---
product_id: 14357464
title: "SEM 39693 Green Self Etching Primer - 15.5 oz."
brand: "sem"
price: "C$3572"
currency: NIO
in_stock: true
reviews_count: 8
category: "Sem"
url: https://www.desertcart.ni/products/14357464-sem-39693-green-self-etching-primer-15-5-oz
store_origin: NI
region: Nicaragua
---

# Trusted for marine-grade durability Semi-gloss finish for sleek base coat Superior adhesion to bare metals SEM 39693 Green Self Etching Primer - 15.5 oz.

**Brand:** sem
**Price:** C$3572
**Availability:** ✅ In Stock

## Summary

> ⚡️ Prime Like a Pro, Finish Like a Boss!

## Quick Answers

- **What is this?** SEM 39693 Green Self Etching Primer - 15.5 oz. by sem
- **How much does it cost?** C$3572 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ni](https://www.desertcart.ni/products/14357464-sem-39693-green-self-etching-primer-15-5-oz)

## Best For

- sem enthusiasts

## Why This Product

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

## Key Features

- • **Aerosol Convenience:** Easy spray application for quick, even coverage without the mess.
- • **Marine-Grade Endurance:** Proven performance on boat propellers, resisting wear through full seasons.
- • **Trusted Industry Standard:** Highly rated with 4.6 stars and a top 50 rank in automotive primers.
- • **Precision Semi-Gloss Finish:** Creates a smooth, professional base layer that elevates your topcoat’s look.
- • **Unmatched Metal Bonding Power:** Ensures flawless paint adhesion on steel, aluminum, and stainless steel surfaces.

## Overview

SEM 39693 Green Self Etching Primer is a high-performance acrylic primer designed for superior adhesion on bare metal surfaces including steel, aluminum, and stainless steel. Its semi-gloss finish provides a sleek base for topcoats, making it ideal for automotive and marine applications. Trusted by professionals and boasting a 4.6-star rating, this 15.5 oz aerosol can delivers durable, easy-to-apply protection that keeps paint jobs looking fresh season after season.

## Description

Self Etching Primer is a first-step coating that provides excellent adhesion to bare substrates.

Review: Primer - Definitely worth the extra money -SEM products are the best -recommended
Review: A must have if painting boat props - Worked great on my bronze boat propellers before the antifoul top coat. After a full season they still look great and are holding their paint.

## Features

- New

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000PL07YS |
| Best Sellers Rank | #87,101 in Automotive ( See Top 100 in Automotive ) #45 in Automotive Primers |
| Brand | SEM |
| Color | Green |
| Color Code | SEM 39693 |
| Coverage | Not available |
| Customer Reviews | 4.6 4.6 out of 5 stars (81) |
| Date First Available | April 20, 2007 |
| Finish Type | Semi-Gloss |
| Global Trade Identification Number | 00646786396939 |
| Included Components | Item |
| Indoor/Outdoor Usage | Indoor |
| Is Discontinued By Manufacturer | No |
| Is Waterproof | False |
| Item Form | Liquid |
| Item Volume | 12 Fluid Ounces |
| Item Weight | 14.4 ounces |
| Item model number | 39693 |
| Manufacturer | SEM |
| Manufacturer Part Number | 39693 |
| Model Name | 39693 |
| Package Information | Aerosol Can |
| Paint Type | Acrylic |
| Product Dimensions | 9 x 8 x 2 inches |
| Size | 15.5 Ounce (Pack of 1) |
| Special Feature | SEM 39693, Green Self Etching Primer |
| Special Features | SEM 39693, Green Self Etching Primer |
| Specific Uses For Product | Exterior/Interior |
| Surface Recommendation | Steel, Aluminum, Stainless Steel |
| UPC | 646786396939 |
| Unit Count | 15.5 Ounce |
| Water Resistance Level | Not Water Resistant |

## Product Details

- **Brand:** SEM
- **Color:** Green
- **Finish Type:** Semi-Gloss
- **Item Volume:** 12 Fluid Ounces
- **Paint Type:** Acrylic
- **Size:** 15.5 Ounce (Pack of 1)
- **Special Feature:** SEM 39693, Green Self Etching Primer
- **Specific Uses For Product:** Exterior/Interior
- **Surface Recommendation:** Steel, Aluminum, Stainless Steel
- **Unit Count:** 15.5 Ounce

## Images

![SEM 39693 Green Self Etching Primer - 15.5 oz. - Image 1](https://m.media-amazon.com/images/I/51utpZLUqFL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Primer
*by J***H on February 21, 2025*

Definitely worth the extra money -SEM products are the best -recommended

### ⭐⭐⭐⭐⭐ A must have if painting boat props
*by R***N on December 1, 2025*

Worked great on my bronze boat propellers before the antifoul top coat. After a full season they still look great and are holding their paint.

### ⭐⭐⭐⭐⭐ Worked great for my cold plunge!
*by M***S on July 9, 2025*

Worked great for my cold plunge! I used it as a primer before I added Pond Shield and it worked great!

## Frequently Bought Together

- SEM 39693 Green Self Etching Primer - 15.5 oz.
- SEM 42013 Grey High Build Acrylic Primer - 16 oz.
- SEM 39683 Grey Self Etching Primer - 15.5 oz.

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**Shop now:** [https://www.desertcart.ni/products/14357464-sem-39693-green-self-etching-primer-15-5-oz](https://www.desertcart.ni/products/14357464-sem-39693-green-self-etching-primer-15-5-oz)

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*Product available on Desertcart Nicaragua*
*Store origin: NI*
*Last updated: 2026-03-01*