Ordnance is the shared name for Grenade Mods and Heavy Weapons in Borderlands 4, as they now share a single weapon slot. Here is everything you need to know about the Borderlands 4 Ordnance.
Note: This article will be updated as we learn more about this subject.
Table of contents
Ordnance Key Takeaways
- Grenades and Heavy Weapons now use one Ordnance Weapon Slot
- Ordnance usage works on a Cooldown instead of Ammo Pickups, but each item has a set number of projectiles.
- Ordnance cannot be used during Fight for Your Life.
- Rafa has Skills that boost Ordnance
- Ordnance items always deal Ordnance Damage unless stated otherwise.
- Heavy Weapons Ordnance counts as both Weapon and Ordnance Damage (Source)
Heavy Weapon Ordnance
The Heavy Weapon Ordnance works on a cooldown and has a certain amount of ammo. Cancelling your Heavy Weapon will reduce the cooldown of your Ordnance based on the number of projectiles left.
| Manufacter | Name | LVL | Cooldown | DMG | Accuracy | Fire Rate | Ammo |
|---|---|---|---|---|---|---|---|
| Maliwan | C-Beam | 12 | 70s | 500 | 72% | 0.8/s | 3 |
| Maliwan | Abnormal Supercell | 5 | 50s | 122 | 65% | 1.6/s | 6 |
| Maliwan | String-net Prisma-las | 20 | 44s | 1194 | 72% | 0.8/s | 4 |
| Ripper | Promised Adze | 20 | 40s | 1209 | 70% | 1.4/s | 5 |
| Torgue | Junk-Drunk Litter Spitter | 20 | 37s | 206 | 61% | 6.3/s | 32 |
| Vladof | Endemic Blastpipe | 10 | 40s | 17 | 71% | 54.0/s | 150 |
| Vladof | Steelburner | 20 | 80s | 34 | 71% | 30.0/s | 150 |
| Vladof | Particular Petuch | 8 | 32s | 126 | 76% | 5.4/s | 42 |
| Vladof | Gifted Rushlight | 6 | 58s | 9 | 71% | 30.0/s | 177 |
| Vladof | Tinged Golub | 20 | 45s | 207 | 76% | 4.0/s | 42 |
Heavy Weapon Perks
| Part | Prefix | Effect |
|---|---|---|
| Additional Barrel | (Endemic) | Adds an additional barrel |
| Compound | Promised | Deals increased Damage per enemy hit |
| Devil’s Share | Endemic | Every 6th shot deals double damage |
| Explosive Rounds | Particular | Increases Damage and Damage Radius |
| Ricochet | String-net | Projectiles bounces off of surfaces |
| Homing | Rockets have a slight homing toward nearby targets | |
| Magazine Size | Junk-Drunk | Increase Magazine Size by 25% |
| Magic Bullet | Gifted | Every 6th shot is homing |
| Scanning | Rockets home toward nearby targets |
Grenade Ordnance
The Grenade Ordnance works on a cooldown and has multiple charges. Other stats are their Ordnance Damage and Blast Radius., but their mechanics are determined by their [Manufacturer Trigger], a [Payload], a [Payload Augment], and a [Perk].
Grenade Stats
| Name | Manufacturer | LVL | Cooldown | DMG | Radius | Charges |
|---|---|---|---|---|---|---|
| Exploder | Torgue | 7 | 16s | 161 | 400 | 2 |
| Throwing Knifes | Jakobs | 7 | 10s | 117 | 0 | 3 |
| Frag Grenade | Daedalus | 7 | 12s | 146 | 350 | 2 |
| Plasma Grenade | Maliwan | 7 | 16s | 117 | 300 | 2 |
| Reaver Grenade | Ripper | 20 | 12s | 359 | 250 | 2 |
| Satchel Charge | Tediore | 7 | 20s | 175 | 500 | 2 |
| Seeker | Order | 5 | 12s | 68 | 275 | 2 |
| Impact Grenade | Vladof | 8 | 18s | 193 | 479 | 2 |
Grenade Manufacturer Delivery Triggers
| Manufacturer | Special Effect |
|---|---|
| Daedalus | Grenades cook while held, and explode after a set Duration |
| Jakobs | Grenade Crit when hitting Weak Points |
| Maliwan | Grenades stick to enemies, and any that land on the ground will propel themselves at the nearest incoming enemy |
| Order | Grenades home in on nearby enemies |
| Ripper | Grenades teleport to their destination |
| Tediore | Double tap to remotely detonate thrown Grenades |
| Torgue | Grenades explode when impacting an enemy |
| Vladof | Grenades explode upon impact |
Grenade Payloads, Augments, and Perks
- Green: [trigger]
- Blue: [trigger] + 2 parts
- Purple: [trigger] + 3 parts (1 = payload augment?)
| Augment | Prefix | Effect |
|---|---|---|
| Apex Augment | Daisy Cutter | Each Grenade also explodes at the apex of each bounce |
| Artillery Payload | Fusillande | Fires bullets in an area around the Grenade when it explodes |
| Bloodthirsty | Vampiric | 16% Lifesteal |
| Bouncer Augment | Mad Hatter | Each Grenade bounces toward nearby enemies |
| Collapsing Augment | Supermassive | The Singularity pulls in enemies more rapidly, and with increased Force, within a large Radius |
| Concussive | Concussive | 60%/70%/80% Knockback force |
| Damage Amp Payload | Wounding | Damage Taken by impacted target is increased by +50% for 10 seconds |
| Divider Payload | Duplicating | Spawns a second Grenade while mid-flight |
| Duration Augment | – | Increases the Duration of the Lingering effect |
| Exacting | Bullseye | +21% Chance to deal Critical Damage |
| Expansive | Collateral | +35% Damage Radius |
| Explosive | Booming | +15% Damage |
| Express | Rapid | -15% Grenade Cooldown Duration |
| Fracture Augment | Tectonic | Spawns 3 Elemental Pillars in the direction the grenade was thrown, each dealing 333 damage |
| Gnewing Augment | Spaghettifying | Deals 58 Damage/s for the Duration of the Singularity |
| Hazardous | Ancient | +14% Elemental Status Chance and +140% Elemental Status Damage |
| Homing | Homes in on target | |
| Lethal | Augmented | Grenade Damage is increased by +41% and Grenade Projectile Speed is reduced by -50% |
| Lingerling Payload (Cryo) | Hazard | Spawns a Cryo puddle dealing Damage to all enemies within it. |
| Lingerling Payload (Shock) | Hazard | Lashes out at nearby enemies, dealing Shock damage |
| Lingerling Payload (Incendiary) | Hazard | Spawns 4 rotating rows dealing Incendiary Damage |
| Lingerling Payload (Radiation) | Hazard | Spawns radiation globules that home onto nearby enemies dealing 51 Damage |
| Maglock Augment | Relentless | Homes in on nearby enemies |
| Merciless | Killshot | Critical Damage increased by +70/80% |
| MIRV Payload | MIRV | Spawns 4 smaller grenades on detonation |
| Micro MIRV Augment | Bountful | MIRV Grenades each spawn 3 Micro MIRVs when they explode |
| Missiles Augment | Barrage | Fires Micro-Missiles that home in on nearby enemies, each dealing 364 Damage |
| Mortar Augment | Artilery | Fires Mortars toward enemy positions, each dealing 141 Damage |
| Nuke | Atomic | +23% Damage, +45% Damage Radius, and +25% Cooldown |
| Overflow | Fully Loaded | +1 Grenade Charge |
| Prolonged Augment | Stable | Increases the Duration of the Singularity Grenade by 50% |
| Pulling Augment | Each Grenade spawns a Singularity | |
| Repeater Augment | Bombing Run | Spawns additional Grenades while midflight |
| Rubberized Augment | Festive | MIRV Grenades bounce up to 5 times before exploding |
| Singularity Payload | Singularity | Pulls in nearby enemies |
| Splat Pack Augment | Bubbling | Launches 3 Projectiles that each spawn an Elemental Puddle on landing |
| Splinter Augment | Pack-Hunter | Launches the additional Grenades towards an enemy |
| Spring Payload | Spring Loaded | Bounces in places, exploding 3 additional times |
| Spring Augment | Bouguet | MIRV Grenades bounce in place 3 times, exploding on each bounce |
| Suppressor Augment | Maiming | Damage Dealt by impacted target is reduced by -25% for 3 seconds |
| Tightly Packed Augment | Clonal | Increases amount of MRIV Grenades spawned by +2 |
| Wideload | Double-Wide | Reduce homing turn rate, increase damage radius (+170%) |
Changelog
| Date | Notes |
|---|---|
| June 22, 2025 | Initial release |