Topcon LS-100D Digital Laser Receiver/Sensor with Rod Bracket Holder 100 – Precision Just Got Smarter

✅ 4-inch laser capture height — grab the beam faster and stay on grade
✅ Smart LCD screens front and back — because walking around is overrated
✅ Digital readout tells you how far off-grade you really are
✅ Includes screw-style Sensor Holder 110 — mounts tight, stays tight
✅ Works with Topcon lasers including RL-H5A, RL-SV2S, and RL-200 Series
✅ 45 hours of runtime on a single AA battery
Meet the Topcon LS-100D — the deluxe laser receiver that takes digital grade reading to the next level. Built for speed, accuracy, and rugged site conditions, the LS-100D delivers reliable on-grade feedback with digital precision, front-and-back LCDs, and insane battery life — all wrapped in a compact, field-ready unit.
This TOPCON LS-100D Laser Receiver Kit INCLUDES |


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WHAT'S IN THE BOX...
- Topcon LS-100D Deluxe Laser Receiver
- Receiver Model Topcon 1026030-01 / Topcon 1011989-04
- Large 4-Inch Laser Capture Height
- Rubber Armor Protective Jacket
- Smart Digital Readout
- Adjustable Accuracy Settings
- Adjustable Volume Control
- 1-Year Warranty
- Sensor Holder 110 Rod Bracket (screw-style clamp for secure mounting)
- Rod Bracket Model Topcon 1019505-01
- Compatible with Topcon LS-100D laser receiver
- Secure clamp design for quick attachment to grade rods
- Durable construction for jobsite performance
- Adjustable grip for various rod sizes
- Quick-release mechanism for easy repositioning
- Built-in circular bubble vial helps keep rod vertical for accurate readings
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This model includes the screw-style rod clamp (Sensor Holder-110) — so you’re ready to roll straight out of the box.
Need a backup or already have a rod bracket? You can also get the LS-100D sensor without the Holder 110. See model 1011989-04
Top Features of the Topcon LS-100D Receiver
- Compatible with Topcon rotary lasers including the RL-H5A, RL-HV and RL-200 Series and Discontinued Models - RL-H4C, RL-SV2S
- 2,625-foot working range (diameter) with Topcon lasers – cover serious ground without sacrificing accuracy
- Massive 4-inch beam capture window with strobe light suppression — because job sites don’t pause for flashy lights
- Dual bright LCD displays (front & back) so no matter where you’re standing, you see the grade
- 9-channel grade indicators with digital readout to on-grade – fine-tune every move with real-time feedback
- Three-color LED indicators (green, red, orange) to give fast visual alerts
- HOLD button locks the current reading – perfect when working solo or at awkward angles
- Magnetic mount for vertical use – ideal for steel erection, I-beams, or vertical alignment work
- Warning icons alert you if your Topcon laser gets bumped (HI alert) or runs low on juice
Wrapped in Rugged Rubber – Built for Real-World Job Sites
Every contractor knows drops happen. The Topcon LS-100D comes wrapped in a heavy-duty rubber armor housing that’s built to take a beating. Whether it’s knocked off a rod, dropped from scaffolding, or banged around in the truck, this receiver is protected from the daily abuse of the jobsite. That means fewer replacements, less downtime, and more time getting the job done.
Precision That Talks Back – Resolution You Can Feel
With 5 selectable accuracy settings — ±0.02", ±0.05", ±0.10", ±0.20", and ±0.50" (±0.5 mm to ±10 mm) — you’re in full control of how tight you need to dial it in. From rough grading to ultra-precise elevation checks, the Topcon LS-100D adapts to the job at hand with unmatched flexibility.
Rugged & Ready – Built for the Real World
- IP67-rated housing – completely dustproof and resistant to water immersion
- Up to 45 hours runtime on a single AA battery – work days, not hours
- Auto shut-off after 30 minutes to save power if left idle
- -20°C to 50°C operating range – rain, shine, frost, or desert heat
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Topcon LS-100D Receiver – Technical Specifications
Specification |
Details |
Working Range |
Up to 2,625 ft diameter (with Topcon RL-H4C, RL-SV2S, RL-200 Series) |
Vertical Detecting Range |
3.5 in. (-1.1 in. to +2.3 in.) |
Digital Readout Range |
2.7 in. (-0.7 in. to +1.9 in.) |
Accuracy Settings |
±0.02, ±0.05, ±0.10, ±0.20, ±0.50 in. (±0.5 mm to ±10 mm) |
Displays |
Dual LCD (front & back) with HOLD button |
Grade Channels |
9-channel digital + 3-color LED indicators |
Mounting Options |
Magnetic top mount + Sensor Holder 110 rod clamp |
Battery Type |
1x AA dry-cell |
Runtime |
Up to 45 hours |
Auto Shutoff |
After 30 minutes of inactivity |
Protection Rating |
IP67 – dustproof & waterproof |
Operating Temperature |
-20°C to 50°C |
Dimensions (L x W x H) |
5.275 x 2.716 x 0.985 inches |
Weight |
0.41888 lbs (with battery) |
kit-products:
Topcon LS-100D, Topcon Holder 6 Rod Bracket 312890112
SHIPPING:
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