Westerbeke Engine Anodes

Metal Guide

Al

Suitable for salt & fresh water

Mg

Suitable for fresh water

Zn

Suitable for salt water

Follow our colour coding for easy identification of metals.

Zinc
Favourites Add to Basket The item has been added
Tecnoseal

AO1831-SPRR-37/MP

TEC-E0 - Tecnoseal 1-3/4" long Zinc Pencil Anode With Plug 1/4" NPT

MSRP:

Was:

Now: £13.62
Zinc
Favourites Add to Basket The item has been added
Tecnoseal

AO1687-AF-37

TEC-E1E-Z - Tecnoseal Zinc Pencil Universal Anode 1.5 inch Long 3/8" UNC (6L2281)

MSRP: £9.49

Was:

Now: £6.56
Zinc
Favourites Add to Basket The item has been added
Tecnoseal

AO1566-SP-41/MP

TEC-E1-Z - Tecnoseal Zinc Pencil Universal Anode 2 inch Long 3/8" UNC

MSRP: £9.49

Was:

Now: £8.31
Zinc
Favourites Add to Basket The item has been added
Tecnoseal

AO1792-SP-39/MP

TEC-E1E - Tecnoseal Zinc Pencil Universal Anode 1.5 inch Long with 3/8"NPT Plug

MSRP: £16.95

Was:

Now: £15.72
Zinc
Favourites Add to Basket The item has been added
Tecnoseal

AO1847-SP-41

TEC-E1F-Z - Tecnoseal Zinc Pencil Universal Anode 1.25 inch Long 3/8" UNC

MSRP: £9.49

Was:

Now: £8.28
Zinc
Favourites Add to Basket The item has been added
Tecnoseal

AO2214-AF-35

TEC-E00-Z - Tecnoseal Zinc Pencil Universal Anode

MSRP: £6.95

Was:

Now: £5.12

2nd Oct 2026

Marine Engine Pencil Anodes Explained: Where They Are, How to Check Them and When to Replace

A marine engine pencil anode is a small sacrificial metal rod fitted inside a raw-water-cooled comp…
Read Full Article
18th Sep 2026

Boat Anode Lift-Out Inspection Checklist: What Wear Patterns Mean and When to Replace

Inspect boat anodes before pressure washing, scraping or repainting. Their untouched condition reco…
Read Full Article
11th Sep 2026

How to Identify the Correct Replacement Boat Anode: Part Numbers, Measurements and Photos

…
Read Full Article