Dual 4mm to 2mm pin converter kit for electro stimulation devices. Mix and match toys across brands with stable connections.
Key Features:
Dual adapter system converts both 4mm to 2mm directions
Precision engineering maintains full electrical contact and intensity
Compatible with Electrastim and other leading electro manufacturers
Compact design stores discretely with existing electro accessories
Eliminates connection barriers between different device brands completely
The To Pin Converter Electro Sex Toy 4mm Kit by Electrastim is a dual adapter system that converts 4mm electro connections into 2mm connections, enabling cross-brand compatibility between different electro stimulation devices. It solves the frustration of owning toys that won't connect to your existing power unit, giving you freedom to mix any electro device with any power source.
The To Pin Converter Electro Sex Toy 4mm Kit by Electrastim solves the most common barrier in electro play: incompatible connection sizes between different brands and devices. This dual converter kit gives you both conversion directions, meaning a 4mm socket on your power unit connects instantly to a 2mm toy pin, and vice versa. The precision-engineered metal contacts maintain full electrical conductivity, so you experience no signal loss or weakened intensity when the adapter is in place. Many people exploring Electro Sex CBT alongside other electro gear find connection mismatches limit their options unnecessarily.
What distinguishes this kit is its dual design and the professional-grade materials Electrastim uses throughout. Rather than forcing you to choose which power unit works with which toy, these converters mean every device in your collection becomes compatible with every power source. This approach protects your investment as your collection grows—each new toy you acquire works with everything you already own.
Start by identifying which connection size your power unit has and which size your toy requires—4mm or 2mm. Inspect both the adapter and the connectors on your devices for any dirt or debris, then wipe them clean with a dry cloth to ensure optimal contact. Slide the appropriate adapter onto your power unit's pin, then connect your toy's pin into the adapter's socket. Apply gentle pressure until you feel a secure fit; the connection should be snug without requiring force. Test the device on a low intensity setting before beginning your session to confirm power is flowing correctly through the adapter.
During your session, monitor the connection point occasionally to ensure it remains secure. If you notice reduced intensity or intermittent stimulation, disconnect and check both the adapter and the toy's pin for any debris or oxidation. After use, disconnect the adapter from your power unit immediately and allow all components to air dry completely. Store E-Stim Products and adapters in a cool, dry environment away from moisture or extreme temperatures, which can degrade electrical contact reliability over time.
This kit suits anyone with multiple electro devices that don't share the same connection size, particularly those building a collection across Electro Sex Kits.
Great if you…After each session, disconnect the adapter from both your power unit and toy immediately. Wipe all metal contacts with a soft, dry cloth to remove any residue or moisture that could affect conductivity. Store adapters in a cool, dry location away from direct heat, sunlight, or humidity—a sealed container works well. Check contacts periodically for any green oxidation or discolouration; if present, gently polish with a clean cloth. Never expose adapters to water or use chemical cleaners on metal connectors.
Understanding electro stimulation equipment, connection types, and safe practice will help you get the most from your adapters and devices. Read our Guide To Electro Sex for comprehensive information on device selection, safety protocols, and session planning across different electro types and intensities.
The adapter sits between your power unit and toy smoothly. Once connected, you'll notice no delay in signal transmission or reduction in stimulation intensity—the electrical pathway remains complete and stable. Most people expect either signal loss or a loose fit when using adapters, but precision engineering in this kit eliminates both concerns. Sessions feel identical to direct connections between matching sizes.
First use often involves a moment of checking the connection twice—this is normal caution. Once you've confirmed power flows reliably, the adapter becomes invisible to your session; you'll simply experience your usual stimulation without thinking about the adapter at all.
Connection reliability over time depends on keeping metal contacts clean and dry. If you notice intermittent power or reduced intensity after several sessions, disconnect and inspect for moisture or debris on the pin and socket. A quick wipe with a dry cloth usually restores full function. Adapters hold up well to repeated connection and disconnection—the metal doesn't degrade from normal use cycles.
Most buyers find this kit immediately solves the frustration of owning incompatible devices. You'll likely experience genuine relief when a previously unusable toy suddenly connects to your power unit through the adapter. This transforms your collection from isolated devices into a flexible system where any power source works with any toy.
| Adapter Type | Connection Standard | Conversion Direction | Best For |
|---|---|---|---|
| To Pin Converter Electro Sex Toy 4mm Kit by Electrastim | 4mm to 2mm pins | Both directions included in kit | Multi-brand collectors needing complete flexibility |
| Single-direction pin adapter | 4mm to 2mm pins | One direction only | One-off compatibility fix for specific toy pair |
| Universal connection hub | Multiple socket types | Multiple conversion options | Complex setups with many different connection sizes |
| Brand-specific adapter cable | Proprietary to manufacturer | Fixed direction only | Staying within one brand's ecosystem only |
Add this kit to your collection and every electro device you own becomes compatible with every power source. The To Pin Converter Electro Sex Toy 4mm Kit by Electrastim removes the frustration of connection incompatibility permanently. Order it from Malechastity.com.au with discreet Australia-wide delivery and opens up the exact toy and power unit combinations you've imagined. You'll reach for this converter whenever you want to mix devices freely, knowing every connection will be stable and every session will deliver full intensity from start to finish. Shipped Fast From Our Australian Warehouse.
Malechastity.com.au ships with Australia Post. We ship from Sydney.
All in-stock orders placed before 12pm AEST (Sydney Time) on business days are generally processed on the same day. Packages are usually received 1-6 business days after shipping, but may subject to any postage carrier related delays beyond our control.
Free standard shipping on orders shipped within Australia above $200. For orders below $200 standard shipping within Australia is $12.95 and will be added at checkout.
Orders addressed to P.O box, G.P.O box or Parcel Collect will be handled by Australia Post. Extra time should be allocated for these orders.
Shipping Transit Times (Including Free Shipping)
Shipping time refers to the estimated time that it will take to deliver your order after it’s ready to ship (Please note this does not include time to process your order). Shipping time does not commence after your order is put through but begins the moment your order has been processed and is ready to dispatch via the our freight carrier..
All in stock orders are generally processed on the same day the order was placed on business days for orders received before 12pm. Generally, orders are processed and shipped the same day or next business day.
Orders are typically received 1-6 business days after shipping. For larger packages please allow an extra 1-2 business days for delivery.
If no one is available at your delivery address to accept your order a second delivery may be scheduled or you will be notified that your order can be collected from the nearest depot location.
All orders are generally processed on the same day the order was placed on business days before 12pm.
Generally, orders are processed and shipped the same day or next Business day.
Packages below 2kg are usually received 3-6 business days after shipping. For larger packages please allow an extra 1-2 business days for delivery.
If no one is available at your delivery address to accept your order a second delivery may be scheduled or you will be notified that your order can be collected from the local Australia Post depot.
The price for international shipping is AU$12.95 for orders equal to or below 0.399kg (399grams), and AU$22.95 for orders with a total weight equal to or above 0.4kg (400 grams).
All in-stock orders placed before 12pm AEST (Sydney Time) on business days are generally processed on the same day. Packages are usually received 6-30 business days after shipping.
If no one is available at your delivery address to accept your order a second delivery may be scheduled or you will be notified that your order can be collected from your nearest delivery depot.
Please note in regards to all orders
– These expected delivery dates/times are based on carrier shipping practices, your destination, and the items in your order.
– Expected delivery dates are estimates. Orders can be delayed due to fraud verification or the time of the order being placed. Items that are not regularly stocked cannot be held to the expected delivery dates.
– Orders may be delivered in separate shipments.
– The order cut off times are based on normal Business Hours and exclude weekends and Holidays: Monday – Friday 12 pm
– When your order ships you will receive an email from us with a link to track your order. If you receive your tracking number before 6 pm (AEST) it may not be updated on the Carrier’s website until that evening.
Due to large amounts of online credit card fraud, all orders are subject to approval by our payment verification department. We will notify you by phone or email should your order be delayed.
We have a 14 day return policy, which means you have 14 days after receiving your item to request a refund for any defective products.
Returns and exchanges are only available for faulty items, goods not as described, or in some instances, for incorrect sizing.
Due to health and safety regulations, Maleshastity.com.au cannot resell any returned or exchanged products.
This policy is in place to prioritise your well-being and ensure that you receive the highest standard of hygiene and quality in all products.
To be eligible for a refund, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging.
You’ll also need the receipt or proof of purchase. We do not issue refunds for change of mind or incorrect choice.
Under Australian Consumer Law, we are not obliged to accept returns for “incorrect choice” or “change of mind” so please choose your products carefully.
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If your return request is accepted, we will provide you with all instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
Damages and issues
Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.
Exceptions / non-returnable items
We do not accept returns for any products that have change of mind, damaged products, or for products that have been used or do not have their original packaging.
Please get in touch if you have questions or concerns about your specific item.
Unfortunately, we cannot accept returns on sale items or gift cards.
Refunds
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method within 7 business days.
Please remember it can take some time for your bank or credit card company to process and post the refund too.