Narva Sealed Rocker Switch Off/on Spdt 12/24V Blue LED Illuminated – Part No. 63257BL

The Narva sealed rocker switch part number 63257BL is an Off/On SPDT switch designed for 12 to 24V systems. It carries a contact rating of 20A at 12V and 10A at 24V, and it is supplied with blue LED illumination for the dash light and the On position.

This is a rocker-style switch with a push fit design and push on terminals, which suits installations where a neat in-dash finish is important. The mounting opening required is 37.5 x 21mm, so the panel cut-out needs to be checked before purchase.

The switch is listed with an interior lights symbol and is part of Narva’s auto electrical accessories range. It is sold as each, and the warranty period is one year.

Key Features

• Sealed rocker switch
• Off/On switch action
• SPDT configuration
• Blue LED illuminated
• Dash light and On illumination
• Push fit design with push on terminals

Specifications

• Brand: Narva
• Part No.: 63257BL
• Product type: Switch
• Switch type: Rocker
• Switch action: Off - On
• Voltage: 12 to 24V
• Power rating: 20A @ 12V / 10A @ 24V
• Illumination: Illuminated

Application and Buying Notes

Before ordering, confirm that your panel has a 37.5 x 21mm mounting opening and that the switch body and terminals can be accommodated behind the dash or console. The push fit design and push on terminals make installation straightforward in the right application, but the physical opening still needs to match the switch size.

This switch is rated for 20A at 12V and 10A at 24V, so the electrical load in your circuit needs to sit within those limits. That rating is an important checkpoint for any accessory circuit, especially where the switch is controlling lighting or other cabin equipment.

The listed illumination includes both dash light and On illumination, with a blue LED style. If your vehicle or equipment setup needs a different indicator colour, symbol, or switch feel, check those details before fitting. The interior lights symbol is part of the product description and should be matched against the intended use.

Because no vehicle-specific fitment is provided here, the safest approach is to compare the part number 63257BL, the Off/On SPDT function, and the 12 to 24V operating range against the existing switch or the application details for your vehicle or equipment. That is the most reliable way to avoid buying the wrong control switch.

Before supply, the safest approach is to confirm the original unit details against the listed part number, voltage, output rating, mounting arrangement, and pulley configuration. That checking process is standard practice in the parts trade because visually similar units can still differ in service-critical ways.

For workshop, fleet, and equipment applications, accurate identification of part number 63257BL helps avoid unnecessary freight, additional labour, and vehicle or machine downtime. Where the application is not straightforward, the original unit, OEM reference, or workshop records should be used as the primary confirmation point.

Relevant published details for this unit include Type SWITCH, Unit of Measure EACH, Warranty One Year, Switch Action Off - On, Switch Type Rocker, Product Group 2 FUSES BREAKERS RELAYS SWITCHES, Part No. 63257BL, Brand NARVA, Description Narva Sealed Rocker Switch Off/On SPDT 12/24V Blue LED Illuminated Interior Lights Symbol (Contacts Rated 20A @ 12V).

Additional published details for cross-checking include Power Rating (Amp) 20A @ 12V/10A @24V, Voltage 12 to 24, Switch Illumination Illuminated, Product Group 1 AUTO ELEC ACCESSORIES.

Narva Sealed Rocker Switch Off/On SPDT 12/24V Blue LED Illuminated Interior Lights Symbol (Contacts Rated 20A @ 12V). Part number 63257BL should be checked first. Listed voltage is 12 to 24. Listed output rating is 20A @ 12V/10A @24V. These details form the core reference points used by parts interpreters when confirming the correct replacement.

For part number 63257BL, the normal identification sequence is part number, electrical rating, mounting arrangement, connector or terminal style, and pulley or drive details. Using those checkpoints helps confirm that the listed unit matches the service requirement rather than only looking similar.

For a switch in workshop, fleet, trade, agricultural, or construction service, the listed voltage 12 to 24 and output 20A @ 12V/10A @24V should be checked carefully. Incorrect selection can affect installation time, return freight, and equipment availability.

Where no verified application list is available, the part number, mounting details, connector style, and published specifications should be used as the primary selection criteria.

Compatibility note: Confirm compatibility by matching part number 63257BL, the 37.5 x 21mm mounting opening, the Off/On SPDT switch action, and the 12 to 24V rating against your vehicle or accessory application before ordering.

FAQ

What is the part number for this Narva rocker switch?

The part number is 63257BL. For this listing, part number 63257BL is the main reference point. Listed voltage is 12 to 24. Listed output rating is 20A @ 12V/10A @24V. These details should still be checked against the original unit before ordering.

What voltage range does this switch suit?

It is listed for 12 to 24V systems. For this listing, part number 63257BL is the main reference point. Listed voltage is 12 to 24. Listed output rating is 20A @ 12V/10A @24V. These details should still be checked against the original unit before ordering.

What is the current rating?

The switch is rated at 20A at 12V and 10A at 24V. For this listing, part number 63257BL is the main reference point. Listed voltage is 12 to 24. Listed output rating is 20A @ 12V/10A @24V. These details should still be checked against the original unit before ordering.

What size mounting opening is required?

The required mounting opening is 37.5 x 21mm. For this listing, part number 63257BL is the main reference point. Listed voltage is 12 to 24. Listed output rating is 20A @ 12V/10A @24V. These details should still be checked against the original unit before ordering.

Does it have illumination?

Yes. It has blue LED illumination, with both dash light and On illumination noted. For this listing, part number 63257BL is the main reference point. Listed voltage is 12 to 24. Listed output rating is 20A @ 12V/10A @24V. These details should still be checked against the original unit before ordering.

Is vehicle fitment listed for this switch?

No vehicle-specific fitment is provided here, so compatibility should be confirmed by part number, mounting opening, switch action, and voltage rating. For this listing, part number 63257BL is the main reference point. Listed voltage is 12 to 24. Listed output rating is 20A @ 12V/10A @24V. These details should still be checked against the original unit before ordering.