---
product_id: 498457814
title: "LBY 4pcs Busbar Insulator, SM-35 Polyester Standoff Insulators with Screw(M8), High-Strength Busbar Insulator Supporter, Resin(Red)"
brand: "lby"
price: "€ 45.59"
currency: EUR
in_stock: true
reviews_count: 5
category: "Lby"
url: https://www.desertcart.pt/products/498457814-lby-4pcs-busbar-insulator-sm-35-polyester-standoff-insulators-screw
store_origin: PT
region: Portugal
---

# 600V operating voltage with >500MΩ insulation High tensile (3000N) & bending strength (4000N) M8 screw included for secure mounting LBY 4pcs Busbar Insulator, SM-35 Polyester Standoff Insulators with Screw(M8), High-Strength Busbar Insulator Supporter, Resin(Red)

**Brand:** lby
**Price:** € 45.59
**Availability:** ✅ In Stock

## Summary

> ⚡ Elevate your power setup with high-strength, precision-engineered busbar insulators!

## Quick Answers

- **What is this?** LBY 4pcs Busbar Insulator, SM-35 Polyester Standoff Insulators with Screw(M8), High-Strength Busbar Insulator Supporter, Resin(Red) by lby
- **How much does it cost?** € 45.59 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/498457814-lby-4pcs-busbar-insulator-sm-35-polyester-standoff-insulators-screw)

## Best For

- lby enthusiasts

## Why This Product

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

## Key Features

- • **High Voltage Ready:** Supports up to 600V operating voltage and 5000V pulse voltage with minimal leakage current (<1mA).
- • **Premium Resin Build:** Durable polyester resin offers superior heat, fire, and water resistance for long-lasting performance.
- • **Complete 4-Piece Set:** Everything you need to insulate and secure multiple busbars in one convenient package.
- • **Robust M8 Screw Fixation:** Ensures rock-solid busbar mounting with included copper nut hardware.
- • **Compact & Efficient Design:** 35mm height standoff insulator fits seamlessly in power distribution cabinets without bulk.

## Overview

The LBY SM-35 Busbar Insulator set includes four high-strength polyester resin standoff insulators with M8 screws, designed for secure and insulated mounting of copper or aluminum busbars in power distribution cabinets. Featuring excellent electrical insulation (>500MΩ), heat and fire resistance, and robust mechanical strength (3000N tensile, 4000N bending), these compact 35mm insulators ensure reliable performance in both high and low voltage applications up to 600V.

## Description

LBY Busbar Insulator SM-35 Polyester Standoff Insulators with Screw ● Product: - SM-35 - Height: 35 mm - Material: resin - Nut size: M8 - Nut material: copper - Screw hole depth: 10mm - Strength: axial tensile 3000N, bending 4000N, tightening torque 12N/ m - Insulation resistance >500MΩ - Electrical properties: Operating voltage:600V, pulse voltage:5000V - Leakage current <1mA at 2000V operating voltage - Minimum arc distance: 10 (mm) ● Package: - SM-35 ------- 4pcs ● Description: - SM-35 with screw High-strength insulator,complex insulators. - The product is generally cylindrical, with one screw hole at each end and a screw to fix the line that needs to be connected. - Widely used in high low power distribution cabinet.For power distribution, transmission, fixing copperor alumnium busbar, etc, play the role of insulation and connection. - Good electrical resistance, heat resistance, fire resistance, low shrinkage and water resistance.Excellent texture and good workmanship are your choice.

Review: Llegaron a tiempo, están de buena calidad, si hubiera stock compraría más
Review: Worked great for mounting bus bars in an electric panel, good robust parts

## Features

- 1.Red resin SM-35(with screw)enhanced busbar insulator connector, complex insulators.
- 2.Material: resin; Colour: red.
- 3.Size : SM-35: product height: 35mm(1.38'').
- 4.Contains: 4 pieces, with screw(M8).
- 5.Use: widely used in high low power distribution cabinet.For power distribution, transmission, fixing copperor alumnium busbar, etc, play the role of minsulation and connection.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B078TC3TQM |
| Batteries Required? | No |
| Batteries included? | No |
| Colour | Red |
| Coverage | 4 busbars |
| Customer Reviews | 4.4 4.4 out of 5 stars (36) |
| Date First Available | 10 Jun. 2018 |
| Item Weight | 295 g |
| Item model number | LBY-034-1 |
| Item thickness | 35 Millimetres |
| Manufacturer | LBY |
| Material | Polyester Resin,Copper Iron |
| Measurement System | Imperial |
| Package Dimensions | 9.4 x 6.6 x 3.05 cm; 295 g |
| Part number | LBY-034-1 |
| Size | SM-35 |

## Product Details

- **Colour:** Red
- **Connector type:** Screw
- **Contact material:** Copper, Resin
- **Insulation material:** Polyester Resin
- **Terminal:** Screw Terminal

## Images

![LBY 4pcs Busbar Insulator, SM-35 Polyester Standoff Insulators with Screw(M8), High-Strength Busbar Insulator Supporter, Resin(Red) - Image 1](https://m.media-amazon.com/images/I/81yXkWx3jKL.jpg)
![LBY 4pcs Busbar Insulator, SM-35 Polyester Standoff Insulators with Screw(M8), High-Strength Busbar Insulator Supporter, Resin(Red) - Image 2](https://m.media-amazon.com/images/I/81GkdozHKWL.jpg)
![LBY 4pcs Busbar Insulator, SM-35 Polyester Standoff Insulators with Screw(M8), High-Strength Busbar Insulator Supporter, Resin(Red) - Image 3](https://m.media-amazon.com/images/I/81Tq8CcLzjL.jpg)
![LBY 4pcs Busbar Insulator, SM-35 Polyester Standoff Insulators with Screw(M8), High-Strength Busbar Insulator Supporter, Resin(Red) - Image 4](https://m.media-amazon.com/images/I/81IMtIMsAzL.jpg)
![LBY 4pcs Busbar Insulator, SM-35 Polyester Standoff Insulators with Screw(M8), High-Strength Busbar Insulator Supporter, Resin(Red) - Image 5](https://m.media-amazon.com/images/I/81FFCYI3YmL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by C***R on 15 June 2025*

Llegaron a tiempo, están de buena calidad, si hubiera stock compraría más

### ⭐⭐⭐⭐⭐ Review
*by R***N on 4 September 2025*

Worked great for mounting bus bars in an electric panel, good robust parts

### ⭐⭐⭐⭐ Review
*by O***N on 22 May 2025*

The resin body is very tough. I appreciate having complete dimensions, since i'm using them in a tight space. I do worry about the long-time corrosion-resistance of the 'chromate-like' plating on the screws; wish they were stainless steel.

## Frequently Bought Together

- LBY 4pcs Busbar Insulator, SM-35 Polyester Standoff Insulators with Screw(M8), High-Strength Busbar Insulator Supporter, Resin(Red)
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- SELTERM 10pcs - 2/0 Awg - 3/8" Stud - Battery Lugs - Ring Terminal Connectors | with 12pcs 3:1 Black & Red Heat Shrink Tubing with Adhesive | Heavy Duty Battery Cable Ends - Bare Copper Wire Lugs Kit

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**Shop now:** [https://www.desertcart.pt/products/498457814-lby-4pcs-busbar-insulator-sm-35-polyester-standoff-insulators-screw](https://www.desertcart.pt/products/498457814-lby-4pcs-busbar-insulator-sm-35-polyester-standoff-insulators-screw)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-03-14*