UltraTech 0E-PPS2420 Plug-In Transformer (24 VAC, 20 VA) | Vidimost Chicago
Model / Series: 0E-PPS2420
The UltraTech (W Box) 0E-PPS2420 is a 24 VAC, 20 VA plug-in transformer for indoor security and surveillance devices that require 24 VAC primary AC power — primary 120 VAC / 60 Hz / 30 W input, fuse-protected, integrated power-indicator LED. Class 2, UL-listed, efficiency level VI compliant. The Chicago default 24 VAC AC power source for HVAC controls, intercom auxiliary, larger doorbells, and select access control hardware.
Specifications
- Brand
- UltraTech (a W Box / ADI Global Distribution brand)
- Series
- UltraTech / W Box Plug-In Transformers
- Model
- 0E-PPS2420
- Form Factor
- Plug-in transformer
- Output
- 24 VAC, 20 VA (20 W)
- Primary Input
- 120 VAC, 60 Hz, 30 W
- Fuse
- Fuse-protected
- Indicator
- Power LED
- Rating
- Class 2
- Compliance
- UL-listed; efficiency level VI compliant
- Use Case
- Indoor only
- Operating Temperature
- 23 °F to 86 °F (−5 °C to 30 °C)
- Output Terminals
- 2 screw terminals
Best Fit & Recommended For
UltraTech 0E-PPS2420 24 VAC, 20 VA Plug-In Transformer
The UltraTech 0E-PPS2420 (sold under W Box / ADI Global Distribution branding) is a plug-in 24 VAC, 20 VA transformer for indoor security and surveillance devices that need 24 VAC AC power. The Chicago go-to 24 VAC AC power source for HVAC controls, intercom auxiliary power, larger doorbells, and select access control hardware that requires 24 VAC primary power rather than DC.
What’s Confirmed by the Official UltraTech / W Box Spec
These specifications come from UltraTech / W Box / ADI Global Distribution published documentation:
- Output: 24 VAC, 20 VA (20 W)
- Primary input: 120 VAC, 60 Hz, 30 W
- Fuse: fuse-protected
- Indicator: power LED
- Rating: Class 2
- Compliance: UL-listed; efficiency level VI compliant
- Operating temperature: 23 °F to 86 °F (−5 °C to 30 °C)
- Output terminals: 2 screw terminals
- Use case: indoor only
0E-PPS2420 vs. 0E-PPS1640 — Pick by Voltage
| Feature | 0E-PPS2420 (this page) | 0E-PPS1640 |
|---|---|---|
| Output voltage | 24 VAC | 16.5 VAC |
| Output power | 20 VA | 40 VA |
| Best fit | 24 VAC HVAC controls, intercom, larger doorbells | Alarm panels, video doorbells, 16.5 VAC keypads |
The voltage is the deciding factor — match the transformer to the device’s required input voltage. Most indoor alarm panels are 16.5 VAC; HVAC controls and some intercom variants are 24 VAC.
Where the UltraTech 0E-PPS2420 Wins in Chicago
- Commercial 24 VAC-input device power
- HVAC control auxiliary power
- Intercom auxiliary power (24 VAC variants)
- Larger doorbell systems
- Indoor low-voltage 24 VAC-input security devices
- Healthcare / education / multi-tenant residential 24 VAC applications
- Hospitality / retail 24 VAC-input device power
Local Chicago Coverage
Vidimost installs the UltraTech 0E-PPS2420 across the full Chicago metropolitan area as the standard 24 VAC plug-in transformer.
Recommended Pairings
- UltraTech 0E-PPS1640 — 16.5 VAC sibling for alarm-panel applications
- Altronix AL400ULX — 12 / 24 VDC output power supply for DC-input devices
- Altronix SMP3ET — compact DC sibling
Professional Installation by Vidimost
Vidimost LLC supplies and installs the UltraTech 0E-PPS2420 across Chicago for indoor 24 VAC-input device power. Full-scope service includes site walkthrough, device-power verification (24 VAC vs 16.5 VAC vs 12/24 VDC), plug-in placement, and integration with the device wiring. Contact us for a free site walkthrough and quote.
Frequently Installed Together
UltraTech
UltraTech 0E-PPS1640
The UltraTech (W Box) 0E-PPS1640 is a 16.5 VAC, 40 VA plug-in transformer for indoor security and surveillance products — primary 120 VAC / 60 Hz / 50 W input, 3-prong grounded plug, auto-resetting PTC fuse, integrated power-indicator LED. Class 2, UL-listed, efficiency level VI compliant. The Chicago default 16.5 VAC AC power source for alarm panels, security keypads, video doorbells, and other indoor 16.5 VAC-input devices.
View →Altronix
Altronix AL400ULX
The Altronix AL400ULX is a single-output power supply / charger for access control, burglar alarm, and fire signaling applications — converts 115 VAC / 60 Hz into a Class 2 power-limited output of either 12 VDC @ 4A or 24 VDC @ 3A. Built-in charger for sealed lead-acid / gel batteries, automatic switchover on AC loss, 13"×13.5"×3.25" wall-mount enclosure. UL294 / UL603 / UL1481 / UL1069 listed.
View →Altronix
Altronix SMP3ET
The Altronix SMP3ET is a compact single-output power supply / charger — converts 115 VAC into a selectable 6 VDC or 12 VDC output at 2.5 A continuous, with built-in charger for sealed lead-acid / gel batteries and automatic switchover to standby battery on AC failure. Filtered and electronically regulated, with short-circuit and thermal overload protection. The Chicago choice for compact single-device installations — small access panels, low-current cameras, intercom auxiliary power.
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