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Description

RAB T34FA-2X2 Ultra-Economy Field-Adjustable LED Flat Panel — 40W / 30W / 20W Selectable — White

The RAB T34FA-2X2 Ultra-Economy Field-Adjustable LED Flat Panel delivers up to 4,328 lumens at 40W / 5000K with field-selectable wattage (40W / 30W / 20W) and CCT (3500K / 4000K / 5000K) via onboard switches — no rewiring, no tools required. Factory default is 30W / 4000K. Supports 0–10V dimming, dims to 10%. UL Listed for damp locations. IC Rated for direct insulation contact. DLC Premium and DLC Standard listed. CCEA Compliant. Replaces 2-lamp F32T8 fluorescent troffers. Optional microwave occupancy sensor and battery backup version (T34FA-2X2/E) available separately.

Key Features

  • Selectable Wattage: 40W / 30W / 20W — field-adjustable via onboard selector switch; factory default 30W
  • Wattage Equivalency: Replaces 2-lamp F32T8 fluorescent troffer at 40W setting
  • Maximum Lumen Output: 4,328 lm at 40W / 5000K
  • Peak Efficacy: 134.1 lm/W at 20W / 4000K
  • CRI: 81–84 across all wattage and CCT configurations
  • Selectable CCT: 3500K / 4000K / 5000K — field-adjustable via onboard selector switch; factory default 4000K
  • Lens & Optics: Frosted Polystyrene (PS) lens; aluminum frame and iron back housing
  • Dimming: 0–10V continuous dimming; dims to 10%; requires separate 0–10V DC dimming circuit
  • Voltage: 120–277V, 50/60Hz; Constant Current, Class 2, Class P driver
  • Location Rating: UL Listed for damp locations; IC Rated for direct insulation contact
  • Operating Temperature: −20°C (−4°F) minimum to 40°C (104°F) maximum ambient
  • Certifications: UL Listed (damp), DLC Premium and DLC Standard listed, CCEA Compliant, IESNA LM-79 & LM-80 tested
  • Rated Life: 50,000 hours based on IES LM-80 results and TM-21 calculations
  • Warranty: 5-year limited — covers light output, driver performance, and paint finish
  • Controls (Optional): Microwave occupancy sensor optional; Lightcloud Blue (/LCB) and Lightcloud Enterprise (/LC) wireless network lighting controls available

Performance & Light Output

At 40W: 4,089 lm (3500K / 118.8 lm/W), 4,100 lm (4000K / 119.2 lm/W), 4,328 lm (5000K / 131.1 lm/W). At 30W: 3,259 lm (3500K / 120.3 lm/W), 3,411 lm (4000K / 133.1 lm/W), 3,271 lm (5000K / 123.4 lm/W). At 20W: 2,282 lm (3500K / 126.9 lm/W), 2,341 lm (4000K / 134.1 lm/W), 2,279 lm (5000K / 127.2 lm/W). CRI 81–84 across all wattage and CCT configurations. Rated life 50,000 hours (L70) per IES LM-80 / TM-21.

Smart & Control Features

The T34FA-2X2 supports 0–10V dimming for integration with standard commercial dimming systems and building automation controllers. An optional microwave occupancy sensor (MVS) or passive infrared (PIR) sensor is available for field or factory installation.

  • Lightcloud Blue (/LCB): Bluetooth Mesh wireless control — ON/OFF, dimming, color tuning, schedules, and SmartShift. No gateway or hub required. Download the Lightcloud Blue mobile app for iOS or Android.
  • Lightcloud Enterprise (/LC): Secure cellular and Zigbee mesh network with remote commissioning, demand response, and BACnet integration. Requires a gateway or hub sold separately. Download the Lightcloud Enterprise mobile app for iOS or Android.

DLC system: N1XMLOEATBA (Interior); NHCZ2BIA17L (Exterior). Learn more at lightcloud.com.

Electrical

Constant Current, Class 2, Class P driver. 120–277V, 50/60Hz. Supports 0–10V dimming; dims to 10%. Requires separate 0–10V DC dimming circuit. All values typical (±10%). Mercury and UV free. RoHS-compliant components.

Watts 120V 208V 240V 277V
20W 0.17A 0.10A 0.09A 0.08A
30W 0.25A 0.15A 0.13A 0.11A
40W 0.34A 0.20A 0.17A 0.15A

Construction

Housing & Thermal: Aluminum frame and iron back housing. Maximum ambient temperature 40°C (104°F). Cold weather starting rated to −20°C (−4°F).

Lens & Optics: Frosted Polystyrene (PS) lens.

Finish: Formulated for high durability and long-lasting color. Green Technology construction — mercury and UV free, RoHS-compliant.

Environmental & Safety: IC Rated — suitable for direct contact with insulation, no clearance required. UL Listed for damp locations.

Dimensions & Weight: 23¾″ L × 23¾″ W × 1½″ H. Weight: 5.4 lbs.

Installation & Mounting

Standard Hardware: Recessed into standard T-grid ceiling.

Mounting Options: Surface mount and recessed drywall ceiling kits available separately. Wattage and CCT selector switches are field-adjustable via onboard switches — set before or after installation, no tools required.

Wiring: Driver includes dimming control wiring for 0–10V dimming systems. Requires separate 0–10V DC dimming circuit.

Accessories:

  • Surface mount kit — for surface ceiling installations
  • Recessed drywall ceiling kit — for non-T-grid drywall ceiling installations
  • Microwave occupancy sensor (MVS) — optional, factory or field-installed
  • Battery backup version — available as T34FA-2X2/E (sold separately)

Certifications & Rebates

  • UL Listed — damp locations
  • DLC Premium & DLC Standard Listed — qualifies for utility rebate programs. To verify rebate eligibility with your utility provider, visit designlights.org and search DLC Family Code BBBFYY.
  • CCEA Compliant
  • IESNA LM-79 & LM-80 Tested — tested per IESNA standards by an independent laboratory
  • IC Rated — suitable for direct insulation contact

Typical Applications

  • Offices and open-plan workspaces — 30W factory-default setting delivers 3,411 lm at 4000K for standard commercial illuminance levels
  • Classrooms and educational facilities — selectable CCT (3500K/4000K/5000K) allows a single SKU to meet varied project specs without reordering
  • Healthcare facilities and exam rooms — IC Rated and damp-rated construction supports insulated ceiling installations and moisture-prone areas
  • Government and institutional buildings — CCEA Compliant for qualifying procurement programs
  • Retrofit of 2-lamp F32T8 fluorescent troffers — 2×2 form factor drops into existing T-grid openings
  • Temperature-variable or cold-adjacent spaces — cold-start rated to −20°C (−4°F) for dependable performance

What’s Included

  • RAB T34FA-2X2 Ultra-Economy Field-Adjustable LED Flat Panel — White
  • Mounting hardware for T-grid installation

Specifications

Dimensions

Length/Depth
23.74 in
Width/Diameter
23.74 in
Height
1.5 in
Weight
5.54 lb

Style & Materials

Material
Aluminum

Characteristics & Features

Lamp Color
3500K, 4000K, 5000K, Selectable CCT
Color Rendering
84 CRI
Delivered Lumens
4300
Dimmable
Yes

Electrical Information

Voltage
120-277V
Total Wattage
40W

Item Details

MPN
T34FA-2X2
Brand
RAB Lighting
Family
T34 Field Adjustable Panels
UPC
192552015752

Warranty & Certifications

Product Warranty
5 Years
Lamp Life
50,000 Hours
Product Rating
Damp Rated

Shipping & Returns

Shipping: Enjoy free standard shipping on most orders over $99. Exclusions apply for oversized & commercial items. We ship to the contiguous 48 United States.

Returns: We offer a 60-day return window for most items. Products must be in their original, unused condition with all packaging. Exclusions: Special orders, clearance, and custom items.

See Full Shipping Policy | See Full Return Policy

Frequently Asked Questions

What locations is the T34FA-2X2 rated for, and what environments should it avoid?

The T34FA-2X2 is UL Listed for damp locations — suitable for restrooms, stairwells, covered areas, and spaces with occasional moisture exposure. It is IC Rated, meaning it can be installed in direct contact with ceiling insulation with no clearance required. It is not rated for wet locations (direct water exposure). Operating temperature range: cold-start rated to −20°C (−4°F), maximum ambient 40°C (104°F).

How do I adjust the wattage and CCT on the T34FA-2X2?

Both wattage (40W / 30W / 20W) and CCT (3500K / 4000K / 5000K) are set via onboard selector switches on the fixture. Factory defaults are 30W and 4000K. Switches are accessible before or after installation — no tools required. RAB recommends setting both before mounting for easiest access. There is no remote adjustment accessory (such as an MSR1) for this model — all adjustment is via the physical switch.

What smart control and sensor options are available for the T34FA-2X2?

Controls are factory-configured at time of order — they cannot be field-added after purchase. Options include: Lightcloud Blue (/LCB) — Bluetooth Mesh, no gateway, iOS/Android app; PIR occupancy sensor with Lightcloud Blue (/LCBS); Microwave sensor (/MVS) — 20 ft. detection diameter at 9 ft. mounting height, max mounting height 9–12 ft.; Lightcloud Enterprise (/LC) — Zigbee mesh, requires separate gateway; battery backup (/E); and combinations including /LCBS/MVS, /LCB/E, /LCBS/E, and /LCBS/MVS/E. All standard models include 0-10V dimming with a separate control circuit.

Is the T34FA-2X2 IC Rated, and what does that mean for installation?

Yes. IC Rated means the T34FA-2X2 is approved for direct contact with ceiling insulation — no air gap or clearance is required between the fixture and insulation material. This is a meaningful advantage in commercial renovation projects where insulated ceiling plenum space is limited. Non-IC-rated fixtures require a minimum clearance from insulation, which can complicate grid ceiling installations in thermally insulated buildings.

Does the T34FA-2X2 qualify for utility rebates, and which wattage setting is right for my ceiling height?

The T34FA-2X2 is DLC Standard listed under Family Code BBBFYY — qualifying for utility rebate programs in most U.S. markets. To verify eligibility with your utility provider, visit designlights.org and search DLC Family Code BBBFYY. For ceiling height guidance: the 20W setting suits low ceilings (8–10 ft.) in smaller rooms; the 30W setting covers standard office and classroom heights (10–13 ft.); the 40W setting is appropriate for higher ceilings or higher ambient light requirements (13+ ft.). For spaces requiring more than 4,300 lumens or ceiling heights above 15 ft., consider the T34FA-2X4 (2×4 format, up to 6,027 lm at 50W).
LED Wall Pack, 19000 Lumens, 120W, 30K|40K|50K, On/Off Photocell, 120-277V - Bees Lighting

RAB Lighting

RAB Lighting is a leading manufacturer of professional-grade LED lighting, with a reputation built on innovation, performance, and an unwavering commitment to quality. For over 75 years, RAB has engineered durable, energy-efficient fixtures for commercial and industrial applications. From powerful floodlights to high-performance high bays, RAB is the definitive choice for contractors, specifiers, and facility managers who demand superior and reliable lighting solutions.

Shop RAB Lighting

This LED panel troffer offers field-adjustable wattage (40/30/20W) and color temperature (3500/4000/5000K) options. Customers praised the "great quality" and noted it "works well with other fixtures." Fast delivery and easy ordering were highlighted. All reviews gave 5-star ratings, emphasizing impressive materials and finish.

  • 5 stars: 23 (100%)
  • 4 stars: 0 (0%)
  • 3 stars: 0 (0%)
  • 2 stars: 0 (0%)
  • 1 star: 0 (0%)
Some of the reviews shown are from related products the merchant grouped with this one.
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TIMOTHY PAJESTKA

Order came in complete with all accessories needed.

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Darren Emerson

I got the item quick and in great condition. Website was easy to use and ordering was fast.

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Michael Jennings

Great quality and the materials used are impressive. Finish looks great.

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Mark A Decker

Fixtures from this brand are always great quality. Highly recommended!!!!

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Jeffrey McIntosh

High quality brand and works well with our other fixtures.

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Tim Murphy

Great quality and the materials used are impressive. Finish looks great.

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Steven Wittschen

Highly recommended fixture!

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Jeremy Pierce

Bought from them before and ordering is always a breeze. This fixture looks really good and will definitely last a long time.

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Fred Melville

Worked really good for our company and I just bought some more.

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Jason Hernandez

I got the item quick and in great condition. Website was easy to use and ordering was fast.

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Tom Lawrence

Fixtures from this brand are always great quality. Highly recommended!!!!

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Wayne Beyer

High quality brand and works well with our other fixtures.

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Joe Glackin

Very easy to use and install.

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Dave Cyr

Great quality and the materials used are impressive. Finish looks great.

D
DUANE LEISNER

I got the item quick and in great condition. Website was easy to use and ordering was fast.

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Douglas Warren

Very easy installation and works like a charm.

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American Embassy

Website was easy to navigate and find what I needed. Item arrived on time.

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Sabastian Tira

One of the leading brands for these types of fixtures. You will not regret buying this for sure.

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Kathy Fowells

High quality brand and works well with our other fixtures.

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Customer

Very easy to use and install.

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Thomas P.

Quick, easy and low cost

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Michael B.

GREAT PRODUCT. NICE, BRIGHT WHITE LIGHT EMITTED. Lit up the dark closet tremendously.

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Mark W.

Great product with even lighting and low power consumption. Easy install.

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