling.

Q: Are stainless steel equipment alternatives accessible for marine environments?

A: Yes, we can indicate 316 stainless steel organs and latches for saltwater applications. This update anticipates galvanic erosion in coastal and marine installations.

Ready to Protect Your Critical Connections?

Transform your outdoor electrical installations with reliable waterproof protection. Whether you need technical specifications, sample evaluation, or custom configuration details, our team at Cablein Technology stands ready to assist. Reach out to nick@cableinco.com for immediate support on your Round 2-Way Through-Type Waterproof Junction Box.