Tecnoseal 823912-1 Mercury 4.5 HP Button Anode Ø20 × 7 mm

Name: Tecnoseal 823912-1 Mercury 4.5 HP Button Anode Ø20 × 7 mm
SKU: Tecnoseal 00813

ID 1404471

$ 14.59

1-2 weeks delivery time

Type:

Zinc
Magnesium
Aluminium

Item:

10 g
4 g
3 g

The Tecnoseal Mercury Button Anode is designed for Mercury 4.5 HP outboard motors and corresponds to OEM part number 823912-1. Available in zinc (00813), aluminium (00813AL) and magnesium (00813MG), this sacrificial anode helps protect compatible outboard motor components against galvanic corrosion. It features a circular washer-style body with a recessed central mounting hole, measuring 20 mm (0.79") in outside diameter, 7 mm (0.28") in height and 6.50 mm (0.26") in mounting hole diameter. The zinc version weighs 0.01 kg (10 g), aluminium 0.004 kg (4 g) and magnesium 0.003 kg (3 g). All three versions share identical dimensions. Additional Tecnoseal catalogue references include 00823, 00933, 01127, 01205, 01250, 01904, 01910 and 08403.

Description
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Tecnoseal 823912-1 Mercury 4.5 HP Button Anode Ø20 × 7 mm

The Tecnoseal 00813 Series consists of sacrificial button anodes designed for Mercury 4.5 HP outboard motors. These anodes help protect compatible submerged metal components against galvanic corrosion. According to the Tecnoseal catalogue, the corresponding Mercury original part number is 823912-1.

The anode features a circular washer-style body with a recessed central mounting hole. It measures 20 mm (0.79") in outside diameter, 7 mm (0.28") in height and 6.50 mm (0.26") in mounting hole diameter. Three material versions are available: zinc (00813), aluminium (00813AL) and magnesium (00813MG). All versions share identical dimensions but have different weights.

Technical Specifications

Manufacturer	Tecnoseal
Product Type	Button Anode
Application	Mercury Outboard Motors
Engine Compatibility	4.5 HP
Mercury OEM Part Number	823912-1
Available Materials	Zinc, Aluminium, Magnesium
Body Design	Circular with Recessed Mounting Hole

Available Versions

Tecnoseal Part Number	Material	Weight
00813	Zinc	0.01 kg (0.02 lbs)
00813AL (Osculati 43.824.92)	Aluminium	0.004 kg (0.01 lbs)
00813MG	Magnesium	0.003 kg (0.01 lbs)

Dimensions and Mounting

Catalogue Dimension	Measurement
Height (h)	7 mm (0.28")
Outside Diameter (Ø)	20 mm (0.79")
Mounting Hole Diameter (Ø1)	6.50 mm (0.26")

Product Configurations

Tecnoseal 00813 – Zinc Mercury Button Anode

Material: Zinc
Weight: 0.01 kg (0.02 lbs)
Height: 7 mm
Outside Diameter: 20 mm
Mounting Hole Diameter: 6.50 mm
OEM Reference: 823912-1

Tecnoseal 00813AL – Aluminium Mercury Button Anode

Material: Aluminium
Weight: 0.004 kg (0.01 lbs)
Height: 7 mm
Outside Diameter: 20 mm
Mounting Hole Diameter: 6.50 mm
OEM Reference: 823912-1

Tecnoseal 00813MG – Magnesium Mercury Button Anode

Material: Magnesium
Weight: 0.003 kg (0.01 lbs)
Height: 7 mm
Outside Diameter: 20 mm
Mounting Hole Diameter: 6.50 mm
OEM Reference: 823912-1

OEM and Catalogue Cross-References

Mercury OEM Part Number: 823912-1
Additional Tecnoseal References: 00823, 00933, 01127, 01205, 01250, 01904, 01910, 08403
Tecnoseal 00813: Zinc version
Tecnoseal 00813AL: Aluminium version
Tecnoseal 00813MG: Magnesium version

Key Features

Button anode for Mercury 4.5 HP outboard motors.
Corresponds to Mercury OEM part number 823912-1.
Available in zinc, aluminium and magnesium versions.
Circular washer-style construction with recessed mounting hole.
Provides sacrificial corrosion protection for compatible outboard motor components.
Outside diameter: 20 mm.
Height: 7 mm.
Mounting hole diameter: 6.50 mm.
Identical dimensions across all three material versions.
Zinc version: Tecnoseal 00813, weight 10 g.
Aluminium version: Tecnoseal 00813AL, weight 4 g.
Magnesium version: Tecnoseal 00813MG, weight 3 g.