Neptune ACKPW1C Standalone and Wiegand Mullion Access Control Keypad with EM Reader - IP68
At A Glance
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The Neptune ACKPW1C is a mullion-format access control keypad with a built-in 125 kHz EM proximity reader. Its narrow 2 x 6 push-button layout is designed to fit slim door frames and mullions where a full-size keypad will not sit, while still offering both PIN and card entry.
The unit works as a complete standalone controller for a single door, with one relay output driving an electric strike, magnetic lock or bolt, and it also provides a Wiegand interface for connection to an external system. Capacity runs to 2,000 users. The fully potted electronics are rated to IP68 and housed in a vandal-resistant zinc alloy case for indoor or outdoor use.
This is an access control keypad, not a door lock. It switches the door hardware through its relay and is designed to be paired with the lock and power supply appropriate to the installation.
Usually ships same day if ordered before 11am AEST (excludes weekends and Queensland public holidays).
Key Features
- Slimline 2 x 6 mullion keypad designed for narrow door frames and mullions.
- Standalone single-door operation with one programmable relay output (normally open, normally closed, common).
- Built-in 125 kHz EM proximity reader, with card, PIN, or card-plus-PIN entry.
- Supports up to 2,000 users and PIN codes of 4 to 8 digits.
- Block enrolment lets you add a run of sequential cards quickly.
- Wiegand 26 input and output for connection to an external controller or reader.
- Built-in light-dependent-resistor (LDR) anti-tamper alarm that triggers if the keypad is removed from its base.
- Backlit keypad with tricolour status indicator and built-in buzzer; adjustable relay, door-open and alarm timing.
- IP68-rated, potted electronics in a vandal-resistant zinc alloy case for indoor or outdoor use.
Access Methods
What's in the Box
- 1 x Neptune ACKPW1C mullion keypad and reader unit
- 2 x manager cards (one Manager Add card, one Manager Delete card)
- 1 x security screwdriver
- 4 x rubber wall plugs and 4 x self-tapping mounting screws
- User manual
Additional user cards and fobs, cabling, and the door locking hardware are ordered separately to suit the installation - see the Compatible Neptune Accessories below.
Suitable Uses
- Single-door access control for domestic or commercial entries.
- Narrow door frames, mullions and glass-adjacent jambs where a full-size keypad will not fit. If the door itself needs a lock, see our smart locks for doors with narrow frames.
- Outdoor gates and exposed entries requiring an IP68-rated, vandal-resistant keypad.
- Standalone doors where a single relay output is sufficient.
- Adding a keypad or EM card reader to an existing controller using the Wiegand output.
Available Finish Options
-
Silver
(This Product)
STK ACKPW1C
Finish selection does not affect functionality, compliance, or performance.
Neptune Standalone and Wiegand Keypads - Item Code Family
Compatible Neptune Accessories - Build the Full Door Package
The ACKPW1C switches the door hardware through its relay, so a complete installation also needs the locking device, a power supply and usually an exit device. The matching Neptune access control range is stocked on our sister site, Terry's Gold Coast Hardware:
Compatible 125 kHz EM credentials, also on Terry's Gold Coast Hardware: EM ISO cards, overmoulded pear fobs, Urban keyfobs, adhesive tags and silicone wristbands (choose the EM / Presco 125 kHz options - this model does not read HID or Mifare).
Full Specifications
- Item Code: ACKPW1C
- Type: Standalone access controller / Wiegand output mullion keypad and reader
- User Capacity: Up to 2,000 users
- Card Format: 125 kHz EM proximity
- Card Read Distance: 3 to 6 cm
- Standalone Operation: Yes
- PIN Length: 4 to 8 digits
- Keypad Layout: 2 x 6 backlit push button
- Relay Output: 1 (normally open, normally closed, common)
- Wiegand Interface: 26 bit input and output
- Working Voltage: 12 to 24 volt AC or DC
- Active Current: Less than 80 milliampere
- Idle Current: Less than or equal to 40 milliampere
- Lock Output Load: Maximum 2 ampere
- Alarm Output Load: Maximum 20 ampere
- Adjustable Door Relay Time: 0 to 99 seconds
- Adjustable Alarm Time: 0 to 3 minutes
- Wiring Connections: Electric lock, exit button, door contact (DOTL), external alarm
- Indicators: Tricolour (red, yellow, green) light-emitting diode and buzzer
- Anti-tamper: Light-dependent-resistor (LDR) tamper alarm
- Ingress Protection: IP68
- Housing: Vandal-resistant electroplated zinc alloy, potted electronics
- Operating Temperature: -20 to 60 degrees Celsius
- Operating Humidity: 5 to 95 percent relative humidity
- Dimensions (L x W x H): 135 mm x 58 mm x 26 mm
- Net Weight: 550 grams
- Gross Weight: 700 grams
Frequently Asked Questions
The ACKPW1C is only 58 mm wide, so it fits narrow door frames, mullions and jambs beside glass where a full-size 3 x 4 keypad will not sit. If you have room for a larger keypad and want EM and HID plus dual relays, the Neptune ACKPWB6K is the wider alternative.
Yes. The unit is rated to IP68 and described as suitable for indoor and outdoor use. Seal the cable entry points and avoid mounting where water can pool against the housing. See our guide to IP ratings. For an exposed gate, pair it with the Neptune waterproof monitored maglock.
The reader supports 125 kHz EM proximity cards and fobs only. It does not read HID or 13.56 MHz Mifare cards. Compatible EM credentials include the Neptune EM ISO cards, pear fobs and Urban keyfobs. Compare card and PIN credentials in the Access Methods buyers guide.
The relay is rated to a maximum 2 ampere lock output. Choose the electric strike, magnetic lock or bolt to suit the relay rating, and power the lock from a dedicated access control power supply rather than directly from the keypad.
Yes. The keypad provides a Wiegand 26 output, so its data lines can connect to any controller that accepts a Wiegand 26 input, letting it act as a reader rather than a standalone controller.
Additional Information
- Because this is a mullion keypad, plan cable routing carefully; space inside a narrow frame is often limited. A door loop protects any cable that crosses to the door leaf.
- For outdoor mounting, seal the cable entry and avoid a position where water can pool against the housing.
- The two supplied manager cards (Add and Delete) let you enrol and remove user cards quickly without entering full programming mode.
- Block enrolment can add a run of sequential cards at once, which saves time on larger user lists - order sequential-numbered EM cards and fobs to suit. Power the system from a dedicated supply in our power accessories range.
- This is an access control keypad, not a smart lock: it has no app, no Bluetooth or WiFi, and no mechanical key. Browse the wider Neptune range or the full Keypads for Smart Locks category for other options.
Download PDF Resources
The 13-page W1-C/W3-C manual - packing list, full specifications and dimensions, wiring colour table, fail-safe vs fail-secure relay notes, factory reset, LDR anti-tamper and the complete programming guide including block enrolment.
Neptune's 3-page commissioning walk-through - wipe to factory default, enrol test users, then add, change and delete your own user PINs step by step.
The full 25-page Neptune Security Products range - keypads (this model appears in the keypads section), maglocks and brackets, receivers and remotes, exit buttons, call points, power supplies, fobs and cards.
What's in the Box - Neptune ACKPW1C
- 1 x Neptune ACKPW1C mullion keypad and reader unit
- 1 x Manager Add card
- 1 x Manager Delete card
- 1 x security screwdriver
- 4 x rubber wall plugs (6 x 27 mm)
- 4 x self-tapping mounting screws (3.5 x 27 mm)
- User manual
Neptune ACKPW1C - Product Brochure

PDF Files - Neptune ACKPW1C
The 13-page W1-C/W3-C manual - packing list, full specifications and dimensions, wiring colour table, fail-safe vs fail-secure relay notes, factory reset, LDR anti-tamper and the complete programming guide including block enrolment.
Neptune's 3-page commissioning walk-through - wipe to factory default, enrol test users, then add, change and delete your own user PINs step by step.
The full 25-page Neptune Security Products range - keypads (this model appears in the keypads section), maglocks and brackets, receivers and remotes, exit buttons, call points, power supplies, fobs and cards.
