---
product_id: 89390848
title: "4pcs Busbar Insulator, SM-35 Polyester Standoff Insulators with Screw(M8), High-Strength Busbar Insulator Supporter, Resin(Red)"
brand: "lby"
price: "9.77 OMR"
currency: OMR
in_stock: true
reviews_count: 11
category: "Lby"
url: https://www.desertcart.com.om/products/89390848-4pcs-busbar-insulator-sm-35-polyester-standoff-insulators-with-screw
store_origin: OM
region: Oman
---

# 600V operating voltage rating M8 screw for secure fastening Axial tensile strength 3000N 4pcs Busbar Insulator, SM-35 Polyester Standoff Insulators with Screw(M8), High-Strength Busbar Insulator Supporter, Resin(Red)

**Brand:** lby
**Price:** 9.77 OMR
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up your connections with unbreakable precision!

## Quick Answers

- **What is this?** 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?** 9.77 OMR with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.om](https://www.desertcart.com.om/products/89390848-4pcs-busbar-insulator-sm-35-polyester-standoff-insulators-with-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

- • **Complete 4-Piece Kit:** Includes four SM-35 insulators with screws, perfectly sized (35mm height) for seamless installation.
- • **High Voltage Endurance:** Rated for 600V operating and 5000V pulse voltage to handle demanding power distribution needs.
- • **Robust M8 Screw Fastening:** Ensures rock-solid, vibration-resistant busbar connections for lasting reliability.
- • **Superior Mechanical Strength:** Withstands axial tensile forces up to 3000N and bending up to 4000N—built tough for industrial use.
- • **Premium Polyester Resin Build:** Offers excellent insulation, heat, fire, and water resistance to safeguard your electrical systems.

## Overview

The LBY SM-35 Busbar Insulator set features four high-strength polyester resin standoff insulators with M8 copper screws, designed for secure, insulated busbar mounting in power distribution cabinets. Rated for 600V operation and built to resist heat, fire, and moisture, these insulators deliver exceptional mechanical and electrical performance, making them an essential upgrade for professional-grade electrical installations.

## 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: Insulated electrical stand offs - Worked great for mounting bus bars in an electric panel, good robust parts
Review: High Quality - 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.

## 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 |
| Best Sellers Rank | #78,104 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #447 in Butt Terminals #19,328 in Electrical Equipment |
| Brand | LBY |
| Color | Red |
| Connector Gender | Male |
| Connector Type | Screw |
| Contact Material | Copper, Resin |
| Date First Available | January 5, 2018 |
| Insulation Material | Polyester Resin |
| Is Discontinued By Manufacturer | No |
| Item Weight | 10.4 ounces |
| Item model number | LBY-034-1 |
| Manufacturer | LBY |
| Material | Polyester Resin,Copper Iron |
| Maximum Voltage | 600 Volts |
| Number of Items | 4 |
| Package Dimensions | 3.7 x 2.6 x 1.2 inches |
| Specification Met | RoHS, UL |
| Terminal | Screw Terminal |
| UPC | 663274582384 |

## Product Details

- **Color:** Red
- **Connector Type:** Screw
- **Contact Material:** Copper, Resin
- **Insulation Material:** Polyester Resin
- **Terminal:** Screw Terminal

## Images

![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)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Insulated electrical stand offs
*by R***N on September 4, 2025*

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

### ⭐⭐⭐⭐ High Quality
*by O***N on May 22, 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.

### ⭐⭐⭐⭐⭐ Great
*by R***. on December 17, 2024*

Perfect for make a busbar

## Frequently Bought Together

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

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.com.om/products/89390848-4pcs-busbar-insulator-sm-35-polyester-standoff-insulators-with-screw](https://www.desertcart.com.om/products/89390848-4pcs-busbar-insulator-sm-35-polyester-standoff-insulators-with-screw)

---

*Product available on Desertcart Oman*
*Store origin: OM*
*Last updated: 2026-03-11*