M8 Female-Female Pass-Through - Firewall Bulkhead

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    • Trade
    • Regular price $21.00
    GST included. Free Shipping Available Australia Wide


    Please select Black, Red or Set from drop down menu

    200A Female-Female M8 Pass-Through Connectors

    M8/8mm Female thread on both sides to suit standard M8x1.25mm bolts

    Panel-mount design with 4x4.5mm mounting holes for clean and secure installations

    Rubber gasket for mounting face included

    Durable, insulated, high-strength glass fibre-reinforced nylon base

    Select from Black (-), Red (+) or Set (Black + Red)

    M8 bolts for centre conductive threaded insert, and M4 mounting bolts not included in purchase.

    • Required M8 bolt length will depend on thickness of lugs/terminals/fixtures connected to threaded insert at time of install. Minimum 10mm of thread engagement, fastened to 22ft/lb (30nm), recommended for installation.
    • Require M4 mounting bolts/screws will depend on thickness and material of mounting panel.

    Included:

    • 1 x Selected Unit or Set - Select from drop down menu
    • 1 x Black Rubber Gasket (for mounting face) - per unit selected from drop down menu

    These M8 female-female threaded bulkhead connectors are built for safe and efficient power distribution in DC systems. Designed for panel-mount applications, they allow clean pass-through of high-current electrical connections through enclosures, panels, or control boxes.

    Each connector features an standard M8x1.25mm thread on both sides and comes in red and black variants ideal for identifying positive and negative terminals in 12V, 24V, or 48V systems. Made from heavy-duty materials, they’re suitable for demanding environments like marine vessels, RVs, solar battery setups, and custom-built power systems.

    The connectors are easy to install using four mounting screws and are engineered to provide reliable and long-lasting performance in high-current applications.

    Please select Black, Red or Set from drop down menu

    Max. Rating: 200A @ 12v
    Max. Voltage Supply: 48vDC
    Cut-Out Required: 20mm (Diameter)
    Face Size: 34mm x 34mm
    Length (Threaded Insert, Face-To-Face): 25mm
    Terminals: 8mm female thread to suit M8x1.25mm bolts
    Mounting Holes: 4.5mm
    Mounting Hole Centres: 24.5mm (L) x 24.5mm (W)

    Australia Shipping Information

    Shipping Options In Check Out

    • Free Standard Shipping - FREE - Available on all products
    • Express Shipping - $10 - Available on all products
    • Standard Shipping - WA Option Only - $6 - Available on all products
    • Tracked Standard Shipping - $6 - for small products and quantity only 

    Transit Times

    All transit times listed below are average shipping times from our warehouse in Brisbane, QLD.

    South East Queensland (Brisbane, Gold Coast, Sunshine Coast)

    • Standard Shipping: 2-4* Business Days, following dispatch 
    • Express Shipping: 1 to 2* Business Days, following dispatch

    All States and Territories (excluding WA)

    • Standard Shipping: 3-7* Business Days, following dispatch 
    • Express Shipping: 1-3* Business Days, following dispatch

    WA Only

    • Free Shipping: 8-10* Business Days, following dispatch
    • Standard Shipping: 5-7* Business Days, following dispatch  
    • Express Shipping: 1-3* Business Days, following dispatch

    International Shipping Information

    New Zealand, USA, Canada & UK only

    Shipping Options In Check Out

    New Zealand:

    • Standard Shipping - 0.0g-999g - $12.00 AUD
    • Standard Shipping - 1.0kg + - $18.00 AUD

    USA:

    • Standard Shipping - 0.0g-499g - $14.00 AUD
    • Standard Shipping - 499g-999g - $20.00 AUD
    • Standard Shipping - 1.0kg+ - $24.00 AUD

    Canada:

    • Standard Shipping - 0.0g-499g - $14.00 AUD
    • Standard Shipping - 499g-999g - $20.00 AUD
    • Standard Shipping - 1.0kg+ - $24.00 AUD

    United Kingdom:

    • Standard Shipping - 0.0g-499g - $16.00 AUD
    • Standard Shipping - 499g-999g - $20.00 AUD
    • Standard Shipping - 1.0kg+ - $25.00 AUD

    Transit Times

    All transit times listed below are average shipping times from our warehouse in Brisbane, QLD.

    New Zealand

    • Standard Shipping: 5-9* Business Days, following dispatch 

    USA

    • Standard Shipping: 6-10* Business Days, following dispatch

    Canada

    • Standard Shipping: 6-10* Business Days, following dispatch

    United Kingdom

    • Standard Shipping: 5-10* Business Days, following dispatch

    General Shipping Information

    Same day dispatch available for most orders placed before 1pm AEST 

    Dispatch Times:

    Courier (Free and Express): 1:30pm AEST every business day

    Australia Post (Free, Standard, Express & International): 2:30pm AEST every business day

    If you have a delivery service preference (Australia Post or Courier), please advise at time of purchase, or via email immediately following purchase. We will attempt to fulfil all service preferences, however, preference is subject to product and delivery location. 

    All items on offer for purchase from Switch Boss Pty Ltd are stocked and dispatched from a warehouse in Brisbane, QLD, Australia.

    All purchases are generally dispatched same day, or 1 business day following clearing of full payment. To ensure same day dispatch, orders must be placed before 1pm. If there is an issue with your order (invalid address, invalid payment, missing details), you will be notified via email and your order placed on hold until we receive a response.

    We can send your item to any valid street address registered with Australian Post. This includes PO Boxes within Australia. If you wish to have your purchase delivered to a PO Box, please only include 'PO Box' followed by; your PO Box Number, Correct Suburb and Post Code in the respective fields of the checkout. A PO Box number is considered a Street Address. No other information is required.

    Unfortunately we do not offer a Pick Up Service. We have Free Shipping on all products Australia Wide, and if you're local, postage generally only takes a couple of days. We also offer flat rate Express Post shipping on all products, Australia Wide.

    *Please Note: While the vast majority of orders will be delivered within 3-7 Business Days (depending on location), we do allow for a maximum of 10 Business Days for free delivery to all locations with Australia - Due to the latest peak period delivery updates offered via Australia Post. For WA, NT and Rural customers, we generally allow for up to 10 business days for free delivery at all times. Delivery times are specified for original delivery attempt, and does not included if re-delivery/pick-up has to be arranged. Delivery times are estimated from the next business date following dispatch.

    All orders are sent without signature required on delivery, unless specifically requested in the Check-Out. If the receiver requires/prefers signature at time of delivery, please ensure you advise of this in the Special Instructions section of the Cart when using the Check-Out, prior to payment. Alternatively, please Contact Us immediately following order placement to notify us of your delivery signature requirement.

    As all deliveries are handled by 3rd party companies, unfortunately we cannot guarantee delivery dates.

    Buyers will be able to track the delivery online with a unique tracking number for order sent with tracking.

    For consignments of notably small items and/or quantities within Australia, we utilize delivery via Australia Post's untracked service. For products that are sent via the available untracked service, we strongly recommend these be delivered to a PO Box or residential address, as they often cannot be delivered to business address without a specific letterbox or redirection service in place. If you wish to use a service with tracking for these orders, please selected the Tracked Shipping option.

    Buyers have full responsibility to provide Switch Boss with a full and complete address. In cases of an incorrectly supplied address/delivery information:

    • Prior to Dispatch: We may be able to update your order with correct delivery address information. This cannot be guaranteed as your order may already be in transit prior to you receiving a shipment notification. Please contact us as soon as possible.
    • Post-Dispatch: We cannot change the delivery address, or attempt redirection once a parcel has been dispatched. We recommend either contacting the Postage Service, or organizing pick up from the supplied delivery address. If your purchase gets returned to us, it will be processed as per our Returns and Refunds Policy, which can be found in the footer of our website. A re-stocking fee will apply.

    We are currently utilizing Australia Post and Courier services. If you have a service/delivery preference, please note this in the checkout Special Instructions, or Contact Us immediately following order confirmation. We will attempt to fulfil all service preferences, however, preference is subject to product size and delivery location.

    Australia Post Consignments - Australia:

    All orders sent via Australia Post do not require a signature and will be left in a safe place, where safe to do so (generally your mail box, or out of sight at front door), determined by Australia Post. If the parcel cannot be left safely, they will place a card at your door or letterbox, indicating the item will be available for Pick Up from your local Post Office. This is as per Australia Post parcel policy for these items.

    If you require/prefer a signature on delivery, please note this specifically at the Check-Out.

    All orders outside of Brisbane (SEQ) placed with Express Shipping will be sent via Australia Post's Express Shipping Service.

    Courier Consignments - Australia:

    All orders sent via a Courier service do not require a signature and will be left in a safe place, where safe to do so (generally your mail box, or out of sight at front door), determined by the delivering courier. If the parcel cannot be left safely, they will place a card at your door or letterbox, indicating the item will be available for Pick Up from your local depot, or redelivery may take place.

    If you require/prefer a signature on delivery, please note this specifically at the Check-Out.

    All orders inside of Brisbane/SEQ placed with Express Shipping will be sent via Same/Next Day Express Courier Services. Same day Courier services are subject to availability, delivery zone (SEQ Only), and for eligible orders placed before 10am AEST on business days. 

    Courier deliveries are not available for PO Box addresses.

    Australia Post Consignments - International:

    All International orders (NZ, US, CAN, UK) are sent via Australia Post's International Service. These consignments will then be on-forwarded to a local delivery service once it has reached the country of receipt. These consignments do not require a signature and will be left in a safe place, where safe to do so (generally your mail box, or out of sight at front door), determined by the delivering company. 

    We provide tracking information for all International orders so please be diligent and keep track of your orders’ progress to ensure delivery. For International customers, you may need to contact the delivery party directly if delivery is unavailable, or needs to be re-scheduled.

    *Additional Duties: We will always do our best to ensure the amount of tax you are charged is as minimal as possible. However, we cannot guarantee a customer will not encounter any tax at all upon their order entering their country. Please refer to Sections 18 & 19 of our Terms and Conditions for further information in relation to import duties, handling fees, customs charges and local sales taxes.

    Customer Reviews

    Based on 19 reviews
    79%
    (15)
    5%
    (1)
    5%
    (1)
    5%
    (1)
    5%
    (1)
    P
    Paul Riley
    NPS score:
    0 (Not at all likely)
    10 (Extremely likely)
    Busbar

    Haven't installed it yet, but I've got to say all the items I've purchased off you guys is Quality

    L
    Len Palmer
    NPS score:
    0 (Not at all likely)
    10 (Extremely likely)
    Wrong size

    When i viewed the product, I'm sure it was described as a 600a Bus Bar, but when received it is no where near 600a, more like 300a, so a waste of money for me.

    S
    Smythe Russell
    NPS score:
    0 (Not at all likely)
    10 (Extremely likely)

    Twin M10 Power Distribution/Bus Bar - Bolt-On Cover

    J
    Jaydan Adams

    5 Gang M8 Power Distribution Block - Bus Bar

    W
    Wayne Cooper
    NPS score:
    0 (Not at all likely)
    10 (Extremely likely)
    Twin M8 Power Distribution/Bus Bar

    perfect for the job. quite robust would definitely recommend