---
product_id: 488368760
title: "Bolton Technical | Bolton400 20 ft Coaxial Cable | 50ohm N Male to N Male Connector | Heavy Duty, Ultra Low Loss Coax Cable for Signal Booster & Antenna Installation | Indoor & Outdoor Use (Black)"
brand: "bolton technical"
price: "₨32696"
currency: LKR
in_stock: true
reviews_count: 9
category: "Bolton Technical"
url: https://www.desertcart.lk/products/488368760-bolton-technical-bolton400-20-ft-coaxial-cable-50ohm-n-male
store_origin: LK
region: Sri Lanka
---

# Supports up to 300V for pro-grade use 50Ω impedance for optimal signal Triple-shielded ultra low-loss design Bolton Technical | Bolton400 20 ft Coaxial Cable | 50ohm N Male to N Male Connector | Heavy Duty, Ultra Low Loss Coax Cable for Signal Booster & Antenna Installation | Indoor & Outdoor Use (Black)

**Brand:** bolton technical
**Price:** ₨32696
**Availability:** ✅ In Stock

## Summary

> 📡 Boost your signal, not your worries — stay connected everywhere!

## Quick Answers

- **What is this?** Bolton Technical | Bolton400 20 ft Coaxial Cable | 50ohm N Male to N Male Connector | Heavy Duty, Ultra Low Loss Coax Cable for Signal Booster & Antenna Installation | Indoor & Outdoor Use (Black) by bolton technical
- **How much does it cost?** ₨32696 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/488368760-bolton-technical-bolton400-20-ft-coaxial-cable-50ohm-n-male)

## Best For

- bolton technical enthusiasts

## Why This Product

- Trusted bolton technical brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Seamless Signal Flow:** Engineered for 50Ω RF systems to minimize signal loss and maximize cellular strength.
- • **Heavy-Duty Durability:** CL3 rated and built to withstand indoor and outdoor environments with robust black coating.
- • **Plug & Play Convenience:** N-Male to N-Male connectors ensure easy, secure connections for any signal booster or antenna setup.
- • **Universal Compatibility:** Works flawlessly with all North American carriers, devices, and Bolton Technical antennas.
- • **Pro-Grade Voltage Handling:** Supports up to 300 volts, perfect for commercial and demanding installations.

## Overview

The Bolton400 20 ft coaxial cable is a professional-grade, ultra low-loss 50Ω cable with N-Male connectors on both ends. Rated for up to 300 volts and CL3 certified, it delivers superior signal quality for cell phone boosters, WiFi repeaters, and antennas in both indoor and outdoor settings. Its triple-shielded design ensures minimal signal degradation, making it the go-to choice for seamless connectivity across all North American carriers and devices.

## Description

Buy Bolton Technical | Bolton400 20 ft Coaxial Cable | 50ohm N Male to N Male Connector | Heavy Duty, Ultra Low Loss Coax Cable for Signal Booster & Antenna Installation | Indoor & Outdoor Use (Black): Coaxial - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Same as LMR 400 (good stuff!). - These are great low loss cables with solid 75 Ω "N" connectors!
Review: Good value - Excellent antenna cable. Works great for my radio installation.

## Features

- FOR 50 OHM SYSTEMS: Works for any 50 OHM RF system, including cell phone boosters and wifi repeaters. This coaxial cable facilitates the uninterrupted transfer of cellular signal from devices, boosters, repeaters, and other technologies while greatly reducing signal strength loss.
- LMR400 COAX CABLE EQUIVALENT: This ultra-low-loss coaxial cable has a loss-per-100-feet rating of only 6 dB. It features an N-Male connector on each end, with a black outer coating, making it great for both indoor and outdoor setups.
- PRO-GRADE COAXIAL CABLE: CL3 rated, this coaxial cable carries up to 300 volts, making it ideal for commercial applications and any building. The patented triple-shielded, insulated interior ensures the lowest loss at its thickness, delivering the highest signal quality and energy efficiency.
- FOR ALL CARRIERS AND DEVICES: For use with antennas and signal boosters, Bolton400 Ultra Low-Loss coaxial cable does not discriminate, allowing for long runs of cellular signal for any North American cell phone carriers in North America. It also works with any device that uses a cellular signal, including hotspots, cell phones, tablets, Wi-Fi routers, and more.
- COMPATIBLE WITH BOLTON TECHNICAL ANTENNAS: Combine this coaxial cable with Bolton’s high-gain antennas and cell phone signal booster for complete coverage solutions. Perfect for homes, RVs, commercial buildings, or remote job sites needing stable, powerful reception.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09HJYMYCQ |
| Best Sellers Rank | #14,429 in Electronics ( See Top 100 in Electronics ) #23 in Digital Audio Coaxial Cables #107 in Coaxial Cables |
| Brand | Bolton Technical |
| Cable Type | Coaxial |
| Color | Black |
| Compatible Devices | Smartphone, Tablet |
| Compatible Phone Models | IPhone |
| Connector Gender | Male-to-Male |
| Connector Type | Coaxial |
| Date First Available | October 5, 2018 |
| Indoor/Outdoor Usage | Indoor, Outdoor |
| Item Weight | 1.21 pounds |
| Item model number | BT512464 |
| Manufacturer | Bolton Technical |
| Maximum Voltage | 300 Volts (DC) |
| Model Name | BT512464 |
| Number of Pins | 2 |
| Outer Material | Plastic |
| Package Dimensions | 13.89 x 12.48 x 2.8 inches |
| Recommended Uses For Product | The Bolton400 50-ohm N-Male to N-Male Black Coax Cable is recommended for use in 50 Ohm systems, such as cell phone boosters, WiFi repeaters, and other RF systems. Its ultra low-loss property makes it ideal for long runs of cellular signal in commercial buildings and large installations, carrying up to 300 volts. The cable is suitable for both indoor and outdoor usage, ensuring uninterrupted trans… |
| Shape | Round |
| Special Feature | Low Loss |
| Specification Met | CL3 |
| UPC | 850027151472 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** Bolton Technical
- **Cable Type:** Coaxial
- **Compatible Devices:** Smartphone, Tablet
- **Connector Type:** Coaxial
- **Special Feature:** Low Loss

## Images

![Bolton Technical | Bolton400 20 ft Coaxial Cable | 50ohm N Male to N Male Connector | Heavy Duty, Ultra Low Loss Coax Cable for Signal Booster & Antenna Installation | Indoor & Outdoor Use (Black) - Image 1](https://m.media-amazon.com/images/I/41L3jcKNd2L.jpg)
![Bolton Technical | Bolton400 20 ft Coaxial Cable | 50ohm N Male to N Male Connector | Heavy Duty, Ultra Low Loss Coax Cable for Signal Booster & Antenna Installation | Indoor & Outdoor Use (Black) - Image 2](https://m.media-amazon.com/images/I/41Y9wzAf89L.jpg)
![Bolton Technical | Bolton400 20 ft Coaxial Cable | 50ohm N Male to N Male Connector | Heavy Duty, Ultra Low Loss Coax Cable for Signal Booster & Antenna Installation | Indoor & Outdoor Use (Black) - Image 3](https://m.media-amazon.com/images/I/51-RFU-EfuL.jpg)
![Bolton Technical | Bolton400 20 ft Coaxial Cable | 50ohm N Male to N Male Connector | Heavy Duty, Ultra Low Loss Coax Cable for Signal Booster & Antenna Installation | Indoor & Outdoor Use (Black) - Image 4](https://m.media-amazon.com/images/I/51A6a-KFrPL.jpg)
![Bolton Technical | Bolton400 20 ft Coaxial Cable | 50ohm N Male to N Male Connector | Heavy Duty, Ultra Low Loss Coax Cable for Signal Booster & Antenna Installation | Indoor & Outdoor Use (Black) - Image 5](https://m.media-amazon.com/images/I/51BV3Cm5FKL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Same as LMR 400 (good stuff!).
*by T***Y on November 6, 2025*

These are great low loss cables with solid 75 Ω "N" connectors!

### ⭐⭐⭐⭐⭐ Good value
*by M***R on September 22, 2025*

Excellent antenna cable. Works great for my radio installation.

### ⭐⭐⭐⭐⭐ Great Coax
*by J***. on December 3, 2025*

The coax is working out exactly what I was looking for… very good Transfer from Antenna to Radio.

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**Shop now:** [https://www.desertcart.lk/products/488368760-bolton-technical-bolton400-20-ft-coaxial-cable-50ohm-n-male](https://www.desertcart.lk/products/488368760-bolton-technical-bolton400-20-ft-coaxial-cable-50ohm-n-male)

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-02-14*