The PHOTOBIO VP LED 32W is a modular, slim-profile LED fixture built for vegetative growth, propagation, and vertical farming. This listing includes two fixtures plus a 10-foot 277V L7-15P power cord. Each fixture runs at 32W and delivers 67.2 umol/s PPF with a VE spectrum tailored to early-stage plant development. Fixtures daisy-chain in runs of 10 to 23 from a single power source and carry an IP65 rating for wet-environment use.
PHOTOBIO VP LED 32W Specifications
Performance specifications below apply to a single fixture. This pack includes two fixtures and one 10-foot 277V L7-15P power cord.
| Specification | Value |
|---|---|
| Wattage (per fixture) | 32W |
| PPF (per fixture) | 67.2 umol/s |
| Photon Flux @ 277V | 73.6 umol/s |
| Efficacy @ 277V | 2.3 umol/J |
| Spectrum | VE (vegetative/propagation) |
| Diodes | Lumiled |
| Voltage Range | 100–277V |
| Dimensions (per fixture) | 47.3″ L x 1.3″ W x 1.3″ H |
| Weight (per fixture) | 1.5 lbs |
| IP Rating | IP65 |
| Daisy-chain capacity | 10–23 fixtures per power source (voltage-dependent) |
| Cooling | Passive |
| Included cord | 10 ft, 277V, L7-15P plug |
| Pack contents | 2 fixtures, 1 power cord, 4 mounting clips, screws, zip-ties |
| Certifications | CE, ETL, FCC, DLC |
Why Choose the PHOTOBIO VP LED 32W
The PHOTOBIO VP is purpose-built for spaces where vertical real estate matters. Its 47.3-inch length and 1.3-inch square cross-section let growers pack rows of fixtures into tight vertical tiers without shadowing adjacent shelves. The fixture weighs 1.5 lbs, so standard shelving and mounting rails handle the load without reinforcement.
The modular daisy-chain design is the core reason operators choose this fixture over single-driver solutions. Depending on line voltage, you can run 10 to 23 VP fixtures from one power input, which means fewer cord runs, fewer outlets, and a cleaner electrical layout across multi-tier racks. The included 10-foot 277V L7-15P cord is pre-terminated so the first pair is ready to hang without additional accessories.
The VE spectrum from Lumiled diodes targets vegetative and propagation growth stages. At 277V, each fixture delivers 73.6 umol/s photon flux at 2.3 umol/J efficacy. IP65 ingress protection covers both the fixture body and the push-lock power connectors, so the system holds up in propagation environments where misting and high humidity are routine. Passive cooling means no fans to fail, clean, or replace.
- Slim 1.3″ x 1.3″ profile fits vertical farm tiers and multi-level propagation racks
- Daisy-chain 10–23 fixtures per power source, reducing wiring complexity in large installations
- 2.3 umol/J efficacy at 277V with Lumiled diodes and VE spectrum for veg and propagation
- IP65-rated fixture and connectors handle misting environments and high-humidity propagation rooms
- Passive cooling eliminates moving parts; 5-year manufacturer warranty
- Ships as a pair with a 10-foot 277V L7-15P cord included — installation-ready out of the box
Best Uses for the PHOTOBIO VP LED 32W
The VP LED is a specialized fixture rather than an all-purpose grow light. It performs well in specific applications where its slim form factor and daisy-chain capability are an advantage.
- Vertical farming racks: The 47.3-inch length fits standard 4-foot rack bays. Multiple fixtures can be mounted horizontally at each tier level, and the daisy-chain wiring keeps overhead cable runs minimal on multi-level installations.
- Propagation chambers and clone rooms: The VE spectrum and IP65 rating make this fixture well-suited to propagation environments where cuttings and seedlings need consistent vegetative-stage light and the fixtures are exposed to frequent misting or high relative humidity.
- Vegetative stages in controlled-environment agriculture: Growers who run separate veg and flower rooms can dedicate VP fixtures to the veg room and run long daisy-chain runs from a single circuit, simplifying electrical layout versus individual ballasted fixtures.
- Supplemental lighting in multi-light systems: Because the 100–277V input range is wide and connectors are compatible with the broader PHOTOBIO cable ecosystem, VP fixtures can be added to existing PHOTOBIO installations as supplemental side or inter-canopy lighting. See also the Gavita Pro 1700e LED if you need a high-output overhead fixture alongside your VP supplemental rows.
- Commercial propagation facilities: Large-scale propagation operations benefit from the low per-fixture weight (1.5 lbs) and passive cooling when building out high-density propagation rooms with dozens of fixtures per zone.
PHOTOBIO VP LED 32W vs Similar Products
The PHOTOBIO VP competes primarily with other slim-bar LED fixtures marketed for vertical farming and propagation. The key differentiators are its daisy-chain capacity and the breadth of its voltage range.
Many entry-level propagation strip lights are designed for 120V only and require one power cord per fixture or pair. The VP’s 100–277V universal input and the ability to chain up to 23 fixtures per power source make it more practical for commercial installations where reducing circuit count and cord runs is a priority. The IP65 rating on both the fixture and the connectors is also less common at this wattage and price point — most 32W strip lights carry IP40 or IP44 ratings that are not suited to direct misting environments.
Within the PHOTOBIO lineup, the VP sits in the low-wattage propagation and veg category. If you need a higher-output fixture for flowering or full-cycle production, a different model would be appropriate. The VP is not designed to serve as a primary flower-stage fixture.
If you are building out a full propagation-to-finish system, pairing VP fixtures in the propagation and veg zones with a separate high-output overhead LED for flower — such as the Gavita Pro 1700e LED — is a common configuration in commercial facilities.
Compatibility
The PHOTOBIO VP LED operates on 100–277V AC, making it compatible with both standard 120V North American circuits and 208V or 277V commercial panel voltages. This listing’s included cord terminates in an L7-15P locking plug, which is a 15-amp 277V twist-lock connector. Verify that your panel or distribution strip has L7-15P receptacles before ordering this cord variant; if your facility uses a different voltage or plug type, other cord configurations are available separately.
The fixture uses liquid-tight push-lock connectors that are compatible with the existing PHOTOBIO cable ecosystem. If you already have PHOTOBIO interconnect cables or controllers on-site, the VP integrates into that cable environment without adapters.
The VP is not a dimmer-controlled fixture in the same way as higher-wattage driver-based LEDs — it is switched on/off through your power source or controller. For timer control or integration with an environmental controller, connect through a compatible relay or a power strip on a timer. The fixture’s daisy-chain structure means all linked fixtures in a run switch together from the single input connection.
If you are running the T5 fluorescent format for propagation and considering a switch to LED, a comparable option in a 4-foot format is the T5 Designer 4ft 4-tube fixture, which gives a sense of the size category the VP competes in.
Usage Guidelines
The VP LED is intended for vegetative and propagation growth stages. Because it uses a fixed VE spectrum, it is not designed to drive flowering or fruiting cycles where red-heavy or adjustable spectra are needed.
Mounting height and spacing: Specific coverage maps are published by PHOTOBIO on their website for the VP fixture. As a general guideline for propagation use, the fixture is typically mounted 4–18 inches above the canopy depending on the sensitivity of the propagating material. Cuttings and seedlings in early propagation often benefit from the fixture placed further away to avoid stress; once roots are established, height can be reduced to increase intensity.
Photoperiod: For vegetative growth, an 18-hour on / 6-hour off photoperiod is standard practice. For propagation of cuttings, a 24-hour or 18-hour light schedule is common depending on the species. Use a timer or environmental controller to maintain consistent cycles.
Daisy-chain wiring: When planning a run, calculate total fixture count against the voltage you will supply. At 277V, you can chain up to 23 fixtures per cord input. At lower voltages the capacity drops — consult the PHOTOBIO wiring guide for exact numbers. Fixtures within a run are wired in series from the power cord through the push-lock connectors; ensure all connectors are fully seated and locked before powering on.
Sold in pairs: This listing provides two fixtures. All performance specifications (PPF, efficacy, dimensions, weight) describe a single fixture. When planning coverage, multiply by two for the pair output.
How to Install the PHOTOBIO VP LED 32W
- Unbox and inspect: Remove both fixtures, the power cord, mounting clips, screws, and zip-ties from the packaging. Inspect for shipping damage before mounting. The fixture body should be free of cracks and all connectors should be undamaged.
- Plan your run: Determine how many fixtures you are connecting in this run and verify the total is within the daisy-chain limit for your supply voltage (10–23 fixtures depending on voltage). Lay out the fixtures in the order they will be connected.
- Mount the fixtures: Use the included mounting clips and screws to secure each fixture to your rack, shelf, or mounting surface. The clips are designed for the VP’s 1.3″ x 1.3″ profile. Position the light-emitting face toward the canopy. Zip-ties are included for cable management along the chain.
- Connect the daisy-chain: Starting from the power cord end, connect fixtures in sequence using the liquid-tight push-lock connectors. Press each connector in firmly until it locks. Verify all connections before applying power.
- Connect the power cord: Plug the L7-15P end of the included 10-foot cord into your 277V L7-15P receptacle. If using a timer or controller, connect through that device before the wall receptacle.
- Power on and verify: Switch on the circuit. All fixtures in the run should illuminate simultaneously. If any fixture in the chain does not light, power off and check the connector at that fixture for a fully seated lock.
- Set photoperiod: Program your timer or environmental controller for the desired light cycle (typically 18/6 for vegetative or 24/0 for propagation). Adjust fixture height to the appropriate distance for the growth stage and species.












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